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Ionic Liquid–Mediated Synthesis of Coumarin-3-carboxylic Acids via Knoevenagel Condensation of Meldrum's Acid with ortho-Hydroxyaryl Aldehydes

✍ Scribed by Darvatkar, Nitin B.; Deorukhkar, Amol R.; Bhilare, Sachin V.; Raut, Dilip G.; Salunkhe, Manikrao M.

Book ID
115529000
Publisher
Taylor and Francis Group
Year
2008
Tongue
English
Weight
129 KB
Volume
38
Category
Article
ISSN
0039-7911

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📜 SIMILAR VOLUMES

A convenient synthesis of coumarin-3-car
A convenient synthesis of coumarin-3-carboxylic acids via Knoevenagel condensation of Meldrum's acid with ortho-hydroxyaryl aldehydes or ketones
✍ Aimin Song; Xiaobing Wang; Kit S Lam 📂 Article 📅 2003 🏛 Elsevier Science 🌐 French ⚖ 119 KB

Coumarin-3-carboxylic acids were obtained in high yields with excellent purity from ortho-hydroxybenzaldehydes and Meldrum's acid after a 2 h reflux in ethanol. The less reactive ketones were first reacted with alcoholic ammonia to form ketimines, which were then condensed with Meldrum's acid to gen

Ionic Liquid Mediated Knoevenagel Conden
Ionic Liquid Mediated Knoevenagel Condensation of Meldrum′s Acid and Aldehydes.
✍ Nitin B. Darvatkar; Amol R. Deorukhkar; Sachin V. Bhilare; Manikrao M. Salunkhe 📂 Article 📅 2007 🏛 John Wiley and Sons ⚖ 22 KB 👁 2 views

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