The spirocyclic pyrrole alkaloid, acortatarin A, which had been isolated from a Chinese medicinal plant, was synthesized from a known olefinic compound by a concise six-step sequence involving N-alkylation of a pyrrole derivative with an a-bromo ketone intermediate as the key step.
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Kyoto Univ, Dept Organ Chem, Grad Sch Pharmaceut Sci, Sakyo Ku, Kyoto, JapanKyoto Univ, Dept Organ Chem, Grad Sch Pharmaceut Sci, Sakyo Ku, Kyoto, Japan
Tsukano, Chihiro
Zhao, Le
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Tohoku Univ, Dept Chem, Grad Sch Sci, Aoba Ku, Sendai, Miyagi 980, JapanKyoto Univ, Dept Organ Chem, Grad Sch Pharmaceut Sci, Sakyo Ku, Kyoto, Japan
Zhao, Le
Takemoto, Yoshiji
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Kyoto Univ, Dept Organ Chem, Grad Sch Pharmaceut Sci, Sakyo Ku, Kyoto, JapanKyoto Univ, Dept Organ Chem, Grad Sch Pharmaceut Sci, Sakyo Ku, Kyoto, Japan
Takemoto, Yoshiji
Hirama, Masahiro
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Tohoku Univ, Dept Chem, Grad Sch Sci, Aoba Ku, Sendai, Miyagi 980, JapanKyoto Univ, Dept Organ Chem, Grad Sch Pharmaceut Sci, Sakyo Ku, Kyoto, Japan