N-(2-Aminoethyl)piperidine → 7-[(4-Fluorophenyl)methyl]-4-hydroxy-2-oxo-N-[2-(1-piperidinyl)ethyl]-1,2-dihydro-1,5-naphthyridine-3-carboxamide

HRID 2364162Notes

Reaction equation

HRID 2364162 reaction equation
[F:1][C:2]1[CH:7]=[CH:6][C:5]([CH2:8][C:9]2[CH:18]=[C:17]3[C:12]([C:13]([OH:25])=[C:14]([C:20]([O:22]CC)=O)[C:15](=[O:19])[NH:16]3)=[N:11][CH:10]=2)=[CH:4][CH:3]=1.[N:26]1([CH2:32][CH2:33][NH2:34])[CH2:31][CH2:30][CH2:29][CH2:28][CH2:27]1>>[F:1][C:2]1[CH:7]=[CH:6][C:5]([CH2:8][C:9]2[CH:18]=[C:17]3[C:12]([C:13]([OH:25])=[C:14]([C:20]([NH:34][CH2:33][CH2:32][N:26]4[CH2:31][CH2:30][CH2:29][CH2:28][CH2:27]4)=[O:22])[C:15](=[O:19])[NH:16]3)=[N:11][CH:10]=2)=[CH:4][CH:3]=1

Participants

3

Reactant 2

HCID 33944N-(2-Aminoethyl)piperidineHCID 54729997Ethyl 7-[(4-Fluorophenyl)methyl]-4-hydroxy-2-oxo-1,2-dihydro-1,5-naphthyridine-3-carboxylate

Product 1

HCID 547029237-[(4-Fluorophenyl)methyl]-4-hydroxy-2-oxo-N-[2-(1-piperidinyl)ethyl]-1,2-dihydro-1,5-naphthyridine-3-carboxamide

Procedure

This compound was prepared from ethyl 7-[(4-fluorophenyl)methyl]-4-hydroxy-2-oxo-1,2-dihydro-1,5-naphthyridine-3-carboxylate and 2-(1-piperidinyl)ethylamine employing methods similar to those described in Example 2 and was obtained as a white solid: 1H NMR (d6-DMSO) δ 11.75 (1H, br), 10.70 (1H, br), 10.15 (1H, br), 8.20 (1H, m), 7.38-7.11 (5H, m), 4.01 (2H, s), 3.39 (2H, m), 2.38 (6H, m), 1.50 (4H, m), 1.39 (2H, m); ES +MS: 425 (M+H+, 100).

Workup

  1. customwas obtained as a white solid

Sources & evidence

ORD record
ord-53cc76c4c5e34e26889f18d83fbe5e81
Source dataset
uspto-grants-2014_04
Patent number
US08691991B2

Reaction notes

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