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Bronchitis

" in MedChemExpress (MCE) Product Catalog:

By Targets:	5-HT Receptor (4) Adenosine Receptor (4) Adrenergic Receptor (11) Antibiotic (41) Apoptosis (3) Bacterial (50) Beta-lactamase (7) Biochemical Assay Reagents (3) CCR (2) Cholinesterase (ChE) (2) Cytochrome P450 (3) DNA/RNA Synthesis (2) Drug Intermediate (1) Elastase (2) Endogenous Metabolite (1) Histamine Receptor (3) Influenza Virus (1) Interleukin Related (1) Isotope-Labeled Compounds (12) Monoamine Oxidase (1) Mucin (2) Neurokinin Receptor (2) NO Synthase (1) Nucleoside Antimetabolite/Analog (1) P2Y Receptor (2) Parasite (1) Penicillin-binding protein (PBP) (5) Phosphodiesterase (PDE) (5) Prostaglandin Receptor (2) Reactive Oxygen Species (ROS) (5) Reference Standards (23) SARS-CoV (1) Ser/Thr Protease (1) Topoisomerase (3) TRP Channel (1)
By Research Areas:	Cancer (14) Cardiovascular Disease (4) Endocrinology (11) Infection (54) Inflammation/Immunology (61) Neurological Disease (8)
Click Chemistry:	Alkynes (1)

101

Inhibitors & Agonists

Screening Libraries

Natural
Products

Recombinant Proteins

Isotope-Labeled Compounds

Click Chemistry

Cat. No.	Product Name	Target	Research Areas	Chemical Structure

HY-B0322

Sulfamethoxazole Maximum Cited Publications 24 Publications Verification Ro 4-2130	Antibiotic Bacterial	Infection Cancer
Sulfamethoxazole (Ro 4-2130) is a sulfonamide antibiotic with a widespread antibacterial activity. Sulfamethoxazole inhibits bacterial folate metabolism by competing with 4-Aminobenzoic acid (HY-B1008) (PABA) to act on dihydropteroate synthetase and dihydropteroate reductase. Sulfamethoxazole can be used for the study of urinary tract infections (UTIs), prostatitis, and bronchitis .

HY-A0062

Telithromycin 5 Publications Verification HMR3647; RU66647	Bacterial Antibiotic	Infection Inflammation/Immunology
Telithromycin (HMR3647) is a novel ketolide antibiotic that structurally resembles macrolides. Telithromycin belongs to the ketolide family that is characterized by a keto group at position 3 of the macrolide ring and is active against bacteria causing community-acquired pneumonia, acute exacerbation of chronic bronchitis, and acute sinusitis. Telithromycin also has similar immunomodulatory effects as macrolides. Telithromycin can be used for the research of respiratory infections including bronchial asthma .

HY-66011A

Moxifloxacin 20+ Cited Publications BAY 12-8039 free base	Bacterial Antibiotic	Infection Cancer
Moxifloxacin is an orally active 8-methoxyquinolone antimicrobial for use in the treatment of acute bacterial sinusitis, acute bacterial exacerbations of chronic bronchitis, and community-acquired pneumonia .

HY-66011

Moxifloxacin Hydrochloride 20+ Cited Publications BAY 12-8039	Bacterial Antibiotic	Infection Cancer
Moxifloxacin Hydrochloride (BAY 12-8039) is an oral 8-methoxyquinolone antimicrobial for use in the treatment of acute bacterial sinusitis, acute bacterial exacerbations of chronic bronchitis, and community-acquired pneumonia .

HY-108881

Troleandomycin Triacetyloleandomycin	Cytochrome P450 Bacterial	Infection Inflammation/Immunology
Troleandomycin (Triacetyloleandomycin), a macrolide acrolide antibiotic, is a selective CYP3A inhibitor. Troleandomycin is an oral corticosteroid for asthma study .

HY-N0825

Nodakenin	Cholinesterase (ChE)	Inflammation/Immunology
Nodakenin is a major coumarin glucoside in the root of Angelica decusiva. Nodakenin inhibits acetylcholinesterase (AChE) activity with an IC₅₀ of 84.7 μM .

HY-B0198

Cefaclor 2 Publications Verification	Antibiotic Penicillin-binding protein (PBP) Bacterial 5-HT Receptor	Infection Neurological Disease Inflammation/Immunology
Cefaclor is a well-absorbed orally active cephalosporin antibiotic. Cefaclor can specifically bind to specific for penicillin-binding protein 3 (PBP3). Cefaclor can be used for the research of depression and kinds of infections caused by bacteria, such as respiratory tract infections, bacterial bronchitis, pharyngitis and skin infections .

HY-B0128

Diphylline 1 Publications Verification Diprophylline	Adenosine Receptor Phosphodiesterase (PDE)	Cardiovascular Disease Inflammation/Immunology
Diphylline (Diprophylline) is a potent A1/A2 adenosine receptor antagonist and cyclic nucleotide phosphodiesterase inhibitor. Diphylline, a xanthine derivative, is a bronchodilator and vasodilator agent and has the potential for chronic bronchitis and emphysema .

