1296820-80-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1296820-80-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,9,6,8,2 and 0 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1296820-80:
(9*1)+(8*2)+(7*9)+(6*6)+(5*8)+(4*2)+(3*0)+(2*8)+(1*0)=188
188 % 10 = 8
So 1296820-80-8 is a valid CAS Registry Number.