731746-19-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 731746-19-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,3,1,7,4 and 6 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 731746-19:
(8*7)+(7*3)+(6*1)+(5*7)+(4*4)+(3*6)+(2*1)+(1*9)=163
163 % 10 = 3
So 731746-19-3 is a valid CAS Registry Number.