HY-B0976

Fenoterol Th-1165; Phenoterol	Adrenergic Receptor	Inflammation/Immunology Endocrinology
Fenoterol (Th-1165), a sympathomimetic agent, is a selective and orally active β2-adrenoceptor agonist. Fenoterol is an effective bronchodilator and can be used for bronchospasm associated with asthma, bronchitis and other obstructive airway diseases research .

HY-B0976A

Fenoterol hydrobromide Th-1165a; Phenoterol hydrobromide	Adrenergic Receptor	Inflammation/Immunology Endocrinology
Fenoterol hydrobromide (Th-1165a), a sympathomimetic agent, is a selective and orally active β2-adrenoceptor agonist. Fenoterol hydrobromide is an effective bronchodilator and can be used for bronchospasm associated with asthma, bronchitis and other obstructive airway diseases research .

HY-136205

IA-Alkyne 4 Publications Verification Iodoacetamide-alkyne; N-Hex-5-ynyl-2-iodo-acetamide	TRP Channel	Infection Inflammation/Immunology
IA-Alkyne (Iodoacetamide-alkyne; N-Hex-5-ynyl-2-iodo-acetamide) is a TRP channel (TRPC) agonist and has the potential for the study of respiratory infection . IA-Alkyne can be used to develop an isotopically tagged probe for quantitative cysteine-reactivity profiling . IA-Alkyne is a click chemistry reagent, it contains an Alkyne group and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing Azide groups.

HY-B0944

Pidotimod 2 Publications Verification	Bacterial	Inflammation/Immunology
Pidotimod is an orally active dipeptide immunostimulant with immunomodulatory properties on the adaptive and the innate immune responses. Pidotimod increases macrophage activity and humoral immune functions. Pidotimod can be used for the research of chronic bronchitis, chronic obstructive pulmonary disease (COPD), bronchiectasis, and chronic idiopathic urticaria,et al .

HY-B0004

Doxofylline	Adenosine Receptor Phosphodiesterase (PDE) Reactive Oxygen Species (ROS)	Inflammation/Immunology
Doxofylline is an orally active PDE IV inhibitor and A1AR antagonist. Doxofylline reduces inflammation in epithelial cells via inhibiting mitochondrial ROS production and amelioration of multiple cellular pathways (NLRP3-TXNIP inflammasome activation). Doxophylline can be used in studies of asthma, chronic obstructive pulmonary disease, and bronchospasm .

HY-B0322S

Sulfamethoxazole-d4 1 Publications Verification Ro 4-2130-d₄	Isotope-Labeled Compounds Antibiotic Bacterial	Infection
Sulfamethoxazole-d₄ (Ro 4-2130-d₄) is a deuterium labeled Sulfamethoxazole (HY-B0322). Sulfamethoxazole (Ro 4-2130) is a sulfonamide antibiotic with a widespread antibacterial activity. Sulfamethoxazole inhibits bacterial folate metabolism by competing with 4-Aminobenzoic acid (HY-B1008) (PABA) to act on dihydropteroate synthetase and dihydropteroate reductase. Sulfamethoxazole can be used for the study of urinary tract infections (UTIs), prostatitis, and bronchitis .

HY-B1063

Terpin hydrate Terpin monohydrate; cis-Terpin hydrate	Biochemical Assay Reagents	Inflammation/Immunology
Terpin hydrate (cis-Terpin hydrate) is an expectorant, commonly used in the research of mucus associated with acute and chronic bronchitis. Terpin hydrate ameliorates Paraquat dichloride (HY-B0864A)-induced lung damage .

HY-B0322A

Sulfamethoxazole sodium Maximum Cited Publications 24 Publications Verification Ro 4-2130 sodium	Antibiotic Bacterial	Infection
Sulfamethoxazole (Ro 4-2130) sodium is a sulfonamide antibiotic with a widespread antibacterial activity. Sulfamethoxazole sodium inhibits bacterial folate metabolism by competing with 4-Aminobenzoic acid (HY-B1008) (PABA) to act on dihydropteroate synthetase and dihydropteroate reductase. Sulfamethoxazole sodium can be used for the study of urinary tract infections (UTIs), prostatitis, and bronchitis .

HY-B0455

Lomefloxacin hydrochloride SC47111A hydrochloride; NY-198 hydrochloride	Antibiotic Bacterial Topoisomerase Reactive Oxygen Species (ROS) Apoptosis	Infection Endocrinology Cancer
Lomefloxacin hydrochloride (NY-198 hydrochloride) is an orally active difluoroquinolone antibiotic. Lomefloxacin hydrochloride prevents DNA supercoiling and replication by inhibiting bacterial topoisomerase II. Lomefloxacin hydrochloride induces ROS production and Apoptosis. Lomefloxacin hydrochloride has broad-spectrum bactericidal activity against Gram-positive and Gram-negative bacteria. Lomefloxacin hydrochloride has anticancer effects against melanoma. Lomefloxacin hydrochloride can be used in the study of systemic bacterial infections (such as Salmonella typhimurium infections), skin and melanoma .

HY-B0024

Prulifloxacin 2 Publications Verification NM441	Bacterial Antibiotic	Infection
Prulifloxacin (NM441) is an orally active fluoroquinolone antibiotic with a broad spectrum of activity against Gram-positive and -negative bacteria. Prulifloxacin is a proagent of a thiazeto-quinoline carboxylic acid derivative Ulifloxacin (NM394). Prulifloxacin has the potential for lower urinary tract infections and exacerbations of chronic bronchitis .

