618458-13-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 618458-13-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,1,8,4,5 and 8 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 618458-13:
(8*6)+(7*1)+(6*8)+(5*4)+(4*5)+(3*8)+(2*1)+(1*3)=172
172 % 10 = 2
So 618458-13-2 is a valid CAS Registry Number.