Description

1-(4-Fluoro-Benzyl)-3-Methyl-1H-Thieno[2,3-C]Pyrazole-5-Carboxylic Acid is a high-value, multi-functional heterocyclic building block and advanced pharmaceutical intermediate. This compound is critical for the synthesis of novel active pharmaceutical ingredients (APIs) and fine chemicals, offering a unique molecular scaffold for drug discovery and development. It is primarily utilized by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, inflammation, and metabolic diseases.
• Agrochemical Research: Serves as a core structure for developing new pesticides and herbicides with enhanced efficacy and selectivity.
• Chemical Biology Probe: Used in medicinal chemistry and chemical biology to study enzyme function and protein-ligand interactions.
• Organic Synthesis Building Block: Employed in complex organic synthesis for constructing fused heterocyclic systems due to its reactive carboxylic acid and pyrazole-thiophene core.
• Material Science Research: Investigated as a monomer or precursor for creating specialty polymers and functional materials with specific electronic or photophysical properties.

Basic Information

Product Name	1-(4-Fluoro-Benzyl)-3-Methyl-1H-Thieno[2,3-C]Pyrazole-5-Carboxylic Acid
CAS No.	554439-46-2
Molecular Formula	C15H11FN2O2S
Molecular Weight	302.32 g/mol
Synonyms	1-[(4-Fluorophenyl)methyl]-3-methyl-1H-thieno[2,3-c]pyrazole-5-carboxylic acid; 3-Methyl-1-(4-fluorobenzyl)-1H-thieno[2,3-c]pyrazole-5-carboxylic acid; 1H-Thieno[2,3-c]pyrazole-5-carboxylic acid, 1-[(4-fluorophenyl)methyl]-3-methyl-; 554439-46-2; Thienopyrazole-5-carboxylic acid derivative; Fluorobenzyl thienopyrazolecarboxylic acid
EINECS	Contact for details

Quality Control

Our production of 1-(4-Fluoro-Benzyl)-3-Methyl-1H-Thieno[2,3-C]Pyrazole-5-Carboxylic Acid adheres to stringent quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. We provide detailed Certificates of Analysis (COA) with each shipment, confirming compliance with customer specifications and supporting regulatory filings for pharmaceutical development.

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). Keep away from strong acids and incompatible organic solvents. For long-term storage, consider inert atmosphere conditions to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (HPLC/MS)	Conforms to reference standard
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.