Pentachlor-(2,2,3,3,4,4,5,5,6,6,7,7-dodecafluor-heptyloxy)-benzol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 15163-91-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,5,1,6 and 3 respectively; the second part has 2 digits, 9 and 1 respectively. Calculate Digit Verification of CAS Registry Number 15163-91: (7*1)+(6*5)+(5*1)+(4*6)+(3*3)+(2*9)+(1*1)=94 94 % 10 = 4 So 15163-91-4 is a valid CAS Registry Number.