rac-8,14-Bis(tert-butyldimethylsilyloxy) Efavirenz-d4 CAS 1329840-70-1

Purity 97%+In StockPharmaceutical Standards
CAS No.1329840-70-1
Molecular FormulaC26H33D4ClF3NO4Si2
Molecular Weight580.22 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

rac-8,14-Bis(tert-butyldimethylsilyloxy) Efavirenz-d4 CAS 1329840-70-1 chemical structure

Description

CATO supplies rac-8,14-Bis(tert-butyldimethylsilyloxy) Efavirenz-d4 (CAS 1329840-70-1), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C26H33D4ClF3NO4Si2. Molecular weight: 580.22 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC26H33D4ClF3NO4Si2
Molecular Weight580.22 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1991
Halogen ContentF/Cl-containing
Nitrogen Atoms1

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