3,4-Diethoxybenzaldehyde → HCID 10737343, compound
Reaction equation
[CH3:1][O:2][CH:3]([O:14][CH3:15])[C:4]1[CH:9]=[C:8]2[O:10][CH2:11][O:12][C:7]2=[CH:6][C:5]=1Br.[CH2:16]([O:18][C:19]1[CH:20]=[C:21]([CH:24]=[CH:25][C:26]=1[O:27][CH2:28]C)[CH:22]=[O:23])C>>[CH3:1][O:2][CH:3]([O:14][CH3:15])[C:4]1[CH:9]=[C:8]2[O:10][CH2:11][O:12][C:7]2=[CH:6][C:5]=1[CH:22]([OH:23])[C:21]1[CH:24]=[CH:25][C:26]([O:27][CH3:28])=[C:19]([O:18][CH3:16])[CH:20]=1Participants
3
Procedure
2-bromo-4,5-methylenedioxybenzaldehyde dimethylacetal and 3,4-diethoxybenzaldehyde are reacted in the same manner as described in Example 1-(1), whereby 2-(3,4-dimethoxy-α-hydroxybenzyl)-4,5-methylenedioxybenzaldehyde dimethylacetal is obtained as colorless syrup. Yield 76%
Sources & evidence
- ORD record
- ord-37250638723241e5a78369e845a13ce9
- Source dataset
- uspto-grants-1991_12
- Patent number
- US05070103
Reaction notes
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