HY-17452A

Cefditoren Pivoxil Cefditoren pivoxyl; Cefditoren pivaloyloxymethyl ester; ME 1207	Beta-lactamase Bacterial Antibiotic	Infection Inflammation/Immunology
Cefditoren Pivoxil (ME 1207) is a broad-spectrum, third-generation, oral cephalosporin antibacterial with enhanced stability against many common β lactamases. Cefditoren Pivoxil has activity against Gram-negative organisms and Gram-positive organisms. Cefditoren Pivoxil can be used in the research of infection diseases such as acute exacerbations of chronic bronchitis, community-acquired pneumonia (CAP), streptococcal pharyngitis/tonsillitis, or uncomplicated skin and skin structure infections .

HY-159688

Cefditoren 1 Publications Verification	Antibiotic Bacterial Penicillin-binding protein (PBP) Interleukin Related	Infection
Cefditoren is a broad-spectrum oral active cephalosporin that acts as a penicillin-binding protein (PBP) inhibitor. Cefditoren binds to specific PBPs in Gram-positive and Gram-negative bacteria, thereby inhibiting cell wall synthesis. Cefditoren also reduces serum levels of the inflammatory biomarkers IL-6 and KL-6. Cefditoren can be used in research related to acute exacerbation of chronic bronchitis, pharyngitis-tonsillitis, uncomplicated skin and skin structure infections, respiratory tract infections, acute pyelonephritis, and enterococcal endocarditis .

HY-108662

PIT 2,2'-Pyridylisatogen tosylate	P2Y Receptor	Inflammation/Immunology Cancer
PIT (2,2'-Pyridylisatogen tosylate) is a selective and non-competitive antagonist of P2Y1 receptor with an IC₅₀ value of 0.14 μM for human P2Y1 receptor. PIT antagonizes P2Y1 receptor signaling without affecting nucleotide binding. PIT is an irreversible antagonist of responses to ATP at metabotropic purinoceptors (of the P2Y family) in some smooth muscles. PIT can be used for the research of chronic bronchitis and asthma .

HY-107051

GW 766994 2 Publications Verification GW 994	CCR	Inflammation/Immunology Endocrinology
GW 766994 (GW 994) is an orally active and specific chemokine receptor-3 (CCR3) antagonist. GW 766994 has the potential for asthma and eosinophilic bronchitis research .

HY-B2078A

Eprazinone dihydrochloride	Neurokinin Receptor	Inflammation/Immunology
Eprazinone dihydrochloride is a gent with mucolytic, secretolytic, antitussive, and bronchial antispasmodic properties. Eprazinone dihydrochloride is a neurokinin 1 receptor (NK1R) ligand. Eprazinone dihydrochloride has the potential for chronic bronchitis treatment that improved pulmonary function and arterial partial pressure of oxygen .

HY-B0455A

Lomefloxacin SC47111A; NY-198	Bacterial Antibiotic Topoisomerase Reactive Oxygen Species (ROS) Apoptosis	Infection
Lomefloxacin (SC47111A) is an orally active difluoroquinolone antibiotic. Lomefloxacin prevents DNA supercoiling and replication by inhibiting bacterial topoisomerase II. Lomefloxacin induces ROS production and Apoptosis. Lomefloxacin has broad-spectrum bactericidal activity against Gram-positive and Gram-negative bacteria. Lomefloxacin has anticancer effects against melanoma. Lomefloxacin can be used in the study of systemic bacterial infections (such as Salmonella typhimurium infections), skin and melanoma .

HY-W012998

2,3-Pentanedione	Drug Intermediate	Neurological Disease Inflammation/Immunology
2,3-Pentanedione is a common constituent of synthetic flavorings and is used to impart a butter, strawberry, caramel, fruit, rum, or cheese flavor in beverages, ice cream, candy, baked goods, gelatins, and puddings. 2,3-Pentanedione also occurs naturally as a fermentation product in beer, wine, and yogurt and is releasedduring roasting of coffee beans .

HY-19964

Potassium clavulanate cellulose 2 Publications Verification Potassium clavulanate:cellulose (1:1)	Beta-lactamase Bacterial Antibiotic	Infection
Potassium clavulanate cellulose (Potassium clavulanate:cellulose (1:1)) is a mixture of potassium clavulanate and cellulose, is a bacterial β-lactamase inhibitor. Clavulanate potassium is a form of Clavulanic acid. Clavulanate potassium fights bacteria that resistant to penicillins and other antibiotics. Potassium clavulanate with the combination of amoxicillin can be used for the research of different infections caused by bacteria, such as sinusitis, pneumonia, ear infections, bronchitis, urinary tract infections, and infections of the skin .

HY-D0184R

2'-Deoxycytidine (Standard) Deoxycytidine (Standard); Cytosine deoxyriboside (Standard); Deoxyribose cytidine (Standard)	Reference Standards Endogenous Metabolite	Cancer
Cefaclor (monohydrate) (Standard) is the analytical standard of Cefaclor (monohydrate). This product is intended for research and analytical applications. Cefaclor is a well-absorbed orally active cephalosporin antibiotic. Cefaclor can specifically bind to specific for penicillin-binding protein 3 (PBP3). Cefaclor can be used for the research of depression and kinds of infections caused by bacteria, such as respiratory tract infections, bacterial bronchitis, pharyngitis and skin infections .

