351003-42-4 Usage
General Description
2-Bromo-4,6-difluorobenzenesulfonyl chloride, also known as DFBSC, is a chemical compound used in the synthesis of pharmaceuticals and agrochemicals. It is a sulfonyl chloride derivative with a benzene ring substituted with bromine and two fluorine atoms. DFBSC is used as a reactive intermediate in the production of various compounds, and it is known for its strong electrophilic and nucleophilic properties. 2-BROMO-4,6-DIFLUOROBENZENESULFONYL CHLORIDE is also used in the preparation of dyes, pigments, and other organic compounds. It is important to handle DFBSC with caution, as it is corrosive and can cause irritation to the skin, eyes, and respiratory system.
Check Digit Verification of cas no
The CAS Registry Mumber 351003-42-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,5,1,0,0 and 3 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 351003-42:
(8*3)+(7*5)+(6*1)+(5*0)+(4*0)+(3*3)+(2*4)+(1*2)=84
84 % 10 = 4
So 351003-42-4 is a valid CAS Registry Number.