206652-05-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 206652-05-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,6,6,5 and 2 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 206652-05:
(8*2)+(7*0)+(6*6)+(5*6)+(4*5)+(3*2)+(2*0)+(1*5)=113
113 % 10 = 3
So 206652-05-3 is a valid CAS Registry Number.