4,5,6-Trimethyl-2,3-dihydro-1-benzofuran-7-carbaldehyde → 4-(4,5,6-Trimethyl-2,3-dihydro-1-benzofuran-7-yl)but-3-en-2-one

HRID 1980799Notes

Reaction equation

HRID 1980799 reaction equation
[CH3:1][C:2]1[C:10]2[CH2:9][CH2:8][O:7][C:6]=2[C:5]([CH:11]=O)=[C:4]([CH3:13])[C:3]=1[CH3:14]>CC(C)=O>[CH3:1][C:2]1[C:10]2[CH2:9][CH2:8][O:7][C:6]=2[C:5]([CH:11]=[CH:5][C:6](=[O:7])[CH3:10])=[C:4]([CH3:13])[C:3]=1[CH3:14]

Participants

3

Reactant 1

HCID 202023844,5,6-Trimethyl-2,3-dihydro-1-benzofuran-7-carbaldehyde

Product 1

HCID 544769994-(4,5,6-Trimethyl-2,3-dihydro-1-benzofuran-7-yl)but-3-en-2-one

Reagents, catalysts & solvents 1

HCID 180AcetoneSolvent

Procedure

1-(2,3-Dihydro-4,5,6-trimethylbenzo[b]furan-7-yl)but-1-en-3-one was prepared from 2,3-dihydro-4,5,6-trimethylbenzo[b]furan-7-carboxaldehyde and acetone following essentially the same procedure as that described in Example 1 part (i), and was obtained as a pale brown solid, mp 116° C.

Workup

  1. customwas obtained as a pale brown solid, mp 116° C.

Sources & evidence

ORD record
ord-afdfe17e291047759c449ae2bebb72f4
Source dataset
uspto-grants-1985_04
Patent number
US04511391

Reaction notes

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