431047-79-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 431047-79-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,3,1,0,4 and 7 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 431047-79:
(8*4)+(7*3)+(6*1)+(5*0)+(4*4)+(3*7)+(2*7)+(1*9)=119
119 % 10 = 9
So 431047-79-9 is a valid CAS Registry Number.