Synthesis of 6-aryl-Substituted Azocino-[5,4-b]indoles from 1-aryl-Substituted 2-Ethyltetrahydro-β-Carbolinesстатья
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Дата последнего поиска статьи во внешних источниках: 18 апреля 2017 г.
Аннотация:We optimized the reaction of tetrahydropyridine ring expansion in 1-aryl-substituted tetrahydro-β‑carbolines by the action of activated alkynes and achieved higher than 70% yields of the target indoloazocines. The substituents in the 1-aryl ring and at the indole nitrogen atom were shown to affect the rate and selectivity of this transformation.