TY - JOUR
T1 - BF3·OEt2 catalyzed [4 + 2] cycloaddition reactions of N-aryl Schiff's bases with 1-alkenyl, 1, 2-propadienyl, and 1-alkynyl sulfides
AU - Narasaka, Koichi
AU - Shibata, Takanori
PY - 1993/5/1
Y1 - 1993/5/1
N2 - [4 + 2] Cycloaddition reaction proceeds between N-aryl Schiffs bases and 1-alkenyl sulfides, a 1, 2-propadienyl sulfide, or 1-alkynyl sulfides in the presence of BF3·OEt2 to provide 2-substituted quinoline derivatives. A 2-alkyl-4-quinolone alkaloid, leptomerine, is prepared by applying the present cycloaddition reaction.
AB - [4 + 2] Cycloaddition reaction proceeds between N-aryl Schiffs bases and 1-alkenyl sulfides, a 1, 2-propadienyl sulfide, or 1-alkynyl sulfides in the presence of BF3·OEt2 to provide 2-substituted quinoline derivatives. A 2-alkyl-4-quinolone alkaloid, leptomerine, is prepared by applying the present cycloaddition reaction.
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U2 - 10.3987/COM-92-S(T)98
DO - 10.3987/COM-92-S(T)98
M3 - Article
AN - SCOPUS:0000128579
SN - 0385-5414
VL - 35
SP - 1039
EP - 1053
JO - Heterocycles
JF - Heterocycles
IS - 2
ER -