2. Reference Standards
  3. Active Small Molecule Standards
  4. GPCR/G Protein

GPCR/G Protein

GPCR/G Protein (267):

Cat. No. Product Name CAS No. Purity Chemical Structure
  • HY-B1205R
    Atropine (Standard) 51-55-8 99.87%
    Atropine (Standard) is the analytical standard of Atropine. This product is intended for research and analytical applications. Atropine (Tropine tropate) is a competitive muscarinic acetylcholine receptor (mAChR) antagonist with IC50 values of 0.39 and 0.71 nM for Human mAChR M4 and Chicken mAChR M4, respectively. Atropine inhibits ACh-induced relaxations in human pulmonary veins. Atropine can be used for research of anti-myopia and bradycardia.
    Atropine (Standard)
  • HY-B1108R
    Labetalol hydrochloride (Standard) 32780-64-6 99.94%
    Labetalol (hydrochloride) (Standard) is the analytical standard of Labetalol (hydrochloride). This product is intended for research and analytical applications.
    Labetalol hydrochloride (Standard)
  • HY-B0031R
    Quetiapine hemifumarate (Standard) 111974-72-2 99.87%
    Quetiapine (hemifumarate) (Standard) is the analytical standard of Quetiapine (hemifumarate). This product is intended for research and analytical applications. Quetiapine hemifumarate is a 5-HT receptors agonist with a pEC50 of 4.77 for human 5-HT1A receptor. Quetiapine hemifumarate is a dopamine receptor antagonist with a pIC50 of 6.33 for human D2 receptor. Quetiapine hemifumarate has moderate to high affinity for the human D2, HT1A, 5-HT2A, 5-HT2C receptor with pKis of 7.25, 5.74, 7.54, 5.55. Antidepressant and anxiolytic effects.
    Quetiapine hemifumarate (Standard)
  • HY-N2189R
    Swertisin (Standard) 6991-10-2 ≥98%
    Swertisin (Standard) is the analytical standard of Swertisin. This product is intended for research and analytical applications. Swertisin, a C-glucosylflavone isolated from Iris tectorum, is known to have antidiabetic, anti-inflammatory and antioxidant effects. Swertisin is an adenosine A1 receptor antagonist.
    Swertisin (Standard)
  • HY-B1742R
    Proxyphylline (Standard) 603-00-9 ≥98%
    Proxyphylline (Standard) is the analytical standard of Proxyphylline. This product is intended for research and analytical applications. Proxyphylline is a methylxanthine derivative used as a cardiac stimulant, vasodilator and bronchodilator.
    Proxyphylline (Standard)
  • HY-12365R
    Namodenoson (Standard) 163042-96-4 ≥98%
    Namodenoson (Standard) is the analytical standard of Namodenoson. This product is intended for research and analytical applications. Namodenoson (CF-102) is a selective A3 adenosine receptor (A3AR) agonist (Ki=0.33 nM). Namodenoson displays 2500- and 1400-fold selectivity over A1 and A2A receptors respectively.
    Namodenoson (Standard)
  • HY-10888R
    Istradefylline (Standard) 155270-99-8 ≥98%
    Istradefylline (Standard) is the analytical standard of Istradefylline. This product is intended for research and analytical applications. Istradefylline is a very potent, selective and orally active adenosine A2A receptor antagonist with Ki of 2.2 nM in experimental models of Parkinson's disease.
    Istradefylline (Standard)
  • HY-B0809R
    Theophylline (Standard) 58-55-9 ≥98%
    Theophylline (Standard) is the analytical standard of Theophylline. This product is intended for research and analytical applications. Theophylline (1,3-Dimethylxanthine) is a potent phosphodiesterase (PDE) inhibitor, adenosine receptor antagonist, and histone deacetylase (HDAC) activator. Theophylline (1,3-Dimethylxanthine) inhibits PDE3 activity to relax airway smooth muscle. Theophylline (1,3-Dimethylxanthine) has anti-inflammatory activity by increase IL-10 and inhibit NF-κB into the nucleus. Theophylline (1,3-Dimethylxanthine) induces apoptosis. Theophylline (1,3-Dimethylxanthine) can be used for asthma and chronic obstructive pulmonary disease (COPD) research.
    Theophylline (Standard)
  • HY-P0004R
    Lysipressin (Standard) 50-57-7 ≥98%
    Lysipressin (Standard) is the analytical standard of Lysipressin. This product is intended for research and analytical applications. Lysipressin (Lysine vasopressin) is antidiuretic hormone that have been found in pigs and some marsupial families. Lysipressin induces contraction of the rabbit urinary bladder smooth muscle, activate adenylate-cyclase.
    Lysipressin (Standard)
  • HY-B1124R
    Fipexide (Standard) 34161-24-5 ≥98%
    Fipexide (Standard) is the analytical standard of Fipexide. This product is intended for research and analytical applications. Fipexide, a parachloro-phenossiacetic acid derivative, is an orally active nootropic agent. Fipexide reduces striatal adenylate cyclase activity. Fipexide has positive effect on cognitive performance by dopaminergic neurotransmission. Fipexide is used for senile dementia research. Fipexide acts as a chemical inducer in callus formation, shoot regeneration and Agrobacterium infection.
    Fipexide (Standard)
  • HY-108742R
    Abaloparatide (Standard) 247062-33-5 ≥98%
