1197340-17-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1197340-17-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,9,7,3,4 and 0 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1197340-17:
(9*1)+(8*1)+(7*9)+(6*7)+(5*3)+(4*4)+(3*0)+(2*1)+(1*7)=162
162 % 10 = 2
So 1197340-17-2 is a valid CAS Registry Number.