1213212-78-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1213212-78-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,3,2,1 and 2 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1213212-78:
(9*1)+(8*2)+(7*1)+(6*3)+(5*2)+(4*1)+(3*2)+(2*7)+(1*8)=92
92 % 10 = 2
So 1213212-78-2 is a valid CAS Registry Number.