3,5-Bis(4-chlorophenyl)-1H-pyrazole CAS 21399-29-1

Purity 97%+In StockPharmaceutical Standards
CAS No.21399-29-1
Molecular FormulaC15H10Cl2N2
Molecular Weight289.16 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3,5-Bis(4-chlorophenyl)-1H-pyrazole CAS 21399-29-1 chemical structure

Description

Order 3,5-Bis(4-chlorophenyl)-1H-pyrazole (CAS 21399-29-1) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C15H10Cl2N2. Molecular weight: 289.16 g/mol. COA included with every batch.

Physical & Chemical Properties

Molecular FormulaC15H10Cl2N2
Molecular Weight289.16 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
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)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1963
Halogen ContentCl-containing
Nitrogen Atoms2

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