Benzaldehyde, 4-acetyl- → 4'-[(E)-2-(5,6,7,8-tetrahydro-5,5,8,8-tetramethyl-2-naphthyl)propenyl]-acetophenone

HRID 2286100

Reaktionsgleichung

Reaktionsgleichung von HRID 2286100
[Br-].[CH3:2][C:3]1([CH3:36])[CH2:12][CH2:11][C:10]([CH3:14])([CH3:13])[C:9]2[CH:8]=[C:7]([CH:15]([P+](C3C=CC=CC=3)(C3C=CC=CC=3)C3C=CC=CC=3)[CH3:16])[CH:6]=[CH:5][C:4]1=2.[C:37]([C:40]1[CH:47]=[CH:46][C:43]([CH:44]=O)=[CH:42][CH:41]=1)(=[O:39])[CH3:38]>>[CH3:2][C:3]1([CH3:36])[CH2:12][CH2:11][C:10]([CH3:14])([CH3:13])[C:9]2[CH:8]=[C:7](/[C:15](/[CH3:16])=[CH:44]/[C:43]3[CH:46]=[CH:47][C:40]([C:37](=[O:39])[CH3:38])=[CH:41][CH:42]=3)[CH:6]=[CH:5][C:4]1=2

Komponenten

3

Edukt 2

HCID 5009465Benzaldehyde, 4-acetyl-HCID 11238302Triphenyl(1-(5,5,8,8-tetramethyl-5,6,7,8-tetrahydronaphthalen-2-yl)ethyl)phosphonium bromide

Produkt 1

HCID 701265334'-[(E)-2-(5,6,7,8-tetrahydro-5,5,8,8-tetramethyl-2-naphthyl)propenyl]-acetophenone

Versuchsvorschrift

In a manner analogous to that described in Example 1, from [1-(5,6,7,8-tetrahydro-5,5,8,8-tetramethyl-2-naphthyl)ethyl]-triphenylphosphonium bromide and 4-acetyl-benzaldehyde there can be obtained 4'-[(E)-2-(5,6,7,8-tetrahydro-5,5,8,8-tetramethyl-2-naphthyl)propenyl]-acetophenone of melting point 148°-149° C.

Quellen und Nachweise

ORD-Eintrag
ord-0624b9fa11344807b5a9de5413051ceb
Quelldatensatz
uspto-grants-1982_04
Patentnummer
US04326055

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