1-Ethyl-6,7,8-trifluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid → 1-Ethyl-6,8-difluoro-7-[2-(2-formylaminoethyl)morpholino]-1,4-dihydro-4-oxoquinoline-3-carboxylic acid
Reaction equation
[CH2:1]([N:3]1[C:12]2[C:7](=[CH:8][C:9]([F:15])=[C:10](F)[C:11]=2[F:13])[C:6](=[O:16])[C:5]([C:17]([OH:19])=[O:18])=[CH:4]1)[CH3:2].[CH:20]([NH:22][CH2:23][CH2:24][CH:25]1[O:30][CH2:29][CH2:28][NH:27][CH2:26]1)=[O:21]>>[CH2:1]([N:3]1[C:12]2[C:7](=[CH:8][C:9]([F:15])=[C:10]([N:27]3[CH2:28][CH2:29][O:30][CH:25]([CH2:24][CH2:23][NH:22][CH:20]=[O:21])[CH2:26]3)[C:11]=2[F:13])[C:6](=[O:16])[C:5]([C:17]([OH:19])=[O:18])=[CH:4]1)[CH3:2]Participants
3
Procedure
By the use of 1-ethyl-6,7,8-trifluoro-1,4-dihydro-4-oxoquinoline-3-carboxylic acid and 2-(2-formylaminoethyl)morpholine, the reaction is similarly carried out as Example 1 to give 1-ethyl-6,8-difluoro-7-[2-(2-formylaminoethyl)morpholino]-1,4-dihydro-4-oxoquinoline-3-carboxylic acid.
Sources & evidence
- ORD record
- ord-a57815b3d8a64f8c863a3d2702060149
- Source dataset
- uspto-grants-1989_12
- Patent number
- US04889857
Reaction notes
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