Methylcobalamin Impurity 20 CAS 132-13-8

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.132-13-8
Molecular FormulaC14H18N2O4
Molecular Weight278.30 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Methylcobalamin Impurity 20 CAS 132-13-8 chemical structure

Description

Methylcobalamin Impurity 20 (CAS 132-13-8) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C14H18N2O4. Molecular weight: 278.30 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.

Physical & Chemical Properties

Molecular FormulaC14H18N2O4
Molecular Weight278.30 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 DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957
Nitrogen Atoms2

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