3,4-Dichloro-1-methyl-5-[(E)-1-methyl-2-(phenylmethylidene)hydrazin-1-yl]-1H-pyrazole CAS 318284-23-0

Purity 97%+In StockPharmaceutical Standards
CAS No.318284-23-0
Molecular FormulaC12H12Cl2N4
Molecular Weight283.16 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3,4-Dichloro-1-methyl-5-[(E)-1-methyl-2-(phenylmethylidene)hydrazin-1-yl]-1H-pyrazole CAS 318284-23-0 chemical structure

Description

3,4-Dichloro-1-methyl-5-[(E)-1-methyl-2-(phenylmethylidene)hydrazin-1-yl]-1H-pyrazole (CAS 318284-23-0) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C12H12Cl2N4. Molecular weight: 283.16 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.

Physical & Chemical Properties

Molecular FormulaC12H12Cl2N4
Molecular Weight283.16 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)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentCl-containing
Nitrogen Atoms4

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