cheminform abstract: a synthesis of 1-azaanthraquinones via diels—alder reaction of 4-hydroxy- and...

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1999 fused pyridine derivatives fused pyridine derivatives R 0450 11 - 164 A Synthesis of 1-Azaanthraquinones via Diels–Alder Reaction of 4-Hydroxy- and 4-Methoxy-2-phenylquinolinequinones with 3-Trimethylsilyloxy-1,3-butadienes: Observation of Inverse Regios- electivity. The title reaction is investigated in more detail. Further transformations of the products are made to elucidate their structure. (HORIGUCHI, YOSHIE; TOEDA, AKIO; TOMODA, KATUHIRO; SUZUKI, HIDEKI; SANO, TAKEHIRO; Chem. Pharm. Bull. 46 (1998) 9, 1356-1363; Showa Coll. Pharm. Sci., Machida, Tokyo 194, Japan; EN) 1

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1999 fused pyridine derivatives

fused pyridine derivativesR 0450

11 - 164A Synthesis of 1-Azaanthraquinones via Diels–Alder Reactionof 4-Hydroxy- and 4-Methoxy-2-phenylquinolinequinones with3-Trimethylsilyloxy-1,3-butadienes: Observation of Inverse Regios-electivity. — The title reaction is investigated in more detail. Furthertransformations of the products are made to elucidate their structure. —(HORIGUCHI, YOSHIE; TOEDA, AKIO; TOMODA, KATUHIRO; SUZUKI,HIDEKI; SANO, TAKEHIRO; Chem. Pharm. Bull. 46 (1998) 9, 1356-1363;Showa Coll. Pharm. Sci., Machida, Tokyo 194, Japan; EN)

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