Endocrinology

17α-Ethynyl-19-nor-Δ-5(6)-androsten-17β-ol-3-one (delta-5(6)-Norethindrone), an impurity of Norethindrone, is an anabolic agent. Norethindrone is a progestin athat can be used for endometriosis research.

Phenolphthalol is a laxative in agent preparations and also estrogenically active.

Lafutidine (Standard) is the analytical standard of Lafutidine. This product is intended for research and analytical applications. Lafutidine (FRG-8813) is a histamine H2-receptor antagonist (H₂RA), with proven gastric mucosal protective effects. Lafutidine can be used for the research of gastroesophageal reflux disease.

Lodoxamide (Standard) is the analytical standard of Lodoxamide. This product is intended for research and analytical applications. Lodoxamide (U-42585E free acid) is an antiallergic compound acting as a mast-cell stabilizer for the treatment of asthma and allergic conjunctivitis.

(Z)-3-Dodecen-1-ol is an insect sex pheromone capable of attracting male sweet potato weevils (Cylas formicarius elegantulus).

Pexacerfont (Standard) is the analytical standard of Pexacerfont. This product is intended for research and analytical applications. Pexacerfont is a selective corticotropin-releasing factor (CRF1) receptor antagonist with IC50 of 6.1±0.6 nM for human CRF1 receptor.

α-D-Glucosyl hesperidin is an orally effective structural modification derivative of Hesperidin (HY-15337) with anti-apoptotic (apoptosis) and antioxidant activities. α-D-Glucosyl hesperidin upregulates the expression of the Bcl-2 gene, while downregulating the expressions of the Bax and caspase-3 genes. α-D-Glucosyl hesperidin increases total antioxidant capacity, SOD and catalase levels, and decreases malondialdehyde and glutathione levels. α-D-Glucosyl hesperidin improves sperm motility, viability and plasma membrane function, while restoring reproductive organ weight and seminiferous tubule structure. α-D-Glucosyl hesperidin increases fertility index and exerts a synergistic protective effect with Proanthocyanidins (HY-N0794) in male rats with testicular ischemia-reperfusion injury. α-D-Glucosyl hesperidin can be used in the research of testicular ischemia-reperfusion injury.

Pavinetant (Standard) is the analytical standard of Pavinetant. This product is intended for research and analytical applications. Pavinetant (MLE-4901) is a neurokinin-3 receptor (NK3R) antagonist.

Silodosin (Standard) is the analytical standard of Silodosin. This product is intended for research and analytical applications. Silodosin (KAD 3213; KMD 3213) is a potent, selective and orally active α1A-adrenergic receptor (α1A-AR) blocker. Silodosin exhibits high affinity for α1A-AR (K_i=0.036 nM), over 162-fold and 50-fold than for α1B-AR and α1D-AR with K_i values of 21 nM and 2.0 nM, respectively. Silodosin is an effective and well-tolerated agent, it can be used for the investigation of LUTS/BPH.

4-Hydroxytoremifene (4-OH-TOR) is an estrogen receptor antagonist that blocks the uterus's ability to absorb estradiol.

17α-Hydroxyprogesterone acetate (Standard) is the analytical standard of 17α-Hydroxyprogesterone acetate. This product is intended for research and analytical applications. 17α-Hydroxyprogesterone acetate possesses progestational activity. 17α-Hydroxyprogesterone acetate has antiinflammatory effects at the murine maternal-fetal interface.

Cetirizine (Standard) is the analytical standard of Cetirizine. This product is intended for research and analytical applications. Cetirizine, a second-generation antihistamine and the carboxylated metabolite of hydroxyzine, is a specific, orally active and long-acting histamine H1-receptor antagonist. Cetirizine marks antiallergic properties and inhibits eosinophil chemotaxis during the allergic response.

Nedocromil (Standard) is the analytical standard of Nedocromil. This product is intended for research and analytical applications. Nedocromil suppresses the action or formation of multiple mediators, including histamine, leukotriene C₄ (LTC₄), and prostaglandin D₂ (PGD₂).

ALO1567 (AL1567) is an orally available aldose reductase inhibitor with an IC₅₀ of 27 nM for rat lens aldose reductase. ALO1567 can be used in the research of diabetes.

SRD5A1-IN-2 is a inhibitor of steroid 5α-reductase type-1 (SRD5A1), with an IC₅₀ of 8.5 μM. SRD5A1-IN-2 downregulates SRD5A1 protein expression in HaCaT cells. SRD5A1-IN-2 reduces dihydrotestosterone (DHT) production in HaCaT cells. SRD5A1-IN-2 can be used for the study of androgen-related conditions such as androgenetic alopecia (AGA).

b-Cortolone is the metabolite of Cortisol (HY-N0583), that reveals relatively low biological activity.

MK-0773 (Standard) is the analytical standard of MK-0773 (HY-11027). This product is intended for research and analytical applications. MK-0773 is a selective androgen receptor modulators (SARMs) that binds to AR with an IC₅₀ of 6.6 nM.

(Rac)-Norepinephrine-d₃ (formate) is deuterium labeled Norepinephrine. Norepinephrine (Levarterenol; L-Noradrenaline) is a potent adrenergic receptor (AR) agonist. Norepinephrine activates α1, α2, β1 receptors.

MK-789 is a competitive reversible inhibitor of dehydropeptidase I (DHP-I). MK-789 competitively blocks the entry of N-formimidoylthienamycin into proximal tubular cells, thereby inhibiting its renal metabolism. MK-789 shifts the renal excretion pathway of N-formimidoylthienamycin to glomerular filtration only, increasing its urinary recovery rate and renal clearance. MK-789 is applicable to studies on renal metabolism and pharmacokinetics.

Aloe-emodin-8-O-β-D-glucopyranoside (Standard) is the analytical standard of Aloe-emodin-8-O-β-D-glucopyranoside. This product is intended for research and analytical applications. Aloe-emodin-8-O-β-D-glucopyranoside, a compound isolated from Saussrurea lappa, is a moderate inhibitor of human protein tyrosine phosphatase 1B (hPTP1B) with an IC₅₀ of 26.6 μM.