244249-00-1Relevant academic research and scientific papers
Addition of aromatic C-H bonds to terminal metal-carbonyl groups. A new method for cyclocarbonylation of aromatic groups
Wu, Yi-Ru,Lin, Gia-Hsian,Madhushaw, Reniguntala J.,Horng, Keh-Ming,Hu, Chu-Chen,Li, Chien-Le,Liao, Fen-Lin,Wang, Sue-Lein,Liu, Rai-Shung
, p. 3566 - 3568 (1999)
Treatment of CpW(CO)3[η1-CH2C≡C(CH 2)n-Ar] (n = 0-1) with triflic acid catalysts (25 mol %) in cold CH2Cl2 (-95 °C) effects a new cyclocarbonylation reaction to give CpW(CO)2(π-cyclopentenonyl) and CpW(CO)2(π-cyclohexenonyl) compounds; these results provide direct evidence for addition of neutral aryl C-H bonds to coordinated carbonyl groups.
