64628-16-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 64628-16-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,4,6,2 and 8 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 64628-16:
(7*6)+(6*4)+(5*6)+(4*2)+(3*8)+(2*1)+(1*6)=136
136 % 10 = 6
So 64628-16-6 is a valid CAS Registry Number.