p-Toluenesulfonic acid → 2-(4'-Bromophenyl)-5-n-heptyl-1,3-dioxane

HRID 2292404Notes

Reaction equation

HRID 2292404 reaction equation
[CH2:1]([CH:8]([CH2:11][OH:12])[CH2:9][OH:10])[CH2:2][CH2:3][CH2:4][CH2:5][CH2:6][CH3:7].[Br:13][C:14]1[CH:21]=[CH:20][C:17]([CH:18]=O)=[CH:16][CH:15]=1.C1(C)C=CC(S(O)(=O)=O)=CC=1>>[Br:13][C:14]1[CH:21]=[CH:20][C:17]([CH:18]2[O:10][CH2:9][CH:8]([CH2:1][CH2:2][CH2:3][CH2:4][CH2:5][CH2:6][CH3:7])[CH2:11][O:12]2)=[CH:16][CH:15]=1

Participants

4

Reactant 3

HCID 6101p-Toluenesulfonic acidHCID 707414-BromobenzaldehydeHCID 2255562-Heptylpropane-1,3-diol

Product 1

HCID 214779512-(4'-Bromophenyl)-5-n-heptyl-1,3-dioxane

Procedure

Quantities: compound from Example 8 (44 g, 0.25 mol), 4-bromobenzaldehyde (42.8 g, 0.23 mol) and 4-toluenesulphonic acid (150 mg). The experimental procedure was as described in Example 11.

Sources & evidence

ORD record
ord-d8f427eeaca94505aad5cacdac1ad16f
Source dataset
uspto-grants-1997_11
Patent number
US05683623

Reaction notes

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