1021876-07-2Relevant academic research and scientific papers
Triflic Anhydride Mediated Ring-Opening/Recyclization Reaction of α-Carbamoyl α-Oximyl Cyclopropanes with DMF: Synthetic Route to 5-Aminoisoxazoles
Yu, Mangfei,Zhang, Qian,Wang, Jia,Huang, Peng,Yan, Pengfei,Zhang, Rui,Dong, Dewen
, p. 1934 - 1938 (2016)
A facile and efficient synthesis of fully substituted 5-amino-soxazoles was developed from α-cyclopropyl β-oximyl amides in the presence of triflic anhydride (Tf2O) in DMF under very mild conditions. The process involves sequential ring-opening
Triflic Anhydride-Mediated Beckmann Rearrangement Reaction of β-Oximyl Amides: Access to 5-Iminooxazolines
Yu, Mangfei,Zhang, Qian,Wang, Jia,Huang, Peng,Yan, Pengfei,Zhang, Rui,Dong, Dewen
, p. 951 - 956 (2016/07/06)
Facile and efficient synthesis of 5-iminooxazolines from α,α-disubstituted β-oximyl amides mediated by triflic anhydride (Tf2O) in the presence of 1,8-diazabicyclo(5.4.0)undec-7-ene (DBU) in dichloromethane at room temperature is developed, and
Efficient and divergent synthesis of fully substituted 1H-pyrazoles and isoxazoles from cyclopropyl oximes
Wang, Kewei,Xiang, Dexuan,Liu, Jinying,Pan, Wei,Dong, Dewen
supporting information; experimental part, p. 1691 - 1694 (2009/04/12)
Efficient and divergent one-pot synthesis of fully substituted 1H-pyrazoles and isoxazoles from cyclopropyl oximes based on reaction conditions selection is reported. Under Vilsmeier conditions (POCl3/DMF), substituted 1H-pyrazoles were synthes
