613688-14-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 613688-14-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,1,3,6,8 and 8 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 613688-14:
(8*6)+(7*1)+(6*3)+(5*6)+(4*8)+(3*8)+(2*1)+(1*4)=165
165 % 10 = 5
So 613688-14-5 is a valid CAS Registry Number.