Chemistry Letters p. 1647 - 1650 (1990)
Update date:2022-07-29
Topics:
Matsumoto, Kiyoshi
Ikemi, Yukio
Takayama, Chiaki
Aoyama, Kinuyo
Uchida, Takane
Reaction of 1,1a-dihydro-1,2-diarylazirino<1,2-a>quinoxalines with dimethyl 1-cyclobutene-1,2-dicarboxylate gave mixtures of the 1,2-fused-4,5-dihydro-1H-azepines along with the 1:1 adducts that were converted to the azepines upon treatment with Pd-C.
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