Veratraldehyde → HCID 54360198, compound

HRID 1703954Notes

Reaction equation

[CH3:1][C:2]([C:4]1([CH2:7][CH3:8])[CH2:6][CH2:5]1)=[O:3].[CH:9](=O)[C:10]1[CH:19]=[CH:18][C:15]([O:16][CH3:17])=[C:12]([O:13][CH3:14])[CH:11]=1>>[CH2:7]([C:4]1([C:2]([CH:1]=[CH:9][C:10]2[CH:19]=[CH:18][C:15]([O:16][CH3:17])=[C:12]([O:13][CH3:14])[CH:11]=2)=[O:3])[CH2:6][CH2:5]1)[CH3:8]

Participants

Reactant 2

HCID 8419Veratraldehyde

HCID 142008571-(1-Ethylcyclopropyl)ethan-1-one

Product 1

HCID 54360198HCID 54360198, compound

Procedure

2-(3,4-Dimethoxyphenyl)vinyl 1-ethylcyclopropyl ketone [III; Ar is 3,4-(CH3O)2C6H3, R is C2H5 ] was prepared from 22.4 g. of 1-ethylcyclopropyl methyl ketone and 33.2 g. of veratraldehyde according to the procedure described above in Preparation A1, affording 20.3 g., b.p. 156°-158° C. (0.02 mm.).

Workup

customaffording 20.3 g

Sources & evidence

ORD record: ord-ff7511f507c947ce91579638839b31a6
Source dataset: uspto-grants-1978_11
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US04125541

Reaction notes

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