12612-17-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 12612-17-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,2,6,1 and 2 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 12612-17:
(7*1)+(6*2)+(5*6)+(4*1)+(3*2)+(2*1)+(1*7)=68
68 % 10 = 8
So 12612-17-8 is a valid CAS Registry Number.