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Studies with Condensed Thiophenes: Reactivity of Condensed Aminothiophenes Toward Carbon and Nitrogen Electrophiles.

✍ Scribed by Balkis Al-Saleh; Mervat M. Abdelkhalik; Morsy A. El-Apasery; Mohamed H. Elnagdi

Book ID
101980308
Publisher
John Wiley and Sons
Year
2005
Weight
32 KB
Volume
36
Category
Article
ISSN
0931-7597

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Studies with condensed aminothiophenes:
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✍ Balkis Al-Saleh; Morsy A. El-Apasery 📂 Article 📅 2006 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 455 KB

## Abstract magnified image The reaction of aminothienopyridazines **8a,b**, aminothienocoumarin **13** and aminothienonaphthopyran **14** with enaminones **9, 17** and **20a,b** under microwave irradiation affords either a mixture of both condensations C‐1 alkylation products **15** and **16** or

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## Abstract The reaction of 3‐amino‐5‐oxa‐2‐thia‐cyclopenta[a]naphthalene‐4‐one **2b** with substituted acetylenes afforded C‐__1__ alkylation products. On the other hand, reaction of 17‐amino‐15‐methyl‐11‐oxa‐16‐thiacyclopenta[a]phenanthrene‐12‐one **5** with substituted acetylenes and electron‐po