4-Chloro-5-methylthiophene-2-carbohydrazide CAS 1399655-40-3

Purity 97%+In StockPharmaceutical Standards
CAS No.1399655-40-3
Molecular FormulaC6H7ClN2OS
Molecular Weight190.65 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Chloro-5-methylthiophene-2-carbohydrazide CAS 1399655-40-3 chemical structure

Description

The occurrence of 4-Chloro-5-methylthiophene-2-carbohydrazide is closely related to an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

4-Chloro-5-methylthiophene-2-carbohydrazide (CAS 1399655-40-3) is a high-purity analytical reference standard with the molecular formula C6H7ClN2OS and a molecular weight of 190.65 g/mol.

Structurally, 4-Chloro-5-methylthiophene-2-carbohydrazide (C6H7ClN2OS) contains an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 190.65 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

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

CATO manufactures 4-Chloro-5-methylthiophene-2-carbohydrazide under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC6H7ClN2OS
Molecular Weight190.65 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)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1991
Halogen ContentCl-containing
Nitrogen Atoms2
Sulfur Atoms1

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