66344-96-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 66344-96-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,6,3,4 and 4 respectively; the second part has 2 digits, 9 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 66344-96:
(7*6)+(6*6)+(5*3)+(4*4)+(3*4)+(2*9)+(1*6)=145
145 % 10 = 5
So 66344-96-5 is a valid CAS Registry Number.