478309-01-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 478309-01-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,7,8,3,0 and 9 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 478309-01:
(8*4)+(7*7)+(6*8)+(5*3)+(4*0)+(3*9)+(2*0)+(1*1)=172
172 % 10 = 2
So 478309-01-2 is a valid CAS Registry Number.