A simple method for the preparation of v
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István Kádas; Géza Árvai; Lászlo Tőke; Gábor Tóth; Áron Szöllősy; Mária Bihari
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Article
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1994
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Elsevier Science
🌐
French
⚖ 898 KB
Abrtra~t: An improved annulaiion sequence is presented, making use of the one-pot cyclization of S-nitqentan-2one and cyclopeni-2-enone diesters to aflord 7-methyl-4-nitro-l-oxohydrindene derivatives. Functional group elaborations of these intermediates lead to a series of the title compounds, which