2,2-Dimethyl-1,3-dioxane-4,6-dione → 5-(1-Hydroxy-9-octadecenylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione

HRID 1903526Notes

Reaction equation

HRID 1903526 reaction equation
[C:1](Cl)(=[O:19])[CH2:2][CH2:3][CH2:4][CH2:5][CH2:6][CH2:7][CH2:8][CH:9]=[CH:10][CH2:11][CH2:12][CH2:13][CH2:14][CH2:15][CH2:16][CH2:17][CH3:18].[CH3:21][C:22]1([CH3:30])[O:27][C:26](=[O:28])[CH2:25][C:24](=[O:29])[O:23]1>>[OH:19][C:1](=[C:25]1[C:26](=[O:28])[O:27][C:22]([CH3:30])([CH3:21])[O:23][C:24]1=[O:29])[CH2:2][CH2:3][CH2:4][CH2:5][CH2:6][CH2:7][CH2:8][CH:9]=[CH:10][CH2:11][CH2:12][CH2:13][CH2:14][CH2:15][CH2:16][CH2:17][CH3:18]

Participants

3

Reactant 2

HCID 162492,2-Dimethyl-1,3-dioxane-4,6-dioneHCID 669879-Octadecenoyl chloride

Product 1

HCID 704466915-(1-Hydroxy-9-octadecenylidene)-2,2-dimethyl-1,3-dioxane-4,6-dioneYield 88.4%

Procedure

Starting from 9-octadecenoyl chloride (15 g) and 2,2-dimethyl-1,3-dioxane-4,6-dione (8 g), 5-(1-hydroxy-9-octadecenylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione (18 g) was obtained as oil according to a similar manner to that of Preparation A-2(1).

Sources & evidence

ORD record
ord-f65db66665ba4b799f317cd306615cd2
Source dataset
uspto-grants-1984_03
Patent number
US04436726

Reaction notes

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