93986-37-9Relevant academic research and scientific papers
Palladium-catalysed heteroannulation with terminal alkynes: Synthesis of phthalides
Kundu, Nitya G.,Pal, Manojit,Nandi, Bidisha
, p. 561 - 568 (2007/10/03)
The palladium-copper-catalysed heteroannulation of o-iodobenzoic acid 3 with terminal alkynes 4-18 leads to the synthesis of (Z)-3-alkylidenephthalides 19-33 as the major products. In certain cases, the formation of isocoumarins 34-37 is also observed.
