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Synthesis of spiro[cycloalkane-1,3′-[3H]indoles] from cycloalkanecarbaldehydes. Acid-catalyzed rearrangement to cycloalkano[b]indoles

✍ Scribed by J. G. Rodríguez; Y. Benito; F. Temprano


Book ID
112127971
Publisher
Journal of Heterocyclic Chemistry
Year
1985
Tongue
English
Weight
245 KB
Volume
22
Category
Article
ISSN
0022-152X

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One-pot synthesis of new spiro[cycloprop
✍ Masoud Shaabanzadeh; Faranak Khabari 📂 Article 📅 2010 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 410 KB

## Abstract magnified image In a one‐pot procedure, the 3‐phenacylideneoxindoles **1a**, **1b**, **1c**, **1d** were reacted with hydrazine and then __in situ__ with lead(IV) acetate and new diastereoisomers of spiro[cyclopropane‐1,3′‐[3__H__]indol]‐2′(1′__H__)‐ones were prepared. Compounds **1a**,