Description

Heptafluorobutyronitrile is a highly fluorinated organic nitrile compound, recognized for its unique chemical properties that make it a valuable intermediate and specialty reagent. Its significance lies in its ability to introduce the perfluorobutyl group, a key structural motif for modifying material properties and synthesizing advanced fluorochemicals. This product is essential for R&D chemists and process engineers in the pharmaceutical, agrochemical, and advanced materials sectors seeking to develop novel compounds with enhanced stability and performance characteristics.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring fluorinated moieties to improve metabolic stability and bioavailability.
• Agrochemical Synthesis: Serves as a key building block for creating advanced herbicides, pesticides, and fungicides with increased efficacy and environmental persistence.
• Fluorinated Polymer & Material Science: Acts as a monomer or modifier in the production of specialty polymers, coatings, and elastomers to impart oil, water, and chemical resistance.
• Electrolyte Additive for Lithium-Ion Batteries: Investigated for use in high-performance battery electrolytes to enhance thermal stability and cycling performance.
• Organic Synthesis Reagent: Employed in nucleophilic substitution and cyanation reactions to introduce the -CN functional group alongside a fluorinated chain.
• Surface Treatment & Functionalization: Used to create low surface energy coatings for textiles, electronics, and medical devices.

Basic Information

Product Name	Heptafluorobutyronitrile
CAS No.	375-00-8
Molecular Formula	C4F7N
Molecular Weight	195.04 g/mol
Synonyms	Perfluorobutyronitrile; 1,1,1,2,2,3,3-Heptafluorobutanenitrile; Heptafluorobutyric Acid Nitrile; 2,2,3,3,4,4,4-Heptafluorobutyronitrile; FC-47; FCN; PFBN; Perfluoro-n-butyronitrile
EINECS	206-788-3

Quality Control

Our Heptafluorobutyronitrile is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure it meets the high-purity standards required for sensitive synthetic applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from direct heat and ignition sources. Due to its highly volatile nature and reactivity with fluoride/strong alkali, it should be kept separate from incompatible materials. Recommended storage temperature is 2-8°C for long-term stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
Acidity (as HF)	≤ 0.01%

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