200862-24-4Relevant academic research and scientific papers
Synthesis of aminopyrazoles from α- oxoketene O,N-acetals using Montmorillonite K-10/Ultrasound
Braibante, Mara E. F.,Braibante, Hugo T. S.,Da Roza, Juliano K.,Henriques, Danielle M.,De Carvalho Tavares, Luciana
, p. 1160 - 1162 (2007/10/03)
5(3)-Amino-3(5) phenylpyrazoles 3a-f have been conveniently prepared by condensation of α-oxoketene O,N-acetals 2a-g with hydrazine using montmorillonite K-10 as solid support under sonication.
Mild synthesis of α-oxoketene O,N-acetals from β-oxothioxo esters and amines
Furukawa, Isao,Fujisawa, Hironori,Abe, Tetsuji,Ohta, Tetsuo
, p. 599 - 606 (2007/10/03)
α-Oxoketene O,N-acetals were prepared from β-oxothiono esters and primary amines in the presence of Methylamine at room temperature within several hours in good yields.
