Thiamine /Vitamin B1 Impurity 20 CAS 73-67-6

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.73-67-6
Molecular FormulaC6H9N3O
Molecular Weight139.16 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Thiamine /Vitamin B1 Impurity 20 CAS 73-67-6 chemical structure

Description

CATO supplies Thiamine /Vitamin B1 Impurity 20 (CAS 73-67-6), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C6H9N3O. Molecular weight: 139.16 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC6H9N3O
Molecular Weight139.16 g/mol
Purity>95%
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957
Nitrogen Atoms3

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