Description

1-Bromo-1,1,2-trifluoro-2-butene is a halogenated olefin building block of significant interest in advanced organic synthesis. Its value lies in its unique molecular structure, which combines bromine and fluorine substituents to enable precise chemical transformations. This compound is primarily sought by R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty chemical industries for the development of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of fluorinated drug candidates, leveraging the fluorine atom's ability to modulate bioavailability and metabolic stability.
• Agrochemical Synthesis: Used in creating novel fluorinated pesticides and herbicides, where the trifluoromethyl group enhances lipophilicity and biological activity.
• Advanced Material Monomer: Serves as a building block for specialty polymers and coatings, imparting unique chemical resistance and surface properties.
• Organic Synthesis Reagent: Employed in cross-coupling reactions and as an electrophile in nucleophilic substitution reactions to introduce fluorinated alkyl chains.
• Liquid Crystal & Electronic Chemical: A potential intermediate in the production of fluorinated liquid crystals and dielectric fluids for the electronics industry.
• Refrigerant & Propellant Research: Investigated in the development of next-generation, low-global-warming-potential fluorocarbon blends.

Basic Information

Product Name	1-Bromo-1,1,2-trifluoro-2-butene
CAS No.	74630-90-3
Molecular Formula	C4H4BrF3
Molecular Weight	188.97 g/mol
Synonyms	1-Bromo-1,1,2-trifluorobut-2-ene; 2-Butene, 1-bromo-1,1,2-trifluoro-; 1,1,2-Trifluoro-1-bromo-2-butene; (Z)-1-Bromo-1,1,2-trifluoro-2-butene; (E)-1-Bromo-1,1,2-trifluoro-2-butene; Bromotrifluorobutene; 74630-90-3
EINECS	Contact for details

Quality Control

Our 1-Bromo-1,1,2-trifluoro-2-butene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including GC, NMR, and Karl Fischer titration, to ensure high purity and consistent performance. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials such as strong bases and reactive metals. Due to its highly volatile nature, ensure containers are kept tightly sealed when not in use. Recommended storage temperature: 2-8°C for extended stability.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.1%
Isomer Ratio (GC)	Reported on COA

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