1357157-28-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1357157-28-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,5,7,1,5 and 7 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1357157-28:
(9*1)+(8*3)+(7*5)+(6*7)+(5*1)+(4*5)+(3*7)+(2*2)+(1*8)=168
168 % 10 = 8
So 1357157-28-8 is a valid CAS Registry Number.