Temozolomide Impurity 13 CAS 100191-43-3

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.100191-43-3
Molecular FormulaC4H8N4O2 CH2O2
Molecular WeightN/A
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Temozolomide Impurity 13 CAS 100191-43-3 chemical structure

Description

Temozolomide Impurity 13 (CAS 100191-43-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C4H8N4O2 CH2O2. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC4H8N4O2 CH2O2
Molecular Weight190.16 g/mol
AppearanceWhite to pale yellow crystalline powder. (faint amine-like odor)
Purity>95%
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO, water
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)3.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1985
Nitrogen Atoms4

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