17312-66-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 17312-66-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,3,1 and 2 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 17312-66:
(7*1)+(6*7)+(5*3)+(4*1)+(3*2)+(2*6)+(1*6)=92
92 % 10 = 2
So 17312-66-2 is a valid CAS Registry Number.