Description

1-Methyl-3-(trifluoromethyl)-1H-thieno[2,3-c]pyrazole-5-carbaldehyde is a high-value, heterocyclic building block characterized by its fused thienopyrazole core and reactive aldehyde functionality. This compound is essential for advanced organic synthesis, particularly in the development of novel active pharmaceutical ingredients (APIs) and agrochemicals. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of potential drug candidates, especially those targeting central nervous system (CNS) disorders, inflammation, and oncology.
• Agrochemical Research: Serves as a critical scaffold for developing new-generation herbicides, fungicides, and insecticides with enhanced efficacy and selectivity.
• Material Science: Used in the research and development of advanced organic electronic materials, such as organic light-emitting diodes (OLEDs) and semiconductors.
• Chemical Biology: Employed as a probe or linker in bioconjugation chemistry and for the development of enzyme inhibitors.
• Custom Synthesis & Contract Manufacturing: A vital starting material for custom synthesis houses and CDMOs (Contract Development and Manufacturing Organizations) serving global clients.

Basic Information

Product Name	1-Methyl-3-(trifluoromethyl)-1H-thieno[2,3-c]pyrazole-5-carbaldehyde
CAS No.	886360-61-8
Molecular Formula	C8H5F3N2OS
Molecular Weight	234.20 g/mol
Synonyms	1-Methyl-3-(trifluoromethyl)-1H-thieno[2,3-c]pyrazole-5-carboxaldehyde; 5-Formyl-1-methyl-3-(trifluoromethyl)thieno[2,3-c]pyrazole; Thieno[2,3-c]pyrazole-5-carbaldehyde, 1-methyl-3-(trifluoromethyl)-; 886360-61-8; 1-Methyl-3-trifluoromethyl-1H-thieno[2,3-c]pyrazole-5-carbaldehyde
EINECS	Contact for details

Quality Control

Our production of 1-Methyl-3-(trifluoromethyl)-1H-thieno[2,3-c]pyrazole-5-carbaldehyde adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with customer specifications and supporting regulatory filings for research and development.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flames. Due to its light-sensitive nature, handling should be performed under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
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.