664360-43-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 664360-43-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,6,4,3,6 and 0 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 664360-43:
(8*6)+(7*6)+(6*4)+(5*3)+(4*6)+(3*0)+(2*4)+(1*3)=164
164 % 10 = 4
So 664360-43-4 is a valid CAS Registry Number.