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ethyl 3-fluoro-9-(4-fluorophenyl)-2-(4-methylpiperazin-1-yl)-6H-6-oxo-pyrido[1,2-a]pyrimidine-7-carboxylate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

139161-08-3

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139161-08-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 139161-08-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,1,6 and 1 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 139161-08:
(8*1)+(7*3)+(6*9)+(5*1)+(4*6)+(3*1)+(2*0)+(1*8)=123
123 % 10 = 3
So 139161-08-3 is a valid CAS Registry Number.

139161-08-3Upstream product

139161-08-3Relevant academic research and scientific papers

Quinolizinone type compounds

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, (2008/06/13)

Antibacterial compounds having the formula STR1 and the pharmaceutically acceptable salts, esters and amides thereof, preferred examples of which include those compounds wherein A is =CR6 --; R1 is cycloalkyl of from three to eight carbon atoms or substituted phenyl; R2 is selected from the group consisting of STR2 R3 is halogen; R4 is hydrogen, loweralkyl, a pharmaceutically acceptable cation, or a prodrug ester group; R5 is hydrogen, loweralkyl, halo(loweralkyl), or --NR13 R14 ; and R6 is halogen, loweralkyl, halo(loweralkyl), hydroxy-substituted loweralkyl, loweralkoxy(loweralkyl), loweralkoxy, or amino(loweralkyl), as well as pharmaceutical compositions containing such compounds and the use of the same in the treatment of bacterial infections.

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