116131-53-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 116131-53-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,6,1,3 and 1 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 116131-53:
(8*1)+(7*1)+(6*6)+(5*1)+(4*3)+(3*1)+(2*5)+(1*3)=84
84 % 10 = 4
So 116131-53-4 is a valid CAS Registry Number.