405-36-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 405-36-7 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 4,0 and 5 respectively; the second part has 2 digits, 3 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 405-36:
(5*4)+(4*0)+(3*5)+(2*3)+(1*6)=47
47 % 10 = 7
So 405-36-7 is a valid CAS Registry Number.