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PEG‐SO 3 H as Catalyst for 3,4‐Dihydropyrimidones via Biginelli Reaction Under Microwave and Solvent‐Free Conditions

✍ Scribed by Wang, Xicun; Quan, Zhengjun; Wang, Fang; Wang, Mangang; Zhang, Zhang; Li, Zheng


Book ID
121211053
Publisher
Taylor and Francis Group
Year
2006
Tongue
English
Weight
83 KB
Volume
36
Category
Article
ISSN
0039-7911

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Zirconium(IV) 4-sulphophenylethyliminobi
✍ Xin-Bin Yang; Xiang-Kai Fu; Yu Huang; Ren-Quan Zeng 📂 Article 📅 2011 🏛 Versita 🌐 English ⚖ 194 KB

## Abstract Zirconium(IV) 4-sulphophenylethyliminobismethylphosphonate (ZSBEDP) was prepared and characterised by elemental analysis, IR, TG-DSC, and XRD. ZSBEDP was found to be an efficient catalyst for the Biginelli reaction of aromatic aldehyde, ethyl acetoacetate, and urea or thiourea under sol