121899-24-9Relevant articles and documents
Tetraacetylethylene adn Nitrile Oxides: Synthesis of Spirofuranisoxazoles
Adembri, G.,Di Tommaso, A.,Lampariello, L. R.,Scotton, M.
, p. 1621 - 1625 (2007/10/02)
trans and cis-3-Hexen-2,5-dione, 2, reacted with nitrile oxides to give 4,5-dihydroisoxazoles 3a-c with the trans configuration.On the contrary the reaction between 3,4-diacetyl-3-hexen-2,5-dione, 1, with nitrile oxides yielded 3-aryl-8,9-diacetyl-7-hydro