2-(2,4-Dichlorophenyl)-5-methyl-2H-1,2,3-triazole-4-carbohydrazide CAS 1431729-87-1

Purity 97%+In StockPharmaceutical Standards
CAS No.1431729-87-1
Molecular FormulaC10H9Cl2N5O
Molecular Weight286.12 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(2,4-Dichlorophenyl)-5-methyl-2H-1,2,3-triazole-4-carbohydrazide CAS 1431729-87-1 chemical structure

Description

Structurally, 2-(2,4-Dichlorophenyl)-5-methyl-2H-1,2,3-triazole-4-carbohydrazide (C10H9Cl2N5O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 286.12 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

CATO supplies 2-(2,4-Dichlorophenyl)-5-methyl-2H-1,2,3-triazole-4-carbohydrazide (CAS 1431729-87-1), a certified reference material (molecular formula C10H9Cl2N5O, MW 286.12 g/mol) for analytical method development and quality control.

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC10H9Cl2N5O
Molecular Weight286.12 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 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.)1991
Halogen ContentCl-containing
Nitrogen Atoms5

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