1171573-50-4 1-Ethyl-3-methyl-1H-pyrazole-4-carbonyl chloride MFCD03421487 CAS 1171573-50-4

Purity 97%+In StockPharmaceutical Standards
CAS No.1171573-50-4
Molecular FormulaC7H9ClN2O
Molecular Weight172.61 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1171573-50-4 1-Ethyl-3-methyl-1H-pyrazole-4-carbonyl chloride MFCD03421487 CAS 1171573-50-4 chemical structure

Description

1171573-50-4 1-Ethyl-3-methyl-1H-pyrazole-4-carbonyl chloride MFCD03421487 (CAS 1171573-50-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H9ClN2O. Molecular weight: 172.61 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC7H9ClN2O
Molecular Weight172.61 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor)
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)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1989
Halogen ContentCl-containing
Nitrogen Atoms2

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