Description

1,1,2,3,3,4,4-Heptafluoro-1-Butene is a high-purity fluorinated olefin with unique chemical and physical properties derived from its specific perfluoroalkyl structure. This compound serves as a critical building block and specialty intermediate in advanced chemical synthesis, valued for its ability to introduce fluorine-containing moieties. It is primarily utilized by the pharmaceutical, agrochemical, and advanced materials sectors for research and manufacturing.

Application

• Pharmaceutical Intermediate: Used in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those requiring fluorinated scaffolds for enhanced metabolic stability and bioavailability.
• Agrochemical Synthesis: Serves as a key precursor for developing modern fluorinated pesticides and herbicides with improved efficacy and environmental profiles.
• Advanced Material Precursor: Employed in the production of specialty polymers, coatings, and electronic materials where fluorination imparts desirable properties like chemical resistance, low surface energy, and thermal stability.
• Organic Synthesis Building Block: A versatile reagent in research and fine chemical production for introducing heptafluorobutyl groups via addition or coupling reactions.
• Refrigerant & Propellant Research: Investigated as a component in next-generation, low-global-warming-potential (GWP) refrigerant blends and specialty aerosol formulations.

Basic Information

Product Name	1,1,2,3,3,4,4-Heptafluoro-1-Butene
CAS No.	680-54-6
Molecular Formula	C4H1F7
Molecular Weight	200.04 g/mol
Synonyms	Heptafluoro-1-butene; 1-Butene, 1,1,2,3,3,4,4-heptafluoro-; 1H,1H-Heptafluoro-1-butene; 3,3,4,4,4-Pentafluoro-2-(trifluoromethyl)-1-butene; NSC 9235; Perfluoro-tert-butylethylene; R-1337
EINECS	211-666-9

Quality Control

Our 1,1,2,3,3,4,4-Heptafluoro-1-Butene is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including GC, GC-MS, NMR, and Karl Fischer titration, to ensure high purity and consistent performance. Certificates of Analysis (COA) with detailed specifications are provided for each shipment, ensuring full traceability and compliance with customer requirements.

Storage

Preserve in a tightly closed container, protected from light. Due to its highly volatile nature, store in a cool, well-ventilated area away from heat sources and open flames. Recommended storage temperature is 2-8°C to minimize volatility and maintain stability. Keep container tightly sealed under an inert atmosphere when not in use to prevent moisture ingress or contamination.

Specification

Item	Specification
Appearance	Colorless liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
Density (at 20°C)	~1.55 g/mL
Boiling Point	~40-42°C

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