966-74-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 966-74-5 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 9,6 and 6 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 966-74:
(5*9)+(4*6)+(3*6)+(2*7)+(1*4)=105
105 % 10 = 5
So 966-74-5 is a valid CAS Registry Number.