405231-10-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 405231-10-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,0,5,2,3 and 1 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 405231-10:
(8*4)+(7*0)+(6*5)+(5*2)+(4*3)+(3*1)+(2*1)+(1*0)=89
89 % 10 = 9
So 405231-10-9 is a valid CAS Registry Number.