Cycloisomerization of omega-aryl-1-alkynes: GaCl3 as a highly electrophilic catalyst for alkyne activation |
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| Authors: | Inoue Hiroki Chatani Naoto Murai Shinji |
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| Affiliation: | Department of Applied Chemistry, Faculty of Engineering, Osaka University, Suita, Osaka 565-0871, Japan. |
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| Abstract: | Cycloisomerization of a variety of omega-aryl-1-alkynes, where omega = 5 or 6, in the presence of a catalytic amount of GaCl3 provided dihydronaphthalene derivatives or dihydrobenzocycloheptenes, respectively, in high yields. |
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