66860-93-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 66860-93-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,6,8,6 and 0 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 66860-93:
(7*6)+(6*6)+(5*8)+(4*6)+(3*0)+(2*9)+(1*3)=163
163 % 10 = 3
So 66860-93-3 is a valid CAS Registry Number.