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Paper | Regular issue | Vol 31, No. 12, 1990, pp.2181-2186
Published online, 1st January, 1970
DOI: 10.3987/COM-90-5572
Stereoselective Synthesis of (Z)-2,3-Dihydro-3-(arylmethylene)benzofurans via the Palladium Catalyzed Insertion and Cross Coupling Reaction of 1-Iodo-2-(2-propynyloxy)benzene and Arylzinc Chloride

Fen-Tair Luo* and Ren-Tzong Wang

*Institutue of Chemistry, Academia Sinica, 128, Yan-Chiu-Yuan Road, Sec II, Nankang, Taipei,11529, Taiwan, R.O.C.

Abstract

The title compound was prepared in fair to good yields from 1-iodo-2-(2-propynyloxy)benezne and arylzinc chloride via tandem insertion and cross coupling reaction catalyzed by pertient palladium catalyst, such as palladium acetate and triphenylphosphine.