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Synthetic Communications
An International Journal for Rapid Communication of Synthetic Organic Chemistry
Volume 22, 1992 - Issue 11
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Original Articles

A New Route to Hydrophenanthrene Ring System Involving Aryl Participated Intramolecular Cyclisation of Diazomethyl Ketones

Tapan kumar Karpha Department of Organic Chemistry, Indian Association for the Cultivation of Science, Jadavpur, Calcutta, 700 032, India
,
Basudeb Basu Department of Organic Chemistry, Indian Association for the Cultivation of Science, Jadavpur, Calcutta, 700 032, India
&
Debabrata Mukherjee Department of Organic Chemistry, Indian Association for the Cultivation of Science, Jadavpur, Calcutta, 700 032, India
Pages 1505-1514 | Received 13 Jan 1992, Published online: 23 Sep 2006
 
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Abstract

The tricyclic enones 4 and 5 have been synthesised involving acid catalysed intramolecular cyclisation of the diazo-methyl ketones 1 and 2 respectively. The present synthesis constitutes a new route to hydrophenanthrene ring system.

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