166964-36-9 Usage
General Description
4-BROMO-2,5-DICHLOROTHIOPHENE-3-SULFONYL CHLORIDE is a chemical compound with the molecular formula C4H2BrCl2O2S2. It is a sulfonyl chloride derivative of thiophene, containing bromine and chlorine substituents on the 2 and 5 positions of the thiophene ring. 4-BROMO-2,5-DICHLOROTHIOPHENE-3-SULFONYL CHLORIDE is commonly used as an intermediate in the synthesis of pharmaceuticals, agrochemicals, and materials for electronic devices. It is also utilized in the production of dyes, pigments, and other specialty chemicals. 4-BROMO-2,5-DICHLOROTHIOPHENE-3-SULFONYL CHLORIDE is a versatile building block in organic synthesis, with applications in a wide range of industries.
Check Digit Verification of cas no
The CAS Registry Mumber 166964-36-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,6,9,6 and 4 respectively; the second part has 2 digits, 3 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 166964-36:
(8*1)+(7*6)+(6*6)+(5*9)+(4*6)+(3*4)+(2*3)+(1*6)=179
179 % 10 = 9
So 166964-36-9 is a valid CAS Registry Number.
InChI:InChI=1/C4BrCl3O2S2/c5-1-2(12(8,9)10)4(7)11-3(1)6