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Ultrasound-Mediated Synthesis of 3,4-Dihydropyrimidin-2-( 1H )-Ones (or Thiones) with NaHSO 4 ·H 2 O

✍ Scribed by Dilmaghani, Karim Akbari; Zeynizadeh, Behzad; Amirpoor, Maryam

Book ID
121282874
Publisher
Taylor and Francis Group
Year
2013
Tongue
English
Weight
183 KB
Volume
188
Category
Article
ISSN
1042-6507

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A convenient synthesis of 5-(O,O-dialkylphosphoryl)-4-aryl-3,4-dihydropyrimidin-2(1H)-ones
✍ Denghuang Gong; Ling Zhang; Chengye Yuan 📂 Article 📅 2003 🏛 John Wiley and Sons 🌐 English ⚖ 86 KB

## Abstract A general and convenient route for the synthesis of dihydropyrimidines bearing the phosphoryl moiety by a one‐pot cyclocondensation involving aldehydes, urea, and O,O‐dialkyl‐2‐oxo‐propanephosphonates, using ytterbium triflate as catalyst, is reported. © 2003 Wiley Periodicals, Inc. Het