Description

Chempacific 39943 CAS NO 16951-16-9 is a high-purity specialty chemical compound, identified by the CAS registry number 16951-16-9. This product is valued for its specific reactivity profile, making it a critical intermediate in advanced synthesis and formulation processes. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors seeking reliable, high-quality building blocks.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of active pharmaceutical ingredients (APIs) and complex organic molecules.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and plant growth regulators.
• Fluorination Reactions: Acts as a reagent or building block in processes introducing fluorine atoms into target molecules for enhanced stability and bioactivity.
• Material Science Research: Employed in the development of novel polymers, coatings, and electronic materials.
• Laboratory Reagent: Utilized in organic chemistry research and development for method development and scale-up studies.
• Fine Chemical Production: Functions as an intermediate in the manufacture of dyes, pigments, and other specialty chemicals.

Basic Information

Product Name	Chempacific 39943
CAS No.	16951-16-9
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	1,1,2,2,3,3,4,4,4-Nonafluorobutane-1-sulfonyl fluoride; Nonaflyl fluoride; Perfluorobutanesulfonyl fluoride; PFBSF; C4F9SO2F; 1-Butanesulfonyl fluoride, 1,1,2,2,3,3,4,4,4-nonafluoro-; Nonafluorobutanesulfonyl fluoride
EINECS	Contact for details

Quality Control

Every batch of Chempacific 39943 undergoes rigorous analytical testing to ensure it meets the highest standards of purity and consistency. Our quality assurance protocols are designed to provide complete traceability and reliability for our B2B partners. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality management systems.

Storage

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

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Purity (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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