HY-B1481

Isoetharine mesylate Isoetarine mesylate	Adrenergic Receptor	Cardiovascular Disease Inflammation/Immunology
Isoetharine (Isoetarine) mesylate is an orally active selective agonist of β-adrenergic receptors. Isoetharine mesylate is a catechol-like agent and catechol O-methyltransferase (COMT) mediates its methylation. Isoetharine mesylate can promote the production of cAMP which stimulates the relaxation of smooth muscle cells and can be used as an emphysema, bronchitis and bronchodilator .

HY-66011AS

Moxifloxacin-d4 BAY 12-8039-d4 free base	Isotope-Labeled Compounds Bacterial Antibiotic	Infection
Moxifloxacin-d₄ is the deuterium labeled Moxifloxacin. Moxifloxacin is an orally active 8-methoxyquinolone antimicrobial for use in the treatment of acute bacterial sinusitis, acute bacterial exacerbations of chronic bronchitis, and community-acquired pneumonia .

HY-66011AR

Moxifloxacin (Standard) BAY 12-8039 free base (Standard)	Reference Standards Bacterial Antibiotic	Infection Cancer
Moxifloxacin (Standard) is the analytical standard of Moxifloxacin. This product is intended for research and analytical applications. Moxifloxacin is an orally active 8-methoxyquinolone antimicrobial for use in the treatment of acute bacterial sinusitis, acute bacterial exacerbations of chronic bronchitis, and community-acquired pneumonia .

HY-17452

Cefditoren sodium 1 Publications Verification ME 1206	Beta-lactamase Bacterial	Infection Inflammation/Immunology
Cefditoren sodium (ME 1206) is a broad-spectrum, third-generation, oral cephalosporin antibacterial with enhanced stability against many common β lactamases. Cefditoren sodium has activity against Gram-negative organisms and Gram-positive organisms. Cefditoren sodium can be used in the research of infection diseases such as acute exacerbations of chronic bronchitis, community-acquired pneumonia (CAP), streptococcal pharyngitis/tonsillitis, or uncomplicated skin and skin structure infections .

HY-B0322R

Sulfamethoxazole (Standard) Ro 4-2130 (Standard)	Reference Standards Antibiotic Bacterial	Infection
Sulfamethoxazole (Standard) (Ro 4-2130 (Standard)) is the analytical standard of Sulfamethoxazole (HY-B0322). This product is intended for research and analytical applications. Sulfamethoxazole (Ro 4-2130) is a sulfonamide antibiotic with a widespread antibacterial activity. Sulfamethoxazole inhibits bacterial folate metabolism by competing with 4-Aminobenzoic acid (HY-B1008) (PABA) to act on dihydropteroate synthetase and dihydropteroate reductase. Sulfamethoxazole can be used for the study of urinary tract infections (UTIs), prostatitis, and bronchitis.

HY-B0322AR

Sulfamethoxazole sodium (Standard) Ro 4-2130 sodium (Standard)	Reference Standards Antibiotic Bacterial	Infection Cancer
Sulfamethoxazole (Standard) (Ro 4-2130 (Standard)) sodium is the analytical standard of Sulfamethoxazole sodium (HY-B0322A). This product is intended for research and analytical applications. Sulfamethoxazole (Ro 4-2130) sodium is a sulfonamide antibiotic with a widespread antibacterial activity. Sulfamethoxazole sodium inhibits bacterial folate metabolism by competing with 4-Aminobenzoic acid (HY-B1008) (PABA) to act on dihydropteroate synthetase and dihydropteroate reductase. Sulfamethoxazole sodium can be used for the study of urinary tract infections (UTIs), prostatitis, and bronchitis.

HY-B0322S1

Sulfamethoxazole-13C6 Ro 4-2130-¹³C₆	Isotope-Labeled Compounds Antibiotic Bacterial	Infection
Sulfamethoxazole- ¹³C₆ (Ro 4-2130- ¹³C₆) is a ¹³C labeled Sulfamethoxazole (HY-B0322). Sulfamethoxazole (Ro 4-2130) is a sulfonamide antibiotic with a widespread antibacterial activity. Sulfamethoxazole inhibits bacterial folate metabolism by competing with 4-Aminobenzoic acid (HY-B1008) (PABA) to act on dihydropteroate synthetase and dihydropteroate reductase. Sulfamethoxazole can be used for the study of urinary tract infections (UTIs), prostatitis, and bronchitis .

HY-W746270

Guaimesal Brontermil	Mucin	Inflammation/Immunology
Guaimesal is a new antiphlogistic and mucus-regulating agent. Guaimesal improves bronchitis symptoms .

