115916-85-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 115916-85-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,5,9,1 and 6 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 115916-85:
(8*1)+(7*1)+(6*5)+(5*9)+(4*1)+(3*6)+(2*8)+(1*5)=133
133 % 10 = 3
So 115916-85-3 is a valid CAS Registry Number.