5-amino-1-methyl-1,2-dihydro-3H-pyrazol-3-one CAS 54167-77-0

Purity 97%+In StockPharmaceutical Standards
CAS No.54167-77-0
Molecular FormulaC4H9N3O
Molecular Weight115.13 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-amino-1-methyl-1,2-dihydro-3H-pyrazol-3-one CAS 54167-77-0 chemical structure

Description

CATO supplies 5-amino-1-methyl-1,2-dihydro-3H-pyrazol-3-one (CAS 54167-77-0), a certified reference material (molecular formula C4H9N3O, MW 115.13 g/mol) for analytical method development and quality control.

5-amino-1-methyl-1,2-dihydro-3H-pyrazol-3-one (C4H9N3O) contains an amide group, a hydroxyl group, an ether linkage. Its physicochemical properties are representative of its class; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

As a certified reference material (CRM), 5-amino-1-methyl-1,2-dihydro-3H-pyrazol-3-one meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC4H9N3O
Molecular Weight115.13 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)2.0
CAS Registry Year (est.)1972
Nitrogen Atoms3

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