4466-61-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4466-61-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,4,6 and 6 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 4466-61:
(6*4)+(5*4)+(4*6)+(3*6)+(2*6)+(1*1)=99
99 % 10 = 9
So 4466-61-9 is a valid CAS Registry Number.