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ChemInform Abstract: A Synthesis of Polycyclic Aromatic Compounds by the Ca(OAc)2‐Induced Aromatization of Polyoxoalkanedioates Generated from Diesters and Acetoacetate Dianion.

Masahiko Yamaguchi, Koichi Hasebe, Hirofumi Higashi, Minoru Uchida, Akemi Irie, T. MINAMI

Abstract

Abstract The 1,5‐dicarboxylates (I) are coupled with two equivalents of the methyl acetoacetate (II) dianion to form the intermediate tetraoxodicarboxylates (III) which are directly cyclized, yielding the hydroxytetralones (IV).

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Available abstract

Key concepts: Chemistry, Aromatization, Ethyl acetoacetate, Medicinal chemistry, Stereochemistry, Organic chemistry, Catalysis