Description

1-(2,4-Dichloro-Benzyl)-3-Methyl-1H-Thieno[2,3-C]Pyrazole-5-Carboxylic Acid is a high-purity, advanced pharmaceutical intermediate with a complex heterocyclic structure. This compound is critical for the synthesis of novel active pharmaceutical ingredients (APIs), particularly in therapeutic areas requiring targeted molecular scaffolds. It is primarily utilized by research institutions and pharmaceutical manufacturers engaged in the development of new chemical entities and proprietary drug candidates.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, especially those targeting specific enzyme pathways.
• Agrochemical Research: Serves as a precursor in the development of new-generation herbicides and fungicides with enhanced efficacy.
• Organic Synthesis: Used in academic and industrial R&D for constructing complex thienopyrazole-based heterocycles.
• Biochemical Tool Compound: Employed in pharmacological studies to investigate structure-activity relationships (SAR) for various biological targets.
• Material Science Research: Investigated as a potential monomer or additive for creating specialty polymers with unique electronic properties.

Basic Information

Product Name	1-(2,4-Dichloro-Benzyl)-3-Methyl-1H-Thieno[2,3-C]Pyrazole-5-Carboxylic Acid
CAS No.	735335-54-3
Molecular Formula	C15H10Cl2N2O2S
Molecular Weight	353.22 g/mol
Synonyms	1-[(2,4-Dichlorophenyl)methyl]-3-methyl-1H-thieno[2,3-c]pyrazole-5-carboxylic acid; 1-(2,4-Dichlorobenzyl)-3-methyl-1H-thieno[2,3-c]pyrazole-5-carboxylic acid; Thieno[2,3-c]pyrazole-5-carboxylic acid, 1-[(2,4-dichlorophenyl)methyl]-3-methyl-; CAS 735335-54-3; 735335-54-3
EINECS	Contact for details

Quality Control

Our production of 1-(2,4-Dichloro-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 for purity and identity confirmation via spectroscopic methods, to ensure it meets the exacting standards required for pharmaceutical R&D. A detailed Certificate of Analysis (COA) is provided with each shipment to guarantee traceability and consistent batch-to-batch quality.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from incompatible materials such as strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
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.