1-(5-Chloropentyl)-1H-pyrazol-3(2H)-one CAS 55781-89-0

Purity 97%+In StockPharmaceutical Standards
CAS No.55781-89-0
Molecular FormulaC8H13ClN2O
Molecular Weight188.65 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-(5-Chloropentyl)-1H-pyrazol-3(2H)-one CAS 55781-89-0 chemical structure

Description

1-(5-Chloropentyl)-1H-pyrazol-3(2H)-one (CAS 55781-89-0) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C8H13ClN2O. Molecular weight: 188.65 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.

Physical & Chemical Properties

Molecular FormulaC8H13ClN2O
Molecular Weight188.65 g/mol
AppearanceWhite to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)3.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1972
Halogen ContentCl-containing
Nitrogen Atoms2

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