Description

2-Thiophenecarboxylic Acid, 5-Chloro-4-(1-Methyl-1H-Pyrazol-5-Yl)-, Methyl Ester is a high-value, multi-functional heterocyclic building block designed for advanced chemical synthesis. This compound matters for its unique molecular architecture, which combines thiophene and pyrazole motifs to enable the development of novel materials and active ingredients with tailored properties. It is primarily needed by research and development chemists in the pharmaceutical and agrochemical industries for creating new drug candidates and crop protection agents.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new active pharmaceutical ingredients (APIs), particularly for targeted therapies.
• Agrochemical Synthesis: Serves as a crucial precursor in the design and production of next-generation herbicides, fungicides, and insecticides.
• Material Science Research: Used in the development of advanced organic electronic materials, such as organic semiconductors and conductive polymers.
• Chemical Biology Probes: Employed in the synthesis of molecular probes for studying biological pathways and enzyme functions.
• Custom Synthesis & Contract Manufacturing: A vital starting material for custom synthesis projects and scale-up processes in fine chemical production.

Basic Information

Product Name	2-Thiophenecarboxylic Acid, 5-Chloro-4-(1-Methyl-1H-Pyrazol-5-Yl)-, Methyl Ester
CAS No.	1047630-52-3
Molecular Formula	C10H9ClN2O2S
Molecular Weight	256.71 g/mol
Synonyms	Methyl 5-chloro-4-(1-methyl-1H-pyrazol-5-yl)thiophene-2-carboxylate; 5-Chloro-4-(1-methyl-1H-pyrazol-5-yl)thiophene-2-carboxylic acid methyl ester; Thiophene-2-carboxylic acid, 5-chloro-4-(1-methyl-1H-pyrazol-5-yl)-, methyl ester; 1047630-52-3
EINECS	Contact for details

Quality Control

Our production of 2-Thiophenecarboxylic Acid, 5-Chloro-4-(1-Methyl-1H-Pyrazol-5-Yl)-, Methyl Ester adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with each shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (typically 15-25°C). 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
Identification (HPLC)	Conforms to reference standard
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Residual Solvents (GC)	Complies with ICH guidelines

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