814263-64-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 814263-64-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,1,4,2,6 and 3 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 814263-64:
(8*8)+(7*1)+(6*4)+(5*2)+(4*6)+(3*3)+(2*6)+(1*4)=154
154 % 10 = 4
So 814263-64-4 is a valid CAS Registry Number.