    Abaloparatide (Standard) is the analytical standard of Abaloparatide. This product is intended for research and analytical applications. Abaloparatide (BA 058) is a parathyroid hormone receptor 1 (PTHR1) analog. Abaloparatide also is a selective PTHR1 activator. Abaloparatide enhances Gs/cAMP signaling and β-arrestin recruitment. Abaloparatide enhances bone formation and cortical structure in mice. Abaloparatide has the potential for the research of osteoporosis.
    Abaloparatide (Standard)
  • HY-B0151R
    Pregnenolone (Standard) 145-13-1 ≥98%
    Pregnenolone (Standard) is the analytical standard of Pregnenolone. This product is intended for research and analytical applications. Pregnenolone (3β-Hydroxy-5-pregnen-20-one) is a powerful neurosteroid, the main precursor of various steroid hormones including steroid ketones. Pregnenolone acts as a signaling-specific inhibitor of cannabinoid CB1 receptor, inhibits the effects of tetrahydrocannabinol (THC) that are mediated by the CB1 receptors. Pregnenolone can protect the brain from cannabis intoxication. Pregnenolone is also a TRPM3 channel activator, and also can weakly activate TRPM1 channels.
    Pregnenolone (Standard)
  • HY-N1415R
    β-Caryophyllene (Standard) 87-44-5 ≥98%
    β-Caryophyllene (Standard) is the analytical standard of β-Caryophyllene. This product is intended for research and analytical applications. β-Caryophyllene is a CB2 receptor agonist.
    β-Caryophyllene (Standard)
  • HY-14137R
    Rimonabant Hydrochloride (Standard) 158681-13-1 ≥98%
    Rimonabant (Hydrochloride) (Standard) is the analytical standard of Rimonabant (Hydrochloride). This product is intended for research and analytical applications. Rimonabant Hydrochloride (SR 141716A Hydrochloride) is a highly potent and selective central cannabinoid receptor (CB1) antagonist with an Ki of 1.8 nM. Rimonabant Hydrochloride (SR 141716A Hydrochloride) also inhibits Mycobacterial membrane protein Large 3 (MMPL3).
    Rimonabant Hydrochloride (Standard)
  • HY-12366R
    Ubrogepant (Standard) 1374248-77-7 ≥98%
    Ubrogepant (Standard) is the analytical standard of Ubrogepant. This product is intended for research and analytical applications. Ubrogepant (MK-1602) is an orally active calcitonin gene-related peptide receptor (CGRP) antagonist with potential for use in acute migraine.
    Ubrogepant (Standard)
  • HY-P0090R
    Calcitonin (salmon) (Standard) 47931-85-1 ≥98%
    Calcitonin (salmon) (Standard) is the analytical standard of Calcitonin (salmon). This product is intended for research and analytical applications. Calcitonin salmon, a calcium regulating hormone, is a dual-action amylin and calcitonin receptor agonist, could stimulate bone formation and inhibit bone resorption.
    Calcitonin (salmon) (Standard)
  • HY-P0093R
    Sincalide (Standard) 25126-32-3 ≥98%
    Sincalide (Standard) is the analytical standard of Sincalide. This product is intended for research and analytical applications. Sincalide (Cholecystokinin octapeptide, CCK‐8) is a rapid-acting amino acid polypeptide hormone analogue of cholecystokinin (CCK) for intravenous use in postevacuation cholecystography. CCK‐8 is a major bioactive segment of CCK that retains most of the biological activities of CCK. CCK‐8 can promote gallbladder contraction by injection and helps diagnose gallbladder and pancreas disorders. CCK‐8 can increase bile secretion, cause the gallbladder to contract and relax the sphincter of Oddi, resulting in bile drainage into the duodenum. CCK‐8 is a major bioactive segment of CCK that retains most of the biological activities of CCK.
    Sincalide (Standard)
  • HY-106301R
    Devazepide (Standard) 103420-77-5 ≥98%
    Devazepide (Standard) is the analytical standard of Devazepide. This product is intended for research and analytical applications. Devazepide (L-364,718) is a potent, competitive, selective and orally active nonpeptide antagonist of cholecystokinin (CCK) receptor, with IC50s of 81 pM, 45 pM and 245 nM for rat pancreatic, bovine gallbladder and guinea pig brain CCK receptors, respectively. Devazepide (L-364,718) is effective for gastrointestinal disorders.
    Devazepide (Standard)
  • HY-100806R
    Kynurenic acid (Standard) 492-27-3 ≥98%
    Kynurenic acid (Standard) is the analytical standard of Kynurenic acid. This product is intended for research and analytical applications. Kynurenic acid, an endogenous tryptophan metabolite, is a broad-spectrum antagonist targeting NMDA, glutamate, α7 nicotinic acetylcholine receptor. Kynurenic acid is also an agonist of GPR35/CXCR8.
    Kynurenic acid (Standard)
  • HY-10046R
    Plerixafor (Standard) 110078-46-1 ≥98%
    Plerixafor (Standard) is the analytical standard of Plerixafor. This product is intended for research and analytical applications. Plerixafor (AMD 3100) is a selective CXCR4 antagonist with an IC50 of 44 nM. Plerixafor, an immunostimulant and a hematopoietic stem cell (HSC) mobilizer, is an allosteric agonist of CXCR7. Plerixafor inhibits HIV-1 and HIV-2 replication with an EC50 of 1-10 nM.
    Plerixafor (Standard)