(3R,4R)-4-(Acetyloxy)-3-[(1R)-1-[[(1,1-dimethylethyl)dimethylsilyl]oxy]ethyl]-1-(4-methoxyphenyl)-2-azetidinone CAS 203252-14-6

Purity 97%+In StockPharmaceutical Standards
CAS No.203252-14-6
Molecular FormulaC20H31NO5Si
Molecular Weight393.55 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(3R,4R)-4-(Acetyloxy)-3-[(1R)-1-[[(1,1-dimethylethyl)dimethylsilyl]oxy]ethyl]-1-(4-methoxyphenyl)-2-azetidinone CAS 203252-14-6 chemical structure

Description

(3R,4R)-4-(Acetyloxy)-3-[(1R)-1-[[(1,1-dimethylethyl)dimethylsilyl]oxy]ethyl]-1-(4-methoxyphenyl)-2-azetidinone (CAS 203252-14-6) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C20H31NO5Si. Molecular weight: 393.55 g/mol. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC20H31NO5Si
Molecular Weight393.55 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, 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.)2015
Nitrogen Atoms1

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