Chemical Name:Ethylbis(de((3R,3aS,6aR)-3-methoxyhexahydrofuro[2,3-b]furan)darunavir)Synonyms:N1-((2R,3S)-4-(4-amino-N-isobutylphenylsulfonamido)-3-hydroxy-1-phenylbutan-2-yl)-N4-((2S,3R)-4-(4-amino-N-isobutylphenylsulfonamido)-3-hydroxy-1-phenylbutan-2-yl)succinamideMolecular Formula:C₄₄H₆₀N₆O₈S₂Molecular Weight:865.11Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites;Applications:Ethylbis(de((3R,3aS,6aR)-3-methoxyhexahydrofuro[2,3-b]furan)darunavir) is an impurity of Darunavir (D193500), a second generation HIV-1-protease inhibitor; structurally similar to amprenavir. Antiviral. It is a COVID19-related research product.References:Koh, Y., et al.: Antimicrob. Agents Chemother., 47, 3123 (2003); Arasteh, K., et al.: AIDS, 19, 943 (2005); Surleraux, D.L.N.G., et al.: J. Med. Chem., 48, 1813 […]

Chemical Name:4-[2-Ethoxy-3-(1-piperazinylsulfonyl)benzoamido]-1-methyl-3-propyl-1H-pyrazole-5-carboxamideSynonyms:Sildenafil ImpurityMolecular Formula:C₂₁H₃₀N₆O₅SMolecular Weight:478.57Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites;Applications:4-[2-Ethoxy-3-(1-piperazinylsulfonyl)benzoamido]-1-methyl-3-propyl-1H-pyrazole-5-carboxamide is an impurity of Sildenafil.To ensure the stability of our products, the efficient express delivery service will be used. We also guarantee that the products will be shipped in the box with layers of tapes to protect them against damage. The extremely low temperature products will be […]

Chemical Name:Estriol-d3 3-O-Sulfate Sodium SaltSynonyms:(16α,17β)-Estra-1,3,5(10)-triene-3,16,17-triol-d3 3-(Hydrogen sulfate) Sodium Salt; (16α,17β)-Estra-1,3,5(10)-triene-3,16,17-triol-d3, 3-(Hydrogen sulfate) Monosodium Salt; Estriol-d3 3-(Hydrogen sulfate) Monosodium Salt; Estriol-d3 3-(Hydrogen sulfate) Sodium Salt; Estriol-d3 Sodium 3-Sulfate; NSC 246095-d3Alternate CAS #:Unlabelled: 5150-64-1Molecular Formula:C₁₈H₂₀D₃NaO₆SMolecular Weight:393.44Category:Standards; Isotopic Labeled Analogues; Pharmaceutical/API Drug Impurities/Metabolites; Steroids;Applications:Estriol-d3 3-O-Sulfate Sodium Salt is the labeled analogue of Estriol 3-O-Sulfate Sodium Salt (E888990), a […]

Chemical Name:Estriol-d3 3-O-β-D-Glucuronide Sodium SaltSynonyms:16α,17β-Dihydroxyestra-1,3,5(10)-trien-3-yl-d3 β-D-Glucopyranosiduronic Acid Monosodium Salt; 3-(β-D-Glucopyranuronosyloxy)-estra-1,3,5(10)-triene-16α,17β-diol-d3 Monosodium Salt; Estriol-d3 Sodium 3-Glucuronate; Sodium (2S,3S,4S,5R,6S)-6-(((8R,9S,13S,14S,16R,17R)-16,17-Dihydroxy-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-3-yl)oxy)-3,4,5-trihydroxytetrahydro-2H-pyran-2-carboxylate-d3Alternate CAS #:Unlabelled: 15087-06-6; Unlabelled free acid: 2479Molecular Formula:C₂₄H₂₈D₃NaO₉Molecular Weight:489.51Category:Standards; Isotopic Labeled Analogues; Pharmaceutical/API Drug Impurities/Metabolites; Steroids;Applications:Estriol-d3 3-O-β-D-Glucuronide Sodium Salt is the labeled analogue of Estriol 3-O-β-D-Glucuronide Sodium Salt (E888977), a metabolite found in the urine of pregnant women.References:Simkins, […]

Chemical Name:ethyl 3-(5-amino-2-(4-hydroxy-2-methylphenethyl)benzo[f][1,7]naphthyridin-8-yl)propanoate dihydrochlorideCAS Number:1268527-07-6Molecular Formula:C26H27N3O3.2HClMolecular Weight:502.43To ensure the stability of our products, the efficient express delivery service will be used. We also guarantee that the products will be shipped in the box with layers of tapes to protect them against damage. The extremely low temperature products will be wrapped with dried ice, and the […]

