103163-76-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 103163-76-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,1,6 and 3 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 103163-76:
(8*1)+(7*0)+(6*3)+(5*1)+(4*6)+(3*3)+(2*7)+(1*6)=84
84 % 10 = 4
So 103163-76-4 is a valid CAS Registry Number.