3,5-Difluorobenzaldehyde → HCID 69099745, compound
Reaction equation
[CH3:1][O:2][C:3]1[CH:4]=[C:5]([CH:11]=[C:12]([O:17][CH3:18])[C:13]=1[CH:14]([CH3:16])[CH3:15])[CH2:6]P(=O)([O-])[O-].[F:19][C:20]1[CH:21]=[C:22]([CH:25]=[C:26]([F:28])[CH:27]=1)[CH:23]=O>>[F:19][C:20]1[CH:21]=[C:22]([CH:23]=[CH:6][C:5]2[CH:4]=[C:3]([O:2][CH3:1])[C:13]([CH:14]([CH3:16])[CH3:15])=[C:12]([O:17][CH3:18])[CH:11]=2)[CH:25]=[C:26]([F:28])[CH:27]=1Participants
3
Procedure
This material was prepared from (3,5-dimethoxy-4-i-propylbenzyl)phosphonate and 3,5-difluorobenzaldehyde in 27% yield in the same way as described in example 21. 1HNMR (CDCl3, ppm): δ 1.32 (d, J=7.0 Hz, 6H), 3.66 (qint., J=7.0 Hz, 1H), 3.90 (s, 6H), 6.72 (s, 2H), 6.8-7.2 (m, 5H).
Sources & evidence
- ORD record
- ord-486298d7cdf24a939278544c191b31a2
- Source dataset
- uspto-grants-2008_01
- Patent number
- US07321050B2
Reaction notes
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