๐”– Bobbio Scriptorium
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Ring Expansion of Benzothiete to 2,3-Dihydrobenz[d]isothiazoles

โœ Scribed by Dr. Kuppusamy Kanakarajan; Prof. Dr. Herbert Meier


Book ID
101553528
Publisher
John Wiley and Sons
Year
1984
Tongue
English
Weight
112 KB
Volume
23
Category
Article
ISSN
0044-8249

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Competitive 3+2 and 2+2 cycloadditions o
โœ Helmi Hussain; Ebrahim Kianmehr; Tony Durst ๐Ÿ“‚ Article ๐Ÿ“… 2001 ๐Ÿ› Elsevier Science ๐ŸŒ French โš– 112 KB

Reaction of the azaallyllithiums derived from imines of a-amino esters with benzynes results in the formation of 1,3-dihydroisoindoles and 4-hydroxyisoquinolines via 3+2 and 2+2 cycloadditions, respectively. The initially formed 1-carboethoxy-1,3-dihydroisoindoles rearrange under basic reaction cond