74512-03-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 74512-03-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,5,1 and 2 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 74512-03:
(7*7)+(6*4)+(5*5)+(4*1)+(3*2)+(2*0)+(1*3)=111
111 % 10 = 1
So 74512-03-1 is a valid CAS Registry Number.