Description

1H-Thieno[2,3-C]Pyrazole-5-Carboxamide, 3-(4-Chlorophenyl)-n-[2-(Diethylamino)Ethyl]-1-Methyl- is a sophisticated heterocyclic organic compound featuring a fused thienopyrazole core, a carboxamide linker, and a substituted diethylaminoethyl side chain. This complex molecular architecture makes it a valuable advanced pharmaceutical intermediate and a key scaffold for medicinal chemistry research. It is primarily sought by pharmaceutical R&D organizations and fine chemical manufacturers engaged in developing novel therapeutic agents, particularly in areas requiring targeted molecular design.

Application

• Pharmaceutical Intermediate: Serves as a critical building block in the synthesis of novel active pharmaceutical ingredients (APIs) targeting specific biological pathways.
• Medicinal Chemistry Research: Used as a core scaffold for structure-activity relationship (SAR) studies and lead optimization in drug discovery programs.
• Kinase Inhibitor Development: The thienopyrazole-carboxamide structure is a privileged motif in the design of potential kinase inhibitors for oncology and inflammatory diseases.
• Biochemical Probe Synthesis: Employed in creating specialized probes for studying enzyme function and cellular signaling mechanisms.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for the production of bespoke compounds for clinical trials.

Basic Information

Product Name	1H-Thieno[2,3-C]Pyrazole-5-Carboxamide, 3-(4-Chlorophenyl)-n-[2-(Diethylamino)Ethyl]-1-Methyl-
CAS No.	902561-80-2
Molecular Formula	C19H23ClN4OS
Molecular Weight	390.93 g/mol
Synonyms	3-(4-Chlorophenyl)-N-[2-(diethylamino)ethyl]-1-methyl-1H-thieno[2,3-c]pyrazole-5-carboxamide; 3-(p-Chlorophenyl)-N-[2-(diethylamino)ethyl]-1-methyl-1H-thieno[2,3-c]pyrazole-5-carboxamide; Thieno[2,3-c]pyrazole-5-carboxamide derivative; 902561-80-2; UNII-6J3V66G6QO; 6J3V66G6QO; CHEMBL3186472; SCHEMBL15518299
EINECS	Contact for details

Quality Control

Our production of this high-value intermediate adheres to strict quality management systems, ensuring batch-to-batch consistency and purity suitable for research and development. Identity and purity are confirmed via advanced analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing purity, related substances, and residual solvents is provided with each shipment to support your regulatory and R&D documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (typically 15-25°C). For long-term storage, consider storing under an inert atmosphere to maintain stability.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Related Substances (HPLC)	Any single impurity ≤ 1.0%; Total impurities ≤ 3.0%
Residual Solvents (GC)	Complies with ICH Q3C guidelines
Water Content (KF)	≤ 0.5%

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