1-Bromo-3,6-dioxaheptane → HCID 22940771, compound
Reaction equation
[C:1]([O:5][C:6](=[O:27])[C@H:7]([CH2:19][C:20]1[CH:25]=[CH:24][C:23]([OH:26])=[CH:22][CH:21]=1)[NH:8][C:9]([O:11][CH2:12][C:13]1[CH:18]=[CH:17][CH:16]=[CH:15][CH:14]=1)=[O:10])([CH3:4])([CH3:3])[CH3:2].Br[CH2:29][CH2:30][O:31][CH2:32][CH2:33][O:34][CH3:35]>>[C:1]([O:5][C:6](=[O:27])[C@H:7]([CH2:19][C:20]1[CH:21]=[CH:22][C:23]([O:26][CH2:29][CH2:30][O:31][CH2:32][CH2:33][O:34][CH3:35])=[CH:24][CH:25]=1)[NH:8][C:9]([O:11][CH2:12][C:13]1[CH:18]=[CH:17][CH:16]=[CH:15][CH:14]=1)=[O:10])([CH3:4])([CH3:2])[CH3:3]Participants
3
Procedure
7.43 g (20 mmol) of N-benzyloxycarbonyl-tyrosine-tert-butyl ester is reacted with 1-bromo-2-(2-methoxyethoxy)ethane to alkylated phenol analogously to Example a).
Sources & evidence
- ORD record
- ord-fb039f92c05c4702bff1dc6c4260ca28
- Source dataset
- uspto-grants-1998_12
- Patent number
- US05853699
Reaction notes
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