Veratraldehyde → HCID 89500867, compound
Reaction equation
[CH3:1][C:2]1[CH:7]=[CH:6][C:5]2[O:8][CH2:9][C:10]([CH2:12][O:13][C:4]=2[CH:3]=1)=[O:11].[CH3:14][O:15][C:16]1[CH:17]=[C:18]([CH:21]=[CH:22][C:23]=1[O:24][CH3:25])[CH:19]=O>>[CH3:14][O:15][C:16]1[CH:17]=[C:18](/[CH:19]=[C:9]2/[C:10](=[O:11])/[C:12](=[CH:1]/[C:2]3[CH:7]=[CH:6][C:5]([O:8][CH3:9])=[C:4]([O:13][CH3:12])[CH:3]=3)/[O:13][C:4]3[CH:3]=[C:2]([CH3:1])[CH:7]=[CH:6][C:5]=3[O:8]/2)[CH:21]=[CH:22][C:23]=1[O:24][CH3:25]Participants
3
Procedure
Calone is reacted with 3,4-dimethoxybenzaldehyde analogously to the reaction conditions of Example 1, giving 2,4-bis[1-(3,4-dimethoxyphenyl)-meth-(Z)-ylidene]-7-methylbenzo[b]-1,4-dioxepin-3-one.
Sources & evidence
- ORD record
- ord-44cabe350db1496ba1b9e54e0b477865
- Source dataset
- uspto-grants-2014_12
- Patent number
- US08907110B2
Reaction notes
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