Description

Ethyl 4,6-Dihydro-2H-Thieno[3,4-C]Pyrazole-3-Carboxylate (Wx141869) is a high-purity heterocyclic organic compound featuring a fused thienopyrazole core, serving as a critical synthetic intermediate. Its value lies in providing a versatile and structurally defined scaffold for advanced pharmaceutical and agrochemical research and development. This compound is essential for medicinal chemists and process development scientists in the pharmaceutical, biotechnology, and crop protection industries seeking to develop novel active ingredients.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates targeting a range of therapeutic areas.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging its heterocyclic structure for bioactivity.
• Chemical Biology Probe: Serves as a core structure for creating molecular probes to study biological pathways and enzyme functions.
• Material Science Precursor: Potential intermediate in the synthesis of organic electronic materials or specialty polymers.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs and research organizations for bespoke chemical synthesis projects.

Basic Information

Product Name	Ethyl 4,6-Dihydro-2H-Thieno[3,4-C]Pyrazole-3-Carboxylate (Wx141869)
CAS No.	912635-74-6
Molecular Formula	C8H10N2O2S
Molecular Weight	198.24 g/mol
Synonyms	Ethyl 4,6-dihydro-2H-thieno[3,4-c]pyrazole-3-carboxylate; WX-141869; Wx141869; 3-Carbethoxy-4,6-dihydro-2H-thieno[3,4-c]pyrazole; Ethyl 4,6-dihydro-2H-thieno[3,4-c]pyrazole-3-carboxylate; 912635-74-6; Thieno[3,4-c]pyrazole-3-carboxylic acid ethyl ester
EINECS	Contact for details

Quality Control

Our Ethyl 4,6-Dihydro-2H-Thieno[3,4-C]Pyrazole-3-Carboxylate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from incompatible materials. For long-term storage, consider inert atmosphere conditions to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.