methyl (4R)-4-[(3R,5S,6R,7R,8S,9S,10S,13R,14S,17R)-3-acetyloxy-6-ethyl-7-hydroxy-10,13-dimethyl-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]pentanoate CAS 1227612-51-2

Purity 97%+In StockPharmaceutical Standards
CAS No.1227612-51-2
Molecular FormulaC29H48O5
Molecular Weight476.69 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

methyl (4R)-4-[(3R,5S,6R,7R,8S,9S,10S,13R,14S,17R)-3-acetyloxy-6-ethyl-7-hydroxy-10,13-dimethyl-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]pentanoate CAS 1227612-51-2 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 476.69 g/mol gives methyl (4R)-4-[(3R,5S,6R,7R,8S,9S,10S,13R,14S,17R)-3-acetyloxy-6-ethyl-7-hydroxy-10,13-dimethyl-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]pentanoate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies methyl (4R)-4-[(3R,5S,6R,7R,8S,9S,10S,13R,14S,17R)-3-acetyloxy-6-ethyl-7-hydroxy-10,13-dimethyl-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]pentanoate (CAS 1227612-51-2), a certified reference material (molecular formula C29H48O5, MW 476.69 g/mol) for analytical method development and quality control.

Based on its molecular formula C29H48O5, methyl (4R)-4-[(3R,5S,6R,7R,8S,9S,10S,13R,14S,17R)-3-acetyloxy-6-ethyl-7-hydroxy-10,13-dimethyl-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]pentanoate contains a steroid core, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 476.69 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

As a certified reference material (CRM), methyl (4R)-4-[(3R,5S,6R,7R,8S,9S,10S,13R,14S,17R)-3-acetyloxy-6-ethyl-7-hydroxy-10,13-dimethyl-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]pentanoate meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC29H48O5
Molecular Weight476.69 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 methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1990

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