66225-32-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 66225-32-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,6,2,2 and 5 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 66225-32:
(7*6)+(6*6)+(5*2)+(4*2)+(3*5)+(2*3)+(1*2)=119
119 % 10 = 9
So 66225-32-9 is a valid CAS Registry Number.