Description

Methyl 3-Methyl-1-Phenyl-1H-Thieno[2,3-C]Pyrazole-5-Carboxylate is a high-purity, advanced pharmaceutical intermediate and a key heterocyclic building block. This compound is critical for the research and development of novel active pharmaceutical ingredients (APIs), particularly in therapeutic areas requiring complex molecular architectures. It is primarily utilized by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for synthesis and scale-up projects.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of novel drug candidates, particularly those with thienopyrazole cores.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging its heterocyclic structure for biological activity.
• Material Science: Serves as a precursor for organic electronic materials and functional dyes due to its conjugated system.
• Academic & Institutional R&D: Employed in universities and research institutes for methodological studies and the exploration of new chemical reactions.
• Contract Research and Manufacturing (CRO/CMO): Supplied to service organizations supporting the pharmaceutical and chemical industries in custom synthesis.

Basic Information

Product Name	Methyl 3-Methyl-1-Phenyl-1H-Thieno[2,3-C]Pyrazole-5-Carboxylate
CAS No.	24086-28-0
Molecular Formula	C14H12N2O2S
Molecular Weight	272.32 g/mol
Synonyms	1H-Thieno[2,3-c]pyrazole-5-carboxylic acid, 3-methyl-1-phenyl-, methyl ester; Methyl 3-methyl-1-phenyl-1H-thieno[2,3-c]pyrazole-5-carboxylate; 3-Methyl-1-phenyl-1H-thieno[2,3-c]pyrazole-5-carboxylic acid methyl ester; Thieno[2,3-c]pyrazole-5-carboxylate derivative
EINECS	Contact for details

Quality Control

Our production of Methyl 3-Methyl-1-Phenyl-1H-Thieno[2,3-C]Pyrazole-5-Carboxylate adheres to stringent internal quality standards to ensure batch-to-batch consistency and reliability for your critical R&D and scale-up processes. All materials are accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. We support compliance with cGMP and ISO 9001 quality management principles where required.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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