966-18-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 966-18-7 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, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 966-18:
(5*9)+(4*6)+(3*6)+(2*1)+(1*8)=97
97 % 10 = 7
So 966-18-7 is a valid CAS Registry Number.