HY-B0198A

Cefaclor monohydrate 2 Publications Verification	Antibiotic Bacterial Penicillin-binding protein (PBP) 5-HT Receptor	Infection Neurological Disease Inflammation/Immunology
Cefaclor is a well-absorbed orally active cephalosporin antibiotic. Cefaclor can specifically bind to specific for penicillin-binding protein 3 (PBP3). Cefaclor can be used for the research of depression and kinds of infections caused by bacteria, such as respiratory tract infections, bacterial bronchitis, pharyngitis and skin infections .

HY-120039A

(S)-MDL-101146	Elastase	Inflammation/Immunology
(S)-MDL-101146 is the S-isomer of MDL-101146. MDL-101146 is an orally active, competitive and reversible inhibitor against human neutrophil elastase (HNE) with a K_i value of 25 nM. MDL-101146 inhibits HNE-induced hemorrhage in hamsters. MDL-101146 is promising for research of emphysema, rheumatoid arthritis, chronic bronchitis, cystic fibrosis, adult respiratory distress syndrome and glomerulonephritis .

HY-66011AS4

Moxifloxacin-13C,d3 hydrochloride BAY 12-8039-¹³C,d₃	Isotope-Labeled Compounds	Cancer
Moxifloxacin- ¹³C,d₃ hydrochloride (BAY 12-8039- ¹³C,d₃) is ¹³C and deuterated labeled Moxifloxacin (HY-66011A). Moxifloxacin is an orally active 8-methoxyquinolone antimicrobial for use in the treatment of acute bacterial sinusitis, acute bacterial exacerbations of chronic bronchitis, and community-acquired pneumonia.

HY-B0322B

Sulfamethoxazole 1000 µg/mL in methanol 20+ Cited Publications Ro 4-2130 1000 µg/mL in methanol	Antibiotic Bacterial	Infection
Sulfamethoxazole (Ro 4-2130) 1000 μg/mL in methanol is a sulfonamide antibiotic with a widespread antibacterial activity. Sulfamethoxazole 1000 μg/mL in methanol inhibits bacterial folate metabolism by competing with 4-Aminobenzoic acid (HY-B1008) (PABA) to act on dihydropteroate synthetase and dihydropteroate reductase. Sulfamethoxazole 1000 μg/mL in methanol can be used for the study of urinary tract infections (UTIs), prostatitis, and bronchitis .

HY-B1481A

Isoetharine Isoetarine	Adrenergic Receptor	Cardiovascular Disease Inflammation/Immunology
Isoetharine (Isoetarine) is an orally active selective agonist of β-adrenergic receptors. Isoetharine is a catechol-like agent and catechol O-methyltransferase (COMT) mediates its methylation. Isoetharine can promote the production of cAMP which stimulates the relaxation of smooth muscle cells and can be used as an emphysema, bronchitis and bronchodilator .

HY-121185

Hexoprenaline	Adrenergic Receptor	Infection Neurological Disease Inflammation/Immunology Endocrinology
Hexoprenaline is an orally active and selective β-adrenergic receptor agonist. Hexoprenaline can dilate the bronchi. Hexoprenaline can activate adenylate cyclase and increases 14C-Aminopyrine uptake. Hexoprenaline exhibits anti-infection and anti-inflammmation effect. Hexoprenaline can increase placental weight and blood flow. Hexoprenaline can be used for the researches of inflammation, immunology, infection, endocrinology and neurological disease, such as asthma, chronic bronchitis, sepsis and intoxication of organophosphorus compounds .

HY-N8624

Ethyl 3,4-dicaffeoylquinate	Bacterial	Others
Ethyl 3,4-dicaffeoylquinate is a phenolic acid isolated from G. divaricata. G. divaricata is one of the famous traditional Chinese herbs, usually used for bronchitis, tuberculosis, twisted knot cough, rheumatism, diabetes, etc .

HY-66011AS2

Moxifloxacin-d3 hydrochloride BAY 12-8039-d₃	Bacterial Antibiotic	Infection Cancer
Moxifloxacin-d₃ (hydrochloride) is the deuterium labeled Moxifloxacin hydrochloride. Moxifloxacin hydrochloride is an orally active 8-methoxyquinolone antimicrobial for use in the treatment of acute bacterial sinusitis, acute bacterial exacerbations of chronic bronchitis, and community-acquired pneumonia .

HY-116229

Gemifloxacin SB-265805; LB20304	Antibiotic Bacterial	Infection
Gemifloxacin, a fluoroquinolone, is a potent and orally active antipneumococcal agent. Gemifloxacin shows bactericidal activity against highly quinolone-resistant pneumococci.Gemifloxacin can be used for the research of respiratory infections, such as community-acquired pneumonia (CAP) and acute exacerbation of chronic bronchitis (AECB) .

HY-66011B

(Rac)-Moxifloxacin (Rac)-BAY 12-8039 free base	Bacterial Antibiotic	Infection
(Rac)-Moxifloxacin ((Rac)-BAY 12-8039 free base) is the isoform of Moxifloxacin Hydrochloride (HY-66011), which is an oral 8-methoxyquinolone antimicrobial for use in the treatment of acute bacterial sinusitis, acute bacterial exacerbations of chronic bronchitis, and community-acquired pneumonia .

