199168-04-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 199168-04-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,9,1,6 and 8 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 199168-04:
(8*1)+(7*9)+(6*9)+(5*1)+(4*6)+(3*8)+(2*0)+(1*4)=182
182 % 10 = 2
So 199168-04-2 is a valid CAS Registry Number.