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Studies in spiroheterocycles. Part XIII. Synthesis of a novel spiro system: Spiro[9H-acridine-9,3′-[3h]indol]-2′(1′H)-one and related compounds from new fluorinated spiro[3H-indole-3,9′-[9H]xanthen]-2(1H)-ones

✍ Scribed by Krishna C. Joshi; Renuka Jain; Anshu Dandia; Saroj Garg; Nidhal Ahmed


Book ID
112129453
Publisher
Journal of Heterocyclic Chemistry
Year
2009
Tongue
English
Weight
220 KB
Volume
26
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**,