Tocopheryl Impurity 21 (Mixture of Isomers) CAS 37570-32-4

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.37570-32-4
Molecular FormulaC31H52O3
Molecular Weight472.74 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Tocopheryl Impurity 21 (Mixture of Isomers) CAS 37570-32-4 chemical structure

Description

High-purity Tocopheryl Impurity 21 (Mixture of Isomers) (CAS 37570-32-4) pharmacopoeial impurity standards reference standard. Molecular formula: C31H52O3. Molecular weight: 472.74 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.

Physical & Chemical Properties

Molecular FormulaC31H52O3
Molecular Weight472.74 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity>95%
StorageStore at room temperature, 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)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1967

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