Methyl 5-bromo-2-cyano-2-(3,4-dimethoxyphenyl)pentanoate → Ethyl 4-(2-((4-cyano-4-(3,4-dimethoxyphenyl)-5-methoxy-5-oxopentyl)(methyl)amino)ethyl)benzoate
Reaction equation
Br[CH2:2][CH2:3][CH2:4][C:5]([C:20]#[N:21])([C:10]1[CH:15]=[CH:14][C:13]([O:16][CH3:17])=[C:12]([O:18][CH3:19])[CH:11]=1)[C:6]([O:8][CH3:9])=[O:7].[CH3:22][NH:23][CH2:24][CH2:25][C:26]1[CH:36]=[CH:35][C:29]([C:30]([O:32][CH2:33][CH3:34])=[O:31])=[CH:28][CH:27]=1>>[C:20]([C:5]([C:10]1[CH:15]=[CH:14][C:13]([O:16][CH3:17])=[C:12]([O:18][CH3:19])[CH:11]=1)([C:6]([O:8][CH3:9])=[O:7])[CH2:4][CH2:3][CH2:2][N:23]([CH3:22])[CH2:24][CH2:25][C:26]1[CH:36]=[CH:35][C:29]([C:30]([O:32][CH2:33][CH3:34])=[O:31])=[CH:28][CH:27]=1)#[N:21]Participants
3
Procedure
Reaction of 1b with 2c produced 3n. MS found M+H=483. The oxalate salt of 3n was recrystallized from ethyl acetate; mp 88-89° C.
Sources & evidence
- ORD record
- ord-76ab7e97f154452a8dd3079e7c8874c7
- Source dataset
- uspto-grants-2016_01
- Patent number
- US09227918B2
Reaction notes
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