232617-16-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 232617-16-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,3,2,6,1 and 7 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 232617-16:
(8*2)+(7*3)+(6*2)+(5*6)+(4*1)+(3*7)+(2*1)+(1*6)=112
112 % 10 = 2
So 232617-16-2 is a valid CAS Registry Number.