811451-63-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 811451-63-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,1,1,4,5 and 1 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 811451-63:
(8*8)+(7*1)+(6*1)+(5*4)+(4*5)+(3*1)+(2*6)+(1*3)=135
135 % 10 = 5
So 811451-63-5 is a valid CAS Registry Number.