New fluorinated -halomethyl isoxazoles may be prepared from easily accessible 5-trichloromethylisoxazole by chlorine-fluorine exchange reactions.The reaction products may be ring-opened to enolates of 3-oxo-4,4,4-trihalobutyronitriles, which are useful as halogenated C3 synthons.
Klausener, Alexander,Baasner, Bernd
p. 215 - 220
(2007/10/02)
REACTION OF β-ALKOXYVINYL TRIFLUOROMETHYL KETONES WITH AMINO COMPOUNDS
The reaction of β-alkoxyvinyl trifluoromethyl ketones with ammonia and primary amines leads to the formation of β-aminovinyl trifluoromethyl ketones RNHCH=CHCOCF3.The data from the IR and NMR spectra of these compounds indicate the presence of a strong in
Gerus, I. I.,Gorbunova, M. G.,Vdovenko, S. I.,Yagupol'skii, Yu. L.,Kukhar', V. P.
p. 1623 - 1628
(2007/10/02)
Flourine-containing 5-trihalogenomethyl-isoxazoles and a process for their preparation
The present invention relates to new 5-trihalogenomethyl-isoxazoles of the formula (I) STR1 in which x represents 1, 2 or 3, and a process for their preparation by reacting the corresponding trichloromethylisoxazole with a fluorinating agent.
-
(2008/06/13)
More Articles about upstream products of 116584-43-1