Dimethylformamide dimethyl acetal → 2-Dimethylaminomethylene-5-(2-fluoro-phenyl)-cyclohexane-1,3-dione
Reaction equation
[F:1][C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][C:3]=1[CH:8]1[CH2:13][C:12](=[O:14])[CH2:11][C:10](=[O:15])[CH2:9]1.CO[CH:18](OC)[N:19]([CH3:21])[CH3:20].ClC1C=CC(C2CC(=O)C(=CN(C)C)C(=O)C2)=CC=1>>[CH3:18][N:19]([CH:21]=[C:11]1[C:12](=[O:14])[CH2:13][CH:8]([C:3]2[CH:4]=[CH:5][CH:6]=[CH:7][C:2]=2[F:1])[CH2:9][C:10]1=[O:15])[CH3:20]Participants
4
Conditions
- Temperature
- 100 °C
Procedure
The title compound was prepared from 5-(2-fluoro-phenyl)-cyclohexane-1,3-dione (1.03 g, 5.0 mmol), example 1/b stage 2, and N,N-dimethylformamide dimethylacetal (5 ml), following the procedure described for the synthesis of 5-(4-chloro-phenyl)-2-dimethylaminomethylene-cyclohexane-1,3-dione (example 2/a stage 1) except that the reaction was stirred at 100° C. for 16 h.
Sources & evidence
- ORD record
- ord-3f6441575ee84caea652a84f86af3523
- Source dataset
- uspto-grants-2013_11
- Patent number
- US08592430B2
Reaction notes
Loading…