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648917-79-7

1-(4-FLUORO-2-NITROPHENYL)PIPERIDINE-4-CARBOXYLIC ACID synthesis

1synthesis methods
498-94-2 Synthesis
Isonipecotic acid

498-94-2
0 suppliers
$5.00/10g

364-74-9 Synthesis
2,5-Difluoronitrobenzene

364-74-9
292 suppliers
$6.00/5g

1-(4-FLUORO-2-NITROPHENYL)PIPERIDINE-4-CARBOXYLIC ACID

648917-79-7
22 suppliers
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Yield:-

Reaction Conditions:

Stage #1: isonipecotic acid;1,4-difluoro-2-nitrobenzene in 1-methyl-pyrrolidin-2-one at 80; for 2 h;
Stage #2: with hydrogenchloride in 1-methyl-pyrrolidin-2-one;water at 20;

References:

WO2004/7455,2004,A1 Location in patent:Page/Page column 36

1-(4-FLUORO-2-NITROPHENYL)PIPERIDINE-4-CARBOXYLIC ACID Related Search:

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