23449-32-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 23449-32-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,4,4 and 9 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 23449-32:
(7*2)+(6*3)+(5*4)+(4*4)+(3*9)+(2*3)+(1*2)=103
103 % 10 = 3
So 23449-32-3 is a valid CAS Registry Number.