1197228-51-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1197228-51-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,9,7,2,2 and 8 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1197228-51:
(9*1)+(8*1)+(7*9)+(6*7)+(5*2)+(4*2)+(3*8)+(2*5)+(1*1)=175
175 % 10 = 5
So 1197228-51-5 is a valid CAS Registry Number.