1312161-82-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1312161-82-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,1,2,1,6 and 1 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1312161-82:
(9*1)+(8*3)+(7*1)+(6*2)+(5*1)+(4*6)+(3*1)+(2*8)+(1*2)=102
102 % 10 = 2
So 1312161-82-2 is a valid CAS Registry Number.