5-Chloro-3-ethyl-1-methyl-1H-pyrazole-4-carbaldehyde CAS 128564-56-7

Purity 97%+In StockPharmaceutical Standards
CAS No.128564-56-7
Molecular FormulaC7H9ClN2O
Molecular Weight172.61 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Chloro-3-ethyl-1-methyl-1H-pyrazole-4-carbaldehyde CAS 128564-56-7 chemical structure

Description

5-Chloro-3-ethyl-1-methyl-1H-pyrazole-4-carbaldehyde (CAS 128564-56-7) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C7H9ClN2O. Molecular weight: 172.61 g/mol. Each batch is supplied with a Certificate of Analysis (COA).

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.)1993
Halogen ContentCl-containing
Nitrogen Atoms2

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