[GRAPHICS] Treatment of 7-oxa- and 7-azabonzonorbornadienes with terminal acetylenes in the presence of Ni(dppe)Cl-2, ZnCl2, and Zn powder in toluene at 90 degreesC afforded the corresponding cis-2-alkynyl-1,2-dihydronaphthalene derivatives in moderate to excellent yields with remarkably high stereoselectivity.
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S China Normal Univ, Sch Chem & Environm, Guangzhou 510006, Guangdong, Peoples R ChinaS China Normal Univ, Sch Chem & Environm, Guangzhou 510006, Guangdong, Peoples R China
Long, Yuhua
Jiang, Han
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S China Normal Univ, Sch Chem & Environm, Guangzhou 510006, Guangdong, Peoples R ChinaS China Normal Univ, Sch Chem & Environm, Guangzhou 510006, Guangdong, Peoples R China
Jiang, Han
Zou, Zhifu
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S China Normal Univ, Sch Chem & Environm, Guangzhou 510006, Guangdong, Peoples R ChinaS China Normal Univ, Sch Chem & Environm, Guangzhou 510006, Guangdong, Peoples R China
Zou, Zhifu
Chen, Kaixuan
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S China Normal Univ, Sch Chem & Environm, Guangzhou 510006, Guangdong, Peoples R ChinaS China Normal Univ, Sch Chem & Environm, Guangzhou 510006, Guangdong, Peoples R China
Chen, Kaixuan
Fang, Yali
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S China Normal Univ, Sch Chem & Environm, Guangzhou 510006, Guangdong, Peoples R ChinaS China Normal Univ, Sch Chem & Environm, Guangzhou 510006, Guangdong, Peoples R China