58309-82-3Relevant academic research and scientific papers
Process for the preparation of novel stabilized phosphorus ylides
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, (2008/06/13)
Compounds of the formula (1) wherein R is hydrogen, a C1 -C5 -alkyl, C1 -C3 -fluoroalkyl or perfluoroalkyl radical, an unfluorinated or fluorinated C6 -C14 -aryl radical or a group OCH3 ; and Nu is S, Se, C(CN)2, NH, PhN, PhNHN, STR1 or a radical of the formulae (a), (b), (c), (d) or (e) STR2 wherein Z is C(CH3)2, S or N(CH3) and n=1 or 2 (provided that the combinations R=Ar, SAlk or OAlk and Nu=NPh, and the combinations R=H, Alk or aryl and Nu=S are excluded) are disclosed, as well as methods for making them.
Syntheses with 1,3-Ambident-Nucleophilic Phosphorus Ylides, VII. - Heterocyclic Triphenylphosphonium Chlorides, Triphenylphosphonio-Olates, Acyclic Triphenylphosphonio-Thiolates and Their Wittig Derivatives
Capuano, Lilly,Drescher, Stefan,Huch, Volker
, p. 125 - 130 (2007/10/02)
Under mild conditions, benzoylmethylenetriphenylphosphorane (1b) reacts readily with oxalyl chloride to give the unstable 4-(4,5-dihydro-4,5-dioxo-2-phenyl-3-furyl)triphenylphosphonium chloride (3b).This undergoes rapid hydrolysis to afford the triphenylp
