16862-02-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 16862-02-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,6,8,6 and 2 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 16862-02:
(7*1)+(6*6)+(5*8)+(4*6)+(3*2)+(2*0)+(1*2)=115
115 % 10 = 5
So 16862-02-5 is a valid CAS Registry Number.