1,2-Dihydro-3H-pyrazol-3-one CAS 137-45-1

Purity 97%+In StockPharmaceutical Standards
CAS No.137-45-1
Molecular FormulaC3H4N2O
Molecular Weight84.08 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1,2-Dihydro-3H-pyrazol-3-one CAS 137-45-1 chemical structure

Description

1,2-Dihydro-3H-pyrazol-3-one (CAS 137-45-1) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C3H4N2O. Molecular weight: 84.08 g/mol. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC3H4N2O
Molecular Weight84.08 g/mol
Purity97%+
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)3.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1957
Nitrogen Atoms2

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