135308-46-2Relevant academic research and scientific papers
Palladium catalysed ter- and tetra-molecular queuing processes. One-pot routes to 3-spiro-2-oxindoles and 3-spiro-2(3H)-benzofuranones
Grigg, Ronald,Putnikovic, Bogdan,Urch, Christopher J.
, p. 695 - 698 (1996)
The palladium catalysed reactions of 2-halophenols and -anilines with vinyl halides or triflates and CO(1 atm) generates 3-spiro-2-oxindoles and 3-spiro-2(3H)-benzofuranones. Analogous tetramolecular reactions employing norbornenyl triflate and organo-tin
Synthetic Applications of N-Aryl-O-acyl Hydroxamic Acids. A Convenient Route to 3-Substituted N-Benzoyl Oxindoles
Almeida, Paulo S.,Prabhakar, Sundaresan,Lobo, Ana M.,Marcelo-Curto, M. Joao
, p. 2671 - 2674 (2007/10/02)
The enol silylethers of N-acyloxybenzanilides undergo smooth rearrangement to afford o-aminobenzoyl-phenylacetic acids and thence to oxindoles by dehydration.Key words: Oxindole; O-acyl hydroxamic acid; O-silylether; 3,3-rearrangement; cyclisation
