40366-66-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 40366-66-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,3,6 and 6 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 40366-66:
(7*4)+(6*0)+(5*3)+(4*6)+(3*6)+(2*6)+(1*6)=103
103 % 10 = 3
So 40366-66-3 is a valid CAS Registry Number.