1221486-64-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1221486-64-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,1,4,8 and 6 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1221486-64:
(9*1)+(8*2)+(7*2)+(6*1)+(5*4)+(4*8)+(3*6)+(2*6)+(1*4)=131
131 % 10 = 1
So 1221486-64-1 is a valid CAS Registry Number.