(3R,5S)-5-(3,5-Dimethyl-2-propoxy)-3-isobutyl Sildenafil CAS 1621873-33-3

Purity >95%In StockPharmaceutical Standards
CAS No.1621873-33-3
Molecular FormulaC25H36N6O4S
Molecular Weight516.66 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(3R,5S)-5-(3,5-Dimethyl-2-propoxy)-3-isobutyl Sildenafil CAS 1621873-33-3 chemical structure

Description

(3R,5S)-5-(3,5-Dimethyl-2-propoxy)-3-isobutyl Sildenafil (CAS 1621873-33-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C25H36N6O4S. Molecular weight: 516.66 g/mol. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC25H36N6O4S
Molecular Weight516.66 g/mol
Purity>95%
StorageStore in a cool place (≤25°C), protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1993
Nitrogen Atoms6
Sulfur Atoms1

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