20066-82-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 20066-82-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,0,6 and 6 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 20066-82:
(7*2)+(6*0)+(5*0)+(4*6)+(3*6)+(2*8)+(1*2)=74
74 % 10 = 4
So 20066-82-4 is a valid CAS Registry Number.