616233-78-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 616233-78-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,1,6,2,3 and 3 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 616233-78:
(8*6)+(7*1)+(6*6)+(5*2)+(4*3)+(3*3)+(2*7)+(1*8)=144
144 % 10 = 4
So 616233-78-4 is a valid CAS Registry Number.