N'-[(1E)-{4-[(4-chlorophenyl)sulfanyl]-3-nitrophenyl}methylidene]-1-methyl-3-(trifluoromethyl)-1H-thieno[2,3-c]pyrazole-5-carbohydrazide CAS 865659-85-4

Purity 97%+In StockPharmaceutical Standards
CAS No.865659-85-4
Molecular FormulaC21H13ClF3N5O3S2
Molecular Weight539.94 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N'-[(1E)-{4-[(4-chlorophenyl)sulfanyl]-3-nitrophenyl}methylidene]-1-methyl-3-(trifluoromethyl)-1H-thieno[2,3-c]pyrazole-5-carbohydrazide CAS 865659-85-4 chemical structure

Description

N'-[(1E)-{4-[(4-chlorophenyl)sulfanyl]-3-nitrophenyl}methylidene]-1-methyl-3-(trifluoromethyl)-1H-thieno[2,3-c]pyrazole-5-carbohydrazide (CAS 865659-85-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C21H13ClF3N5O3S2. Molecular weight: 539.94 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC21H13ClF3N5O3S2
Molecular Weight539.94 g/mol
Purity97%+
StorageStore in a cool place (≤25°C), protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)16.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Halogen ContentF/Cl-containing
Nitrogen Atoms5
Sulfur Atoms2

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