Propanal → HCID 56622747, compound

HRID 358018Notes

Reaction equation

HRID 358018 reaction equation
[C:1]([CH:5]1[CH2:12][CH:11]=[CH:10][CH:7](C=O)[CH2:6]1)([CH3:4])([CH3:3])[CH3:2].C(=O)CC.[CH3:17][C:18](=[CH:21]C1CCC=C(C(C)(C)C)C1)[CH:19]=[O:20]>>[CH3:21][C:18](=[CH:17][CH:10]1[CH2:7][CH2:6][C:5]([C:1]([CH3:2])([CH3:3])[CH3:4])=[CH:12][CH2:11]1)[CH:19]=[O:20]

Participants

4

Reactant 3

HCID 527PropanalHCID 20450261HCID 20450261, compoundHCID 56638720HCID 56638720, compound

Product 1

HCID 56622747HCID 56622747, compoundYield 80%

Procedure

A mixture of Δ3 -4-tert.-butyl- and Δ3 -3-tert.-butyl-tetrahydrobenzaldehyde prepared according to instructions B is condensed with propionaldehyde in a conventional manner. An 80% yield of 2-methyl-(4-tert.-butyl-cyclohex-3-enyl)-prop-2-en-1-al and 2-methyl-(3-tert.-butyl-cyclohex-3-enyl)-prop-2-en-1-al in a ratio of about 70:30 is obtained. Boiling point: 153° C./30 mbar.

Workup

  1. customprepared

Sources & evidence

ORD record
ord-40ddd4f99abf4b69a1ba6b69e0175c80
Source dataset
uspto-grants-1984_08
Patent number
US04464370

Reaction notes

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