Water → HCID 57224895, compound
Reaction equation
[Cl:1][C:2]1[CH:28]=[CH:27][C:5]([C:6](=[O:26])[CH2:7][CH2:8][NH:9][C:10]2[C:18]3[C:13](=[CH:14][C:15]([Cl:20])=[CH:16][C:17]=3[Cl:19])[NH:12][C:11]=2[C:21]([O:23]CC)=[O:22])=[CH:4][CH:3]=1.[OH-].[Li+].O1CCCC1.O>C(OCC)(=O)C>[Cl:1][C:2]1[CH:3]=[CH:4][C:5]([C:6](=[O:26])[CH2:7][CH2:8][NH:9][C:10]2[C:18]3[C:13](=[CH:14][C:15]([Cl:20])=[CH:16][C:17]=3[Cl:19])[NH:12][C:11]=2[C:21]([OH:23])=[O:22])=[CH:27][CH:28]=1Participants
6
Reactant 4
Product 1
Reagents, catalysts & solvents 1
Procedure
Mix 3-[(p-chlorophenacyl)methylamino]-2-carbethoxy-4,6-dichloroindole (1.3 g, 3.1 mmol), excess lithium hydroxide, tetrahydrofuran and water and stirovernight. Dilute with ethyl acetate and separate the layers. Dry the organic phase over magnesium sulfate, filter and concentrate in vacuo to yield the title compound; mp 279°-283° C.
Workup
- customseparate the layers
- dry with materialDry the organic phase over magnesium sulfate
- filtrationfilter
- concentrationconcentrate in vacuo
Sources & evidence
- ORD record
- ord-f219c453db644d5c859f46d60611a463
- Source dataset
- uspto-grants-1996_02
- Patent number
- US05491153
Reaction notes
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