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(±)-12b,13-Dihydropyrido[3″,2″:4′,5′]Thieno-[3′,2′:4,5]Pyrimido[2,1-a]Isoindole-6,8-Diones: Synthesis and Stereo Structure

✍ Scribed by Vasilin, V. K.; Lukina, D. Yu.; Stroganova, T. A.; Krapivin, G. D.


Book ID
125358007
Publisher
Springer US
Year
2014
Tongue
English
Weight
216 KB
Volume
49
Category
Article
ISSN
0009-3122

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✍ Mohamed Othman; Pascal Pigeon; Bernard Decroix 📂 Article 📅 1998 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 353 KB

## Abstract A synthesis of the thieno[2′,3′(3′,2′ or 3′,4′):5,6]azocino[2,1‐__a__]isoindole‐7,13‐diones 6a‐c was developed from __N__‐thienylethylphthalimides 3a‐c using a Wittig reaction followed by a Friedel‐Crafts cyclization of acetic acid derivatives 5a‐c. Reduction of ketones 6a‐c into alcoho