HY-B0944R

Pidotimod (Standard)	Reference Standards Bacterial	Inflammation/Immunology
Pidotimod (Standard) is the analytical standard of Pidotimod. This product is intended for research and analytical applications. Pidotimod is an orally active dipeptide immunostimulant with immunomodulatory properties on the adaptive and the innate immune responses. Pidotimod increases macrophage activity and humoral immune functions. Pidotimod can be used for the research of chronic bronchitis, chronic obstructive pulmonary disease (COPD), bronchiectasis, and chronic idiopathic urticaria,et al .

HY-106448

Midesteine MR 889	Ser/Thr Protease	Inflammation/Immunology
Midesteine (MR 889) is a proteinase inhibitor that can inhibit porcine pancreatic elastase, human neutrophil elastase and bovine chymotrypsin. Midesteine has the potential for chronic obstructive pulmonary disease (COPD) and chronic bronchitis research .

HY-120039

(R)-MDL-101146	Elastase	Inflammation/Immunology
(R)-MDL-101146 is the R-isomer of MDL-101146. MDL-101146 is an orally active, competitive and reversible inhibitor against human neutrophil elastase (HNE) with a K_i value of 25 nM. MDL-101146 inhibits HNE-induced hemorrhage in hamsters. MDL-101146 is promising for research of emphysema, rheumatoid arthritis, chronic bronchitis, cystic fibrosis, adult respiratory distress syndrome and glomerulonephritis .

HY-17477

Guacetisal	Prostaglandin Receptor	Inflammation/Immunology
Guacetisal is obtained from the esterification of acetylsalicylic acid with guaiacol which has the potential for chronic bronchitis treatment extracted from patent CN 106866420 A.

HY-66011R

Moxifloxacin Hydrochloride (Standard) BAY 12-8039 (Standard)	Reference Standards Bacterial Antibiotic	Infection Cancer
Moxifloxacin (Hydrochloride) (Standard) is the analytical standard of Moxifloxacin (Hydrochloride). This product is intended for research and analytical applications. Moxifloxacin Hydrochloride (BAY 12-8039) is an oral 8-methoxyquinolone antimicrobial for use in the treatment of acute bacterial sinusitis, acute bacterial exacerbations of chronic bronchitis, and community-acquired pneumonia .

Cat. No.	Product Name

HY-L223

Antitussive and Antiasthmatic Traditional Chinese Medicine Active Compound Library

855 compounds

Antitussive and antiasthmatic method is a type of treatment strategy in traditional Chinese medicine, mainly used to alleviate symptoms such as coughing and asthma. These symptoms may be caused by various factors, such as: Bronchial asthma, chronic obstructive pulmonary disease, asthmatic bronchitis, cough-induced asthma, and others. Based on existing research in traditional Chinese medicine, many types of Chinese medicinal herbs showed antitussive and antiasthmatic effects. For example: Ardisiae Japonicae Herba, Ginkgo Semen, Amygdalus Communis Vas, Farfarae Flos, Viticis Cannabifoliae Fructus, Eriobotryae Folium etc. Therefore, the active ingredients derived from these traditional Chinese medicine have high medicinal value and have the potential to be developed into drugs for related diseases.

MCE can provide 855 active ingredients that can be obtained from traditional Chinese medicine with antitussive and antiasthmatic functions, which can be applied to drug development and research on disease mechanisms.

Cat. No.	Product Name	Category	Target	Chemical Structure

HY-N0825

Nodakenin	Classification of Application Fields Coumarins Phenylpropanoids Umbelliferae Plants Inflammation/Immunology Disease Research Fields Bidens parviflora Willd. Source Classification	Cholinesterase (ChE)
Nodakenin is a major coumarin glucoside in the root of Angelica decusiva. Nodakenin inhibits acetylcholinesterase (AChE) activity with an IC₅₀ of 84.7 μM .

HY-W012998

2,3-Pentanedione	Structural Classification other families Classification of Application Fields Ketones, Aldehydes, Acids Other Diseases Plants Disease Research Fields Source Classification	Drug Intermediate
2,3-Pentanedione is a common constituent of synthetic flavorings and is used to impart a butter, strawberry, caramel, fruit, rum, or cheese flavor in beverages, ice cream, candy, baked goods, gelatins, and puddings. 2,3-Pentanedione also occurs naturally as a fermentation product in beer, wine, and yogurt and is releasedduring roasting of coffee beans .

HY-D0184R

2'-Deoxycytidine (Standard) Deoxycytidine (Standard); Cytosine deoxyriboside (Standard); Deoxyribose cytidine (Standard)	Structural Classification Natural Products Microorganisms Endogenous metabolite Source Classification	Reference Standards Endogenous Metabolite
Cefaclor (monohydrate) (Standard) is the analytical standard of Cefaclor (monohydrate). This product is intended for research and analytical applications. Cefaclor is a well-absorbed orally active cephalosporin antibiotic. Cefaclor can specifically bind to specific for penicillin-binding protein 3 (PBP3). Cefaclor can be used for the research of depression and kinds of infections caused by bacteria, such as respiratory tract infections, bacterial bronchitis, pharyngitis and skin infections .

HY-N8624

Ethyl 3,4-dicaffeoylquinate	Phenols Polyphenols Plants Compositae Desmodium uncinatum DC. Source Classification	Bacterial
Ethyl 3,4-dicaffeoylquinate is a phenolic acid isolated from G. divaricata. G. divaricata is one of the famous traditional Chinese herbs, usually used for bronchitis, tuberculosis, twisted knot cough, rheumatism, diabetes, etc .

