(8R,9S,13S,14S,17R)-17-Ethynyl-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthrene-3,6,17-triol CAS 108646-70-4

Purity 97%+In StockPharmaceutical Standards
CAS No.108646-70-4
Molecular FormulaC20H24O3
Molecular Weight312.40 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(8R,9S,13S,14S,17R)-17-Ethynyl-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthrene-3,6,17-triol CAS 108646-70-4 chemical structure

Description

(8R,9S,13S,14S,17R)-17-Ethynyl-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthrene-3,6,17-triol (CAS 108646-70-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C20H24O3. Molecular weight: 312.40 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC20H24O3
Molecular Weight312.40 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, 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)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1988

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