313653-11-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 313653-11-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,1,3,6,5 and 3 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 313653-11:
(8*3)+(7*1)+(6*3)+(5*6)+(4*5)+(3*3)+(2*1)+(1*1)=111
111 % 10 = 1
So 313653-11-1 is a valid CAS Registry Number.