432009-49-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 432009-49-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,3,2,0,0 and 9 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 432009-49:
(8*4)+(7*3)+(6*2)+(5*0)+(4*0)+(3*9)+(2*4)+(1*9)=109
109 % 10 = 9
So 432009-49-9 is a valid CAS Registry Number.