284-02-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 284-02-6 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 2,8 and 4 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 284-02:
(5*2)+(4*8)+(3*4)+(2*0)+(1*2)=56
56 % 10 = 6
So 284-02-6 is a valid CAS Registry Number.