Benzene, 1-bromo-4-(trifluoromethyl)- → HCID 178444406, Verbindung
Reaktionsgleichung
[CH2:1]([C@H:6]1[CH2:11][CH2:10][C@H:9]([C:12]#[CH:13])[CH2:8][CH2:7]1)[CH2:2][CH2:3][CH2:4][CH3:5].[F:14][C:15]([F:24])([F:23])[C:16]1[CH:21]=[CH:20][C:19](Br)=[CH:18][CH:17]=1>[Cu]I.C(N(CC)CC)C>[CH2:1]([C@H:6]1[CH2:7][CH2:8][C@H:9]([C:12]#[C:13][C:19]2[CH:20]=[CH:21][C:16]([C:15]([F:24])([F:23])[F:14])=[CH:17][CH:18]=2)[CH2:10][CH2:11]1)[CH2:2][CH2:3][CH2:4][CH3:5]Komponenten
5
Edukt 2
Produkt 1
Reagenzien, Katalysatoren, Lösungsmittel 2
Versuchsvorschrift
A mixture of 0.06 mol of trans-4-pentylcyclohexylacetylene, 0.06 mol of 4-trifluoromethyl-bromobenzene, 250 ml of triethylamine, 1.2 mmol of Pd(II) catalyst and 0.6 mmol of CuI is stirred at room temperature for 15 hours. The reaction mixture is diluted with petroleum ether and filtered. Evaporation and purification give 1-(trans-4-pentylcyclohexyl)-2-(4-trifluoromethylphenyl)acetylene of M.=43°.
Aufarbeitung
- filtrationfiltered
- customEvaporation and purification
Quellen und Nachweise
- ORD-Eintrag
- ord-a7ae0d83fe734c668005c4a7a79eb028
- Quelldatensatz
- uspto-grants-1991_11
- Patentnummer
- US05068053
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