2-Methyl-5-oxo-2,5-dihydro-1H-pyrazole-3-carbohydrazide CAS 844891-24-3

Purity 97%+In StockPharmaceutical Standards
CAS No.844891-24-3
Molecular FormulaC5H8N4O2
Molecular Weight156.14 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-Methyl-5-oxo-2,5-dihydro-1H-pyrazole-3-carbohydrazide CAS 844891-24-3 chemical structure

Description

2-Methyl-5-oxo-2,5-dihydro-1H-pyrazole-3-carbohydrazide (CAS 844891-24-3) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C5H8N4O2. Molecular weight: 156.14 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.

Physical & Chemical Properties

Molecular FormulaC5H8N4O2
Molecular Weight156.14 g/mol
AppearanceOff-white to pale yellow crystalline powder. (faint amine-like odor)
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)4.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1987
Nitrogen Atoms4

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