42066-88-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 42066-88-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,0,6 and 6 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 42066-88:
(7*4)+(6*2)+(5*0)+(4*6)+(3*6)+(2*8)+(1*8)=106
106 % 10 = 6
So 42066-88-6 is a valid CAS Registry Number.