7284-48-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 7284-48-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,2,8 and 4 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 7284-48:
(6*7)+(5*2)+(4*8)+(3*4)+(2*4)+(1*8)=112
112 % 10 = 2
So 7284-48-2 is a valid CAS Registry Number.