4-bromo-3-(6-hydroxy-1,3-benzodioxol-5-yl)-1-pentyl-1,3-dihydro-2H-indol-2-one → ethyl [4-bromo-3-(4,5-difluoro-2-hydroxyphenyl)-3-(hydroxymethyl)-2-oxo-2,3-dihydro-1H-indol-1-yl]acetate
Reaction equation
BrC1C=CC=C2C=1C(C1C(O)=CC3OCOC=3C=1)[C:5](=[O:16])N2CCCCC.[Br:27][C:28]1[CH:36]=[CH:35][CH:34]=[C:33]2[C:29]=1[CH:30]([C:44]1[CH:49]=[C:48]([F:50])[C:47]([F:51])=[CH:46][C:45]=1[OH:52])[C:31](=[O:43])[N:32]2[CH2:37][C:38]([O:40][CH2:41][CH3:42])=[O:39]>>[Br:27][C:28]1[CH:36]=[CH:35][CH:34]=[C:33]2[C:29]=1[C:30]([C:44]1[CH:49]=[C:48]([F:50])[C:47]([F:51])=[CH:46][C:45]=1[OH:52])([CH2:5][OH:16])[C:31](=[O:43])[N:32]2[CH2:37][C:38]([O:40][CH2:41][CH3:42])=[O:39]Participants
3
Reactant 2
Product 1
Procedure
Following the procedure as described in PREPARATION 1E, and making non-critical variations to replace 4-bromo-3-(6-hydroxy-1,3-benzodioxol-5-yl)-1-pentyl-1,3-dihydro-2H-indol-2-one with ethyl [4-bromo-3-(4,5-difluoro-2-hydroxyphenyl)-2-oxo-2,3-dihydro-1H-indol-1-yl]acetate, the title compound was obtained (83%): MS (ES+) m/z 456.3 (M+1), 458.3 (M+1).
Sources & evidence
- ORD record
- ord-c59cdf82d0cc416eb4bd8c631355ecef
- Source dataset
- uspto-grants-2013_06
- Patent number
- US08466188B2
Reaction notes
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