128574-46-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 128574-46-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,5,7 and 4 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 128574-46:
(8*1)+(7*2)+(6*8)+(5*5)+(4*7)+(3*4)+(2*4)+(1*6)=149
149 % 10 = 9
So 128574-46-9 is a valid CAS Registry Number.