Description

1-[(Trichloromethyl)Thio]-1H-Pyrazole is a specialized organosulfur compound featuring a reactive trichloromethylthio group. This chemical matters as a versatile intermediate and building block for synthesizing more complex molecules, particularly in the agrochemical and pharmaceutical sectors. It is needed by R&D chemists and process development teams in fine chemical manufacturing, where it serves as a precursor for fungicides, herbicides, and other biologically active compounds.

Application

• Agrochemical Intermediate: A key precursor in the synthesis of novel fungicides and herbicides, leveraging its reactive sulfur and chlorine functionalities.
• Pharmaceutical Research: Used as a building block for developing new active pharmaceutical ingredients (APIs) and investigating structure-activity relationships.
• Organic Synthesis: Serves as a versatile reagent for introducing the S-CCl3 moiety into target molecules in academic and industrial research laboratories.
• Material Science: Potential use in the development of specialized polymers or additives where specific sulfur-containing groups are required.
• Biocide Formulation: May be employed in the research and development of industrial biocides and preservatives.

Basic Information

Product Name	1-[(Trichloromethyl)Thio]-1H-Pyrazole
CAS No.	25726-97-0
Molecular Formula	C4H3Cl3N2S
Molecular Weight	217.50 g/mol
Synonyms	1-(Trichloromethylthio)-1H-pyrazole; 1H-Pyrazole, 1-[(trichloromethyl)thio]-; Pyrazole, 1-[(trichloromethyl)thio]-; NSC 403079; Trichloromethyl pyrazolyl sulfide
EINECS	Contact for details

Quality Control

Our 1-[(Trichloromethyl)Thio]-1H-Pyrazole is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specifications such as assay (by HPLC), related substances, and physical characteristics are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area. Recommended storage temperature is 2-8°C for long-term stability. Keep away from heat, sparks, and open flames. This material is moisture-sensitive; ensure containers are kept tightly sealed when not in use.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%

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