Synthesis of methyl 9-phenyl-7H-benzocycloheptene-6-carboxylates from Baylis–Hillman adducts: use of intramolecular Friedel–Crafts alkenylation reaction
作者:Saravanan GowriSankar、Ka Young Lee、Chang Gon Lee、Jae Nyoung Kim
DOI:10.1016/j.tetlet.2004.06.057
日期:2004.8
We developed a facile synthetic method for 9-phenyl-7H-benzocycloheptene derivatives from the Baylis-Hillman adducts. Our method involved intramolecular Friedel-Crafts alkenylation reaction of triple bond-tethered methyl cinnamates. (C) 2004 Elsevier Ltd. All rights reserved.
Substitution of Allylic Functional Acetates: Stereoselective Synthesis of 2-Alkylidene-1,5-ketoesters
作者:I. Belta[icaron]ef、H. Amri
DOI:10.1080/00397919408010208
日期:1994.7
Direct reaction of allylic functional acetates 1 and beta-diketones 3 in the presence of anhydrous potassium carbonate i n boiling absolute ethanol gave 2-alkylidene-1,5-ketoesters 4 in good to fair yields.
Beltaief I., Amri H., Synth. Commun, 24 (1994) N 14, S 2003-2010