1282120-65-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1282120-65-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,8,2,1,2 and 0 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1282120-65:
(9*1)+(8*2)+(7*8)+(6*2)+(5*1)+(4*2)+(3*0)+(2*6)+(1*5)=123
123 % 10 = 3
So 1282120-65-3 is a valid CAS Registry Number.