664348-46-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 664348-46-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,6,4,3,4 and 8 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 664348-46:
(8*6)+(7*6)+(6*4)+(5*3)+(4*4)+(3*8)+(2*4)+(1*6)=183
183 % 10 = 3
So 664348-46-3 is a valid CAS Registry Number.