724431-11-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 724431-11-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,2,4,4,3 and 1 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 724431-11:
(8*7)+(7*2)+(6*4)+(5*4)+(4*3)+(3*1)+(2*1)+(1*1)=132
132 % 10 = 2
So 724431-11-2 is a valid CAS Registry Number.