457885-32-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 457885-32-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,5,7,8,8 and 5 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 457885-32:
(8*4)+(7*5)+(6*7)+(5*8)+(4*8)+(3*5)+(2*3)+(1*2)=204
204 % 10 = 4
So 457885-32-4 is a valid CAS Registry Number.