Diethyl (ethoxymethylene)malonate → Ethyl 7-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylate
Reaction equation
[F:1][C:2]1[CH:3]=[C:4]([CH:6]=[CH:7][CH:8]=1)[NH2:5].C([O:11][CH:12]=[C:13]([C:19](OCC)=O)[C:14]([O:16][CH2:17][CH3:18])=[O:15])C>>[F:1][C:2]1[CH:3]=[C:4]2[C:6]([C:12]([OH:11])=[C:13]([C:14]([O:16][CH2:17][CH3:18])=[O:15])[CH:19]=[N:5]2)=[CH:7][CH:8]=1Participants
3
Procedure
Prepared as in Example 1c from 3-fluoroaniline and diethyl 2-(ethoxymethylene)malonate as a brown solid (51%). MS 236 (MH+).
Sources & evidence
- ORD record
- ord-2163065147304fd681fd77b42aee87c6
- Source dataset
- uspto-grants-2013_11
- Patent number
- US08592592B2
Reaction notes
Loading…