HY-N0825R

Nodakenin (Standard)	Structural Classification Coumarins Phenylpropanoids Umbelliferae Plants Bidens parviflora Willd. Source Classification	Reference Standards Cholinesterase (ChE)
Nodakenin (Standard) is the analytical standard of Nodakenin. This product is intended for research and analytical applications. Nodakenin is a major coumarin glucoside in the root of Angelica decusiva. Nodakenin inhibits acetylcholinesterase (AChE) activity with an IC₅₀ of 84.7 μM .

HY-N10368

Shinjulactone M	Infection Simaroubaceae Ailanthus altissima (Mill.) Swingle Neurological Disease Classification of Application Fields Ketones, Aldehydes, Acids Plants Inflammation/Immunology Disease Research Fields Source Classification	Parasite
Shinjulactone M is a quassinoid isolated from various parts of Ailanthus species. Ailanthus, an important genus of the Simaroubaceae family, can be used as an febrifuge (antimalarial) and anthelmintic, and is given for the research of chronic bronchitis, epilepsy and asthma .

HY-N12552

Cucurbitacin IIa 2-O-β-D-glucoside Hemslecin A 2-O-β-d-glucopyranoside	Cucurbitaceae Plants Hemsleya chinensis Cogn. ex Forbes et Hemsl. Saccharides Monosaccharides Source Classification	Others
Cucurbitacin IIa 2-O-β-D-glucoside is a glycoside cucurbitacin isolated from the genus Hemsleya (Cucurbitaceae). Extracts of Hemsleya have the potential to be used in research on bronchitis, bacillary dysentery, and tuberculosis .

HY-134664

8α-(2-Methylacryloyloxy)-hirsutinolide-13-O-acetate	Terpenoids Sesquiterpenes Plants Compositae Source Classification Vachellia nilotica (L.) P. J. H. Hurter & Mabb.	Cytochrome P450 Monoamine Oxidase
8α-(2-Methylacryloyloxy)-hirsutinolide-13-O-acetate is an irreversible CYP2A6 inhibitor with IC₅₀s of 8.64 μM and 22.3 μM with pre-incubation and co-incubaition, respectively. 8α-(2-Methylacryloyloxy)-hirsutinolide-13-O-acetate also inhibits MAO-A and MAO-B with IC₅₀s of 60.2 and 38.6 μM, respectively .

HY-N19051

Adhatoda vasica extract	Structural Classification Extract	Others
Adhatoda vasica extract, derived from the flower Justicia adhatoda (also known as Vasaka or Adulsa), is known for its bronchodilatory and anti-inflammatory effects and can be used in research on respiratory diseases such as asthma, bronchitis, and cough.

HY-N9741

(+)-Nyasol	Structural Classification Lignans Phenylpropanoids Plants Asparagaceae Juss. Asparagus filicinus D. Don Source Classification	Others
(+)-Nyasol is a stilbene-type organic compound that can be naturally extracted from the dried roots of Asparagus filicinus Ham. ex D. Don (an Asparagus species) from Fenna, Tibet, China. This plant is traditionally used in the study of bronchitis, cough, and pneumonia, and can be used in research related to respiratory diseases .

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HY-P703548

	pp1a Protein, AIBV (His) Replicase polyprotein 1a; ORF1a polyprotein; Avian infectious Bronchitis virus (strain M41); IBV; pp1a; Hydrolase; Lyase; Protease; RNA-binding; Thiol protease	Virus	E. coli
	pp1a Protein, AIBV (His) is the recombinant virus-derived pp1a protein, expressed by E. coli, with His tag.

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Cat. No.	Product Name	Chemical Structure

HY-B0322S

Sulfamethoxazole-d4

1 Publications Verification

Sulfamethoxazole-d₄ (Ro 4-2130-d₄) is a deuterium labeled Sulfamethoxazole (HY-B0322). Sulfamethoxazole (Ro 4-2130) is a sulfonamide antibiotic with a widespread antibacterial activity. Sulfamethoxazole inhibits bacterial folate metabolism by competing with 4-Aminobenzoic acid (HY-B1008) (PABA) to act on dihydropteroate synthetase and dihydropteroate reductase. Sulfamethoxazole can be used for the study of urinary tract infections (UTIs), prostatitis, and bronchitis .

HY-66011AS

Moxifloxacin-d4
Moxifloxacin-d₄ is the deuterium labeled Moxifloxacin. Moxifloxacin is an orally active 8-methoxyquinolone antimicrobial for use in the treatment of acute bacterial sinusitis, acute bacterial exacerbations of chronic bronchitis, and community-acquired pneumonia .

HY-B0322S1

Sulfamethoxazole-13C6

Sulfamethoxazole- ¹³C₆ (Ro 4-2130- ¹³C₆) is a ¹³C labeled Sulfamethoxazole (HY-B0322). Sulfamethoxazole (Ro 4-2130) is a sulfonamide antibiotic with a widespread antibacterial activity. Sulfamethoxazole inhibits bacterial folate metabolism by competing with 4-Aminobenzoic acid (HY-B1008) (PABA) to act on dihydropteroate synthetase and dihydropteroate reductase. Sulfamethoxazole can be used for the study of urinary tract infections (UTIs), prostatitis, and bronchitis .

