Aromatic aldehydes undergo cross-aldol condensation with ketones in the presence of carbon-based solid acid under solvent-free conditions to afford the corresponding ฮฑ,ฮฒ-unsaturated aldol products in excellent yields. The catalyst is reusable several times without any decrease in the yield of the re
โฆ LIBER โฆ
Solvent free aldol condensation of propanal to 2-methylpentenal using solid base catalysts
โ Scribed by Sumeet K. Sharma; Parimal A. Parikh; Raksh V. Jasra
- Book ID
- 104057298
- Publisher
- Elsevier Science
- Year
- 2007
- Tongue
- English
- Weight
- 650 KB
- Volume
- 278
- Category
- Article
- ISSN
- 1381-1169
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## Abstract magnified image A simple and ecoโfriendly protocol for the synthesis of substituted 2โarylbenzimidazoles is described. In this process, 2โarylbenzimidazoles were prepared in the presence of a newly introduced ionic liquid prolinium nitrate [Pro]NO~3~ as catalyst, under solventโfree con