Chemical Name:ethyl 3-(5-amino-2-(2-(4-hydroxy-2-methylphenyl)ethyl-1,1,2,2-d4)benzo[f][1,7]naphthyridin-8-yl)propanoateMolecular Formula:C26H23D4N3O3.2HClMolecular Weight:506.5To ensure the stability of our products, the efficient express delivery service will be used. We also guarantee that the products will be shipped in the box with layers of tapes to protect them against damage. The extremely low temperature products will be wrapped with dried ice, and the low temperature […]

Chemical Name:10-Methoxy Vinpocetine-d5Synonyms:(13aS)-Ethyl 13a-Ethyl-8-methoxy-2,3,41,5,6,13a-hexahydro-1H-indolo[3,2,1-de]pyrido[3,2,1-ij][1,5]naphthyridine-12-carboxylate-d5; Ethyl (13aS,13bS)-13a-Ethyl-10-methoxy-2,3,5,6,13a,13b-hexahydro-1H-indolo[3,2,1-de]-pyrido[3,2,1-ij][1,5]naphthyridine-12-carboxylate-d5(Vinpocetine Related Compound C)Alternate CAS #:E817935 Unlabelled (no cas#)Molecular Formula:C₂₃H₂₃D₅N₂O₃Molecular Weight:385.51Category:Research Tools;Applications:10-Methoxy Vinpocetine-d5 is labelled 10-Methoxy Vinpocetine-d5 (E817935) which is an impurity of Vinpocetine (V332500), a semisynthetic derivative of the alkaloid vincamine with vasodilating activity. Vinpocetine (V332500) has been also identified as a novel anti-inflammatory agent.References:Han, et al.: J. Biol. […]

Chemical Name:(16β)- 17,21-[(1-Ethoxypropylidene)bis(oxy)]-16-methyl-pregna-1,4-diene-3,20-dioneSynonyms:17,21-Dihydroxy-16β-methyl-pregna-1,4-diene-3,20-dione Cyclic Ethyl OrthopropionateMolecular Formula:C₂₇H₃₈O₅Molecular Weight:442.59Category:Standards; Steroids;Applications:(16β)- 17,21-[(1-Ethoxypropylidene)bis(oxy)]-16-methyl-pregna-1,4-diene-3,20-dione is an intermediate in the synthesis of Clobetasol Propionate Impurity E (C583505), an impurity of Clobetasol (C583490), which is a topical corticosteroid. Glucocorticoid; anti-inflammatory.References:Olsen, E.A., et al.: J. Am. Acad. Dermatol., 15, 246 (1986),To ensure the stability of our products, the efficient express delivery service […]

Chemical Name:N2,3-Etheno-2′-deoxy Guanosine-d3Synonyms:1-(2-Deoxy-β-D-erythro-pentofuranosyl)-1H-imidazo[2,1-b]purin-4(5H)-one-d3;Alternate CAS #:121055-53-6Molecular Formula:C₁₂H₁₀D₃N₅O₄Molecular Weight:294.28Category:Standards; Isotopic Labeled Analogues; Carbohydrates and Oligosaccharides;Applications:A labelled etheno-substituted purine nucleoside derivative with fluorescent and biochemical properties. Etheno-DNA adducts are promutagenic lesions present in normal animal and human tissues that are believed to be important in the etiol. of cancer related to diet and lifestyle.References:Schlatter, J., et al.: Food […]

Chemical Name:Ertugliflozin L-pyroglutamic Acid (1:1)Synonyms:L-Proline, 5-oxo-, compd. with 1,6-anhydro-1-C-[4-chloro-3-[(4-ethoxyphenyl)methyl]phenyl]-5-C-(hydroxymethyl)-β-L-idopyranose (1:1)CAS Number:1210344-83-4Molecular Formula:C₂₂H₂₅ClO₇ . C ₅H₇NO₃Molecular Weight:436.88 + 129.11Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites;Applications:Ertugliflozin L-pyroglutamic Acid is a reagent in the synthesis of Ertugliflozin (1210344-57-2) a sodium/glucose cotransporter 2 (SGLT2) inhibitor used to treat type 2 diabetes.References:Bowles, P., et al: Organic Process Research & Development, 18, 66 (2014)To […]