4-Acetoxy­butyric anhydride CAS 150620-32-9

Purity 97%+In StockPharmaceutical Standards
CAS No.150620-32-9
Molecular FormulaC12H18O7
Molecular Weight274.27 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Acetoxy­butyric anhydride CAS 150620-32-9 chemical structure

Description

4-Acetoxy­butyric anhydride (CAS 150620-32-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H18O7. Molecular weight: 274.27 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC12H18O7
Molecular Weight274.27 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
StorageStore in a cool place (≤25°C), keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2000

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