The Biginelli one-pot three-component cyclocondensation was applied in this work to prepare 3,4-dihydropyrimidinone and its analogues using the first derivative of lead, Pb(NO3)(2), as a recycling catalyst, from a diversity of aromatic aldehydes, beta-ketoesters and urea. The reaction was carried out in refluxing acetonitrile and afforded the target molecules in good to excellent yields. The method offers several advantages including high yields of the products, short reaction times and easy experimental workup procedure.
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Xinjiang Univ, Key Lab Petr & Gas Fine Chem, Educ Minist China, Coll Chem & Chem Engn, Urumqi 830046, Peoples R ChinaXinjiang Univ, Key Lab Petr & Gas Fine Chem, Educ Minist China, Coll Chem & Chem Engn, Urumqi 830046, Peoples R China
Liu, Chenjiang
Wang, Jide
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Xinjiang Univ, Key Lab Petr & Gas Fine Chem, Educ Minist China, Coll Chem & Chem Engn, Urumqi 830046, Peoples R ChinaXinjiang Univ, Key Lab Petr & Gas Fine Chem, Educ Minist China, Coll Chem & Chem Engn, Urumqi 830046, Peoples R China
Wang, Jide
Li, Yanping
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Xinjiang Univ, Key Lab Petr & Gas Fine Chem, Educ Minist China, Coll Chem & Chem Engn, Urumqi 830046, Peoples R ChinaXinjiang Univ, Key Lab Petr & Gas Fine Chem, Educ Minist China, Coll Chem & Chem Engn, Urumqi 830046, Peoples R China
机构:
Indian Inst Chem Technol, Div Organ Chem 2, Hyderabad 500007, Andhra Pradesh, IndiaIndian Inst Chem Technol, Div Organ Chem 2, Hyderabad 500007, Andhra Pradesh, India
Reddy, CV
Mahesh, M
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Indian Inst Chem Technol, Div Organ Chem 2, Hyderabad 500007, Andhra Pradesh, IndiaIndian Inst Chem Technol, Div Organ Chem 2, Hyderabad 500007, Andhra Pradesh, India
Mahesh, M
Raju, PVK
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Indian Inst Chem Technol, Div Organ Chem 2, Hyderabad 500007, Andhra Pradesh, IndiaIndian Inst Chem Technol, Div Organ Chem 2, Hyderabad 500007, Andhra Pradesh, India
Raju, PVK
Babu, TR
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Indian Inst Chem Technol, Div Organ Chem 2, Hyderabad 500007, Andhra Pradesh, IndiaIndian Inst Chem Technol, Div Organ Chem 2, Hyderabad 500007, Andhra Pradesh, India
Babu, TR
Reddy, VVN
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Indian Inst Chem Technol, Div Organ Chem 2, Hyderabad 500007, Andhra Pradesh, IndiaIndian Inst Chem Technol, Div Organ Chem 2, Hyderabad 500007, Andhra Pradesh, India