6-Chloro-1,1,2,2,3,3,4,4,5,5,6,6-dodecafluoro-hexanesulfonyl fluoride is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 155047-91-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,5,0,4 and 7 respectively; the second part has 2 digits, 9 and 1 respectively. Calculate Digit Verification of CAS Registry Number 155047-91: (8*1)+(7*5)+(6*5)+(5*0)+(4*4)+(3*7)+(2*9)+(1*1)=129 129 % 10 = 9 So 155047-91-9 is a valid CAS Registry Number.