4-Chlorobenzo[b]thiophene-2-carbohydrazide CAS 952182-46-6

Purity 97%+In StockPharmaceutical Standards
CAS No.952182-46-6
Molecular FormulaC9H7ClN2OS
Molecular Weight226.68 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Chlorobenzo[b]thiophene-2-carbohydrazide CAS 952182-46-6 chemical structure

Description

The occurrence of 4-Chlorobenzo[b]thiophene-2-carbohydrazide is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

4-Chlorobenzo[b]thiophene-2-carbohydrazide (CAS 952182-46-6) is a high-purity analytical reference standard with the molecular formula C9H7ClN2OS and a molecular weight of 226.68 g/mol.

The molecular framework of 4-Chlorobenzo[b]thiophene-2-carbohydrazide (C9H7ClN2OS) is characterized by a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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 FormulaC9H7ClN2OS
Molecular Weight226.68 g/mol
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)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Halogen ContentCl-containing
Nitrogen Atoms2
Sulfur Atoms1

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