284660-88-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 284660-88-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,8,4,6,6 and 0 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 284660-88:
(8*2)+(7*8)+(6*4)+(5*6)+(4*6)+(3*0)+(2*8)+(1*8)=174
174 % 10 = 4
So 284660-88-4 is a valid CAS Registry Number.