3-(4-Difluoromethoxy-3-ethoxy-phenyl)-3-(7-nitro-1-oxo-1,3-dihydro-isoindol-2-yl)-propionic acid methyl ester → 3-(7-Amino-1-oxo-1,3-dihydro-isoindol-2-yl)-3-(4-difluoromethoxy-3-ethoxy-phenyl)-propionic acid methyl ester

HRID 1694258Notes

Reaction equation

HRID 1694258 reaction equation
[CH3:1][O:2][C:3](=[O:32])[CH2:4][CH:5]([C:19]1[CH:24]=[CH:23][C:22]([O:25][CH:26]([F:28])[F:27])=[C:21]([O:29][CH2:30][CH3:31])[CH:20]=1)[N:6]1[CH2:14][C:13]2[C:8](=[C:9]([N+:15]([O-])=O)[CH:10]=[CH:11][CH:12]=2)[C:7]1=[O:18]>[Pd]>[CH3:1][O:2][C:3](=[O:32])[CH2:4][CH:5]([N:6]1[CH2:14][C:13]2[C:8](=[C:9]([NH2:15])[CH:10]=[CH:11][CH:12]=2)[C:7]1=[O:18])[C:19]1[CH:24]=[CH:23][C:22]([O:25][CH:26]([F:28])[F:27])=[C:21]([O:29][CH2:30][CH3:31])[CH:20]=1

Participants

3

Reactant 1

HCID 100724433-(4-Difluoromethoxy-3-ethoxy-phenyl)-3-(7-nitro-1-oxo-1,3-dihydro-isoindol-2-yl)-propionic acid methyl ester

Product 1

HCID 103648123-(7-Amino-1-oxo-1,3-dihydro-isoindol-2-yl)-3-(4-difluoromethoxy-3-ethoxy-phenyl)-propionic acid methyl ester

Reagents, catalysts & solvents 1

HCID 23938PalladiumCatalyst

Procedure

3-(7-Amino-1-oxo-1,3-dihydro-isoindol-2-yl)-3-(4-difluoromethoxy-3-ethoxy-phenyl)-propionic acid methyl ester was prepared by the procedure of example 14 from 3-(4-difluoromethoxy-3-ethoxy-phenyl)-3-(7-nitro-1-oxo-1,3-dihydro-isoindol-2-yl)-propionic acid methyl ester (9.1 g, 0.02 mol) and palladium on carbon under hydrogen pressure (50 psi). The product was used in the next step without further purification.

Workup

  1. customThe product was used in the next step without further purification

Sources & evidence

ORD record
ord-351537a9d12d4960abeca090cf50e206
Source dataset
uspto-grants-2012_04
Patent number
US08158672B2

Reaction notes

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