1197422-03-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1197422-03-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,9,7,4,2 and 2 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1197422-03:
(9*1)+(8*1)+(7*9)+(6*7)+(5*4)+(4*2)+(3*2)+(2*0)+(1*3)=159
159 % 10 = 9
So 1197422-03-9 is a valid CAS Registry Number.