Description

4-Bromo-1-Ethyl-3-(Trifluoromethyl)Pyrazole is a high-value, multi-functional heterocyclic building block characterized by its bromine and trifluoromethyl substituents. This compound is essential for introducing specific steric and electronic properties into target molecules, enabling advanced material and pharmaceutical research. It is primarily sought after by R&D chemists and process development scientists in the agrochemical and pharmaceutical industries for the synthesis of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon for the development of novel drug candidates, particularly in kinase inhibitor and anti-inflammatory research.
• Agrochemical Synthesis: Used in the creation of advanced herbicides, fungicides, and insecticides, leveraging the bioactivity of the pyrazole core.
• Material Science Research: Serves as a precursor for functionalized ligands in catalysis and for creating specialty polymers with unique properties.
• Chemical Biology Probes: Employed in the design of molecular probes and tags due to the reactivity of the bromine atom for further functionalization.
• Custom Synthesis & Contract Manufacturing: A critical starting material for custom synthesis projects requiring specific halogenated trifluoromethyl heterocycles.

Basic Information

Product Name	4-Bromo-1-Ethyl-3-(Trifluoromethyl)Pyrazole
CAS No.	1245772-68-2
Molecular Formula	C6H6BrF3N2
Molecular Weight	243.03 g/mol
Synonyms	4-Bromo-1-ethyl-3-(trifluoromethyl)-1H-pyrazole; 1-Ethyl-4-bromo-3-(trifluoromethyl)pyrazole; 1H-Pyrazole, 4-bromo-1-ethyl-3-(trifluoromethyl)-; 4-Bromo-1-ethyl-3-trifluoromethylpyrazole; 1245772-68-2
EINECS	Contact for details

Quality Control

Every batch of 4-Bromo-1-Ethyl-3-(Trifluoromethyl)Pyrazole is manufactured under strict quality management systems. We provide comprehensive analytical data to ensure the material meets the precise requirements of research and development applications. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles via HPLC, GC, NMR, and IR is supplied with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from strong bases and oxidizing agents. For long-term storage, consider storing under an inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
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.