4393-32-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4393-32-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,3,9 and 3 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 4393-32:
(6*4)+(5*3)+(4*9)+(3*3)+(2*3)+(1*2)=92
92 % 10 = 2
So 4393-32-2 is a valid CAS Registry Number.