3-Methoxybenzaldehyde → HCID 13910832, compound

HRID 622462Notes

Reaction equation

CO[CH:3]([O:14]C)[C:4]1[CH:9]=[C:8]2[O:10][CH2:11][O:12][C:7]2=[CH:6][C:5]=1Br.[CH3:16][O:17][C:18]1[CH:19]=[C:20]([CH:23]=[CH:24][CH:25]=1)[CH:21]=O.[C:26]([C:32]([O:34][CH3:35])=[O:33])#[C:27][C:28]([O:30][CH3:31])=[O:29]>>[CH3:16][O:17][C:18]1[CH:19]=[C:20]([C:21]2[C:5]3[C:4](=[CH:9][C:8]4[O:10][CH2:11][O:12][C:7]=4[CH:6]=3)[C:3]([OH:14])=[C:27]([C:28]([O:30][CH3:31])=[O:29])[C:26]=2[C:32]([O:34][CH3:35])=[O:33])[CH:23]=[CH:24][CH:25]=1

Participants

Reactant 3

HCID 115693-Methoxybenzaldehyde

HCID 12980Dimethyl acetylenedicarboxylate

HCID 110549061,3-Benzodioxole, 5-bromo-6-(dimethoxymethyl)-

Product 1

HCID 13910832HCID 13910832, compound

Procedure

2-Bromo-4,5-methylenedioxybenzaldehyde dimethylacetal, 3-methoxybenzaldehyde and dimethyl acetylenedicarboxylate are treated in the same manner as described in Example 1, whereby 1-(3-methoxyphenyl)-2,3-bis(methoxycarbonyl)-4-hydroxy-6,7-methylenedioxynaphthalene is obtained.

Sources & evidence

ORD record: ord-30de8416169e44baad9b9ceb297b8a5f
Source dataset: uspto-grants-1988_09
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US04771072

Reaction notes

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