853955-45-0Relevant academic research and scientific papers
Intramolecular [4 + 2] cycloadditions of 1,3-enynes or arylalkynes with alkenes with highly reactive cationic phosphine Au(I) complexes
Nieto-Oberhuber, Cristina,Lopez, Salome,Echavarren, Antonio M.
, p. 6178 - 6179 (2005)
New Au(I) complexes with bulky, biphenyl phosphines are the most reactive catalysts for the cyclizations of enynes. 1,6-Enynes with an aryl ring at the alkyne give 2,3,9,9a-tetrahydro-1H-cyclopenta[b]naphthalenes by a 5-exo-dig cyclization followed by a N
