tert-butyl N-(2-hydroxyethyl)carbamate → HCID 19596449, compound
Reaction equation
[F:1][C:2]1[CH:7]=[C:6]([F:8])[CH:5]=[CH:4][C:3]=1[C:9]1[O:13][N:12]=[C:11]([OH:14])[C:10]=1[CH:15]([CH3:17])[CH3:16].[C:18]([O:22][C:23]([NH:25][CH2:26][CH2:27]O)=[O:24])([CH3:21])([CH3:20])[CH3:19]>>[C:18]([O:22][C:23]([NH:25][CH2:26][CH2:27][O:14][C:11]1[C:10]([CH:15]([CH3:17])[CH3:16])=[C:9]([C:3]2[CH:4]=[CH:5][C:6]([F:8])=[CH:7][C:2]=2[F:1])[O:13][N:12]=1)=[O:24])([CH3:21])([CH3:20])[CH3:19]Participants
3
Procedure
5-(2,4-Difluorophenyl)-3-hydroxy-4-isopropylisoxazole (0.2 g) and 2-(N-tert-butoxycarbonylamino)ethanol (0.16 g) were subjected to reaction and post-treatment in a similar manner to that described in Example 1(a) to obtain the title compound (0.25 g, 78%) as a colorless powder.
Sources & evidence
- ORD record
- ord-78812eb3c23f4e9887c663422fd94127
- Source dataset
- uspto-grants-1999_12
- Patent number
- US06005116
Reaction notes
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