4-Oxo-7-phenyl-1,4-dihydropyrazolo[5,1-c][1,2,4]triazine-3-carboxylic acid CAS 1421244-87-2

Purity 97%+In StockPharmaceutical Standards
CAS No.1421244-87-2
Molecular FormulaC12H8N4O3
Molecular Weight256.22 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Oxo-7-phenyl-1,4-dihydropyrazolo[5,1-c][1,2,4]triazine-3-carboxylic acid CAS 1421244-87-2 chemical structure

Description

4-Oxo-7-phenyl-1,4-dihydropyrazolo[5,1-c][1,2,4]triazine-3-carboxylic acid (CAS 1421244-87-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H8N4O3. Molecular weight: 256.22 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC12H8N4O3
Molecular Weight256.22 g/mol
AppearancePale yellow to yellow crystalline powder
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)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1991
Nitrogen Atoms4

Recommended Standards

Why CATO?