Description

3-Chloro-4-Methylthiophene-2-Carbohydrazide is a high-purity, specialized heterocyclic building block of significant interest in advanced organic synthesis. This compound serves as a critical precursor for the development of novel pharmacologically active molecules and functional materials. It is primarily sought by research and development teams in the pharmaceutical, agrochemical, and material science industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new drug candidates, particularly for central nervous system (CNS) and anti-infective agents.
• Agrochemical Synthesis: Used in the creation of novel herbicides, fungicides, and insecticides, leveraging the thiophene scaffold for bioactivity.
• Material Science Precursor: Employed in the synthesis of organic semiconductors, conductive polymers, and liquid crystals due to its electron-rich thiophene core.
• Chemical Research & Development: Serves as a versatile building block for heterocyclic chemistry, enabling the construction of complex fused-ring systems and hydrazide derivatives.
• Coordination Chemistry: The carbohydrazide moiety can act as a ligand for metal ions, useful in catalysis and the development of metal-organic frameworks (MOFs).

Basic Information

Product Name	3-Chloro-4-Methylthiophene-2-Carbohydrazide
CAS No.	175137-12-9
Molecular Formula	C7H9ClN2OS
Molecular Weight	204.67 g/mol
Synonyms	3-Chloro-4-methylthiophene-2-carboxylic acid hydrazide; 3-Chloro-4-methyl-2-thiophenecarbohydrazide; 2-Thiophenecarboxylic acid, 3-chloro-4-methyl-, hydrazide; 175137-12-9; 3-Chloro-4-methylthiophene-2-carbohydrazide; 3-Chloro-4-methyl-2-thiophenecarboxylic acid hydrazide; (3-Chloro-4-methylthiophen-2-yl)carbohydrazide
EINECS	Contact for details

Quality Control

Our 3-Chloro-4-Methylthiophene-2-Carbohydrazide is manufactured under strict quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with each shipment, confirming compliance with agreed specifications. Our quality system supports cGMP and ISO standards for reliable supply to regulated industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption. Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.