681144-32-1Relevant articles and documents
Expeditious asymmetric synthesis of a stereoheptad corresponding to the C(19)-C(27)-ansa chain of rifamycins: Formal total synthesis of rifamycin S
Turks, Maris,Huang, Xiaogen,Vogel, Pierre
, p. 465 - 476 (2005)
In the presence of sulfur dioxide and an acid promoter, (-)-(1E,3Z)-2-methyl-1-((1S)-1-phenylethoxy)penta-1,3-dien-3-yl isobutyrate reacts with (Z)-3-(trimethylsilyloxy)-pent-2-ene giving a silyl sulfinate intermediate that undergoes, in the presence of p
Synthesis of long-chain polyketide fragments by reaction of 1,3-dioxy-1,3-dienes with allylsilanes: Umpolung with sulfur dioxide
Turks, Maris,Fonquerne, Freddy,Vogel, Pierre
, p. 1053 - 1056 (2007/10/03)
(Equation presented) In the presence of a Lewis or protic acid and at low temperature, 1,3-dioxy-1,3-dienes add to sulfur dioxide generating zwitterionic intermediates that can react with carbon nucleophiles such as allylsilanes. After a retro-ene elimina