(R)-methyl 4-((3R,5R,8S,9S,10R,13R,14S,17R,E)-6-ethylidene-3-hydroxy-10,13-dimethyl-7-oxo-hexadecahydro-1H-cyclopenta[a]phenanthren-17-yl)pentanoate CAS 1516887-31-2

Purity 97%+In StockPharmaceutical Standards
CAS No.1516887-31-2
Molecular FormulaC27H42O4
Molecular Weight430.62 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(R)-methyl 4-((3R,5R,8S,9S,10R,13R,14S,17R,E)-6-ethylidene-3-hydroxy-10,13-dimethyl-7-oxo-hexadecahydro-1H-cyclopenta[a]phenanthren-17-yl)pentanoate CAS 1516887-31-2 chemical structure

Description

(R)-methyl 4-((3R,5R,8S,9S,10R,13R,14S,17R,E)-6-ethylidene-3-hydroxy-10,13-dimethyl-7-oxo-hexadecahydro-1H-cyclopenta[a]phenanthren-17-yl)pentanoate (CAS 1516887-31-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C27H42O4. Molecular weight: 430.62 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC27H42O4
Molecular Weight430.62 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
StorageStore at room temperature, protect from light, keep sealed and dry
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1992

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