Oxidative cyclization of some 1-aryl-5-(tetrazol-5-ylmethyl)pyrrolidin- 2-ones and of a related piperidin-2-one. Preparation of fused tetracyclic tetrazolobenzodiazepinone derivatives

Le Thanh Giang, József Fetter, Mária Kajtár-Peredy, Károly Lempert, Ferenc Bertha, György M. Keserü, Gábor Czira

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Abstract

In contrast to compounds of type 1a, compounds 1c-1i, when treated with lead(IV) acetate or cerium(IV) ammonium nitrate, underwent oxidative cyclizations to afford the corresponding compounds of type 3 with both oxidants, while oxidation of compound 1p afforded compound 2a (m = n = 1).

Original languageEnglish
Pages (from-to)204-205
Number of pages2
JournalJournal of Chemical Research - Part S
Issue number5
Publication statusPublished - 1 May 2000
Externally publishedYes

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