HY-66011AS4

Moxifloxacin-13C,d3 hydrochloride
Moxifloxacin- ¹³C,d₃ hydrochloride (BAY 12-8039- ¹³C,d₃) is ¹³C and deuterated labeled Moxifloxacin (HY-66011A). Moxifloxacin is an orally active 8-methoxyquinolone antimicrobial for use in the treatment of acute bacterial sinusitis, acute bacterial exacerbations of chronic bronchitis, and community-acquired pneumonia.

HY-66011AS2

Moxifloxacin-d3 hydrochloride
Moxifloxacin-d₃ (hydrochloride) is the deuterium labeled Moxifloxacin hydrochloride. Moxifloxacin hydrochloride is an orally active 8-methoxyquinolone antimicrobial for use in the treatment of acute bacterial sinusitis, acute bacterial exacerbations of chronic bronchitis, and community-acquired pneumonia .

HY-66011S

rac cis-Moxifloxacin-d4 hydrochloride
rac cis-Moxifloxacin-d₄ (hydrochloride) is the deuterium labeled Moxifloxacin hydrochloride. Moxifloxacin Hydrochloride (BAY 12-8039) is an oral 8-methoxyquinolone antimicrobial for use in the treatment of acute bacterial sinusitis, acute bacterial exacerbations of chronic bronchitis, and community-acquired pneumonia .

HY-66011AS6

Moxifloxacin-d4 hydrochloride
Moxifloxacin-d4 hydrochloride (BAY 12-8039-d4) is the hydrochloride salt form of deuterium labeled Moxifloxacin (Moxifloxacin). Moxifloxacin is an orally active antimicrobial, that can be used in the research of acute bacterial sinusitis, acute bacterial exacerbations of chronic bronchitis, and community-acquired pneumonia .

HY-66011AS5

Moxifloxacin-d5
Moxifloxacin-d₅ (BAY 12-8039-d₅ (free base)) is deuterium labeled Moxifloxacin. Moxifloxacin is an orally active 8-methoxyquinolone antimicrobial for use in the treatment of acute bacterial sinusitis, acute bacterial exacerbations of chronic bronchitis, and community-acquired pneumonia .

HY-66011AS3

Moxifloxacin-d3-1 hydrochloride
Moxifloxacin-d₃-1 hydrochloride (BAY 12-8039-d₃-1) is a deuterium labeled Moxifloxacin (HY-66011A). Moxifloxacin is an orally active 8-methoxyquinolone antimicrobial for use in the treatment of acute bacterial sinusitis, acute bacterial exacerbations of chronic bronchitis, and community-acquired pneumonia .

HY-B0976AS

Fenoterol-d6 hydrobromide
Fenoterol-d₆ (hydrobromide) (Th-1165a-d₆) is the deuterium labeled Fenoterol hydrobromide. Fenoterol hydrobromide (Th-1165a), a sympathomimetic agent, is a selective and orally active β2-adrenoceptor agonist. Fenoterol hydrobromide is an effective bronchodilator and can be used for bronchospasm associated with asthma, bronchitis and other obstructive airway diseases research .

HY-66011BS

(Rac)-Moxifloxacin-d4

(Rac)-Moxifloxacin-d₄ ((Rac)-BAY 12-8039-d₄ (free base)) is deuterium labeled (Rac)-Moxifloxacin. (Rac)-Moxifloxacin ((Rac)-BAY 12-8039 free base) is the isoform of Moxifloxacin Hydrochloride (HY-66011), which is an oral 8-methoxyquinolone antimicrobial for use in the treatment of acute bacterial sinusitis, acute bacterial exacerbations of chronic bronchitis, and community-acquired pneumonia .

HY-W740028

Cefditoren-d3 sodium

Cefditoren-d₃ (sodium) (ME 1206-d₃) is deuterium labeled Cefditoren (sodium). Cefditoren sodium (ME 1206) is a broad-spectrum, third-generation, oral cephalosporin antibacterial with enhanced stability against many common β lactamases. Cefditoren sodium has activity against Gram-negative organisms and Gram-positive organisms. Cefditoren sodium can be used in the research of infection diseases such as acute exacerbations of chronic bronchitis, community-acquired pneumonia (CAP), streptococcal pharyngitis/tonsillitis, or uncomplicated skin and skin structure infections .

HY-17452AS

Cefditoren pivoxil-d3

Cefditoren Pivoxil-d₃ (Cefditoren pivoxyl-d₃) is deuterium labeled Cefditoren Pivoxil. Cefditoren Pivoxil (ME 1207) is a broad-spectrum, third-generation, oral cephalosporin antibacterial with enhanced stability against many common β lactamases. Cefditoren Pivoxil has activity against Gram-negative organisms and Gram-positive organisms. Cefditoren Pivoxil can be used in the research of infection diseases such as acute exacerbations of chronic bronchitis, community-acquired pneumonia (CAP), streptococcal pharyngitis/tonsillitis, or uncomplicated skin and skin structure infections .

Cat. No.	Product Name		Classification