1197342-62-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1197342-62-3 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 2 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1197342-62:
(9*1)+(8*1)+(7*9)+(6*7)+(5*3)+(4*4)+(3*2)+(2*6)+(1*2)=173
173 % 10 = 3
So 1197342-62-3 is a valid CAS Registry Number.