720719-14-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 720719-14-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,2,0,7,1 and 9 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 720719-14:
(8*7)+(7*2)+(6*0)+(5*7)+(4*1)+(3*9)+(2*1)+(1*4)=142
142 % 10 = 2
So 720719-14-2 is a valid CAS Registry Number.