5,7-Bis(difluoromethyl)-3-nitropyrazolo[1,5-a]pyrimidine-2-carboxylic acid CAS 937601-43-9

Purity 97%+In StockPharmaceutical Standards
CAS No.937601-43-9
Molecular FormulaC9H4F4N4O4
Molecular Weight308.15 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5,7-Bis(difluoromethyl)-3-nitropyrazolo[1,5-a]pyrimidine-2-carboxylic acid CAS 937601-43-9 chemical structure

Description

High-purity 5,7-Bis(difluoromethyl)-3-nitropyrazolo[1,5-a]pyrimidine-2-carboxylic acid (CAS 937601-43-9) pharmaceutical standards reference standard. Molecular formula: C9H4F4N4O4. Molecular weight: 308.15 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.

Physical & Chemical Properties

Molecular FormulaC9H4F4N4O4
Molecular Weight308.15 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Halogen ContentF-containing
Nitrogen Atoms4

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