218289-20-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 218289-20-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,8,2,8 and 9 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 218289-20:
(8*2)+(7*1)+(6*8)+(5*2)+(4*8)+(3*9)+(2*2)+(1*0)=144
144 % 10 = 4
So 218289-20-4 is a valid CAS Registry Number.
218289-20-4Relevant academic research and scientific papers
BACTERIAL EFFLUX PUMP INHIBITORS
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Paragraph 0260-0261, (2016/10/11)
Disclosed herein are compounds of formula I: and salts thereof. Also disclosed are compositions comprising of compounds of formula I and methods using compounds of formula I.