1212161-14-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1212161-14-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,2,1,6 and 1 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1212161-14:
(9*1)+(8*2)+(7*1)+(6*2)+(5*1)+(4*6)+(3*1)+(2*1)+(1*4)=82
82 % 10 = 2
So 1212161-14-2 is a valid CAS Registry Number.