Apr 11, 1974 - mixture of tris(dimethylamino)phosphine and triethyl- amine gave diphenylcyclopropenone in 60% yield. Optim- izing the yields in the di...
Proton NMR spectra were taken on a Hitachi R-40 (90 MHz) spectrometer or a JEOL JNM-GX400 (400 MHz) spectrometer using chloroform-d as a solvent.
Department of Chemistry, Indian Institute of Technology, Bombay 400 076, India, Institut für Organische Chemie, Ludwig-Maximilians-Universität München, ...
(5) Storer, R.; Paternoster, I. L.; Borthwick, A. D.; Biggadike, K. Eur. Pat. Appl. 0430518, 1991. (6)Patra, R.; Bar, N. C.; Roy, A.; Achari, B.; Mandal, S. B..
The synthesis was achieved by using a one-pot multicomponent procedure. ... 2-oxo-(3H)-indole- 3-ylidine-malononitrile derivatives preformed by reaction of ...
Feb 5, 2009 - Martin Arthuis, Renée Pontikis,* and Jean-Claude Florent*. Institut Curie, Centre de Recherche, 26 rue d'Ulm, Paris. F-75248 cedex 05, France, ...
(a) Wilsey, S.; Bearpark, M. J.; Bernardi, F.; Olivucci, M.; Robb, M. A. J. Am. Chem. Soc. 1996, 118, 176. [ACS Full Text ACS Full Text ], [CAS]. (18) . Mechanism of ...
Jan 17, 1995 - vinyl groups.1 To the best of our knowledge, no corre- sponding dienylsiloxane has been reported. As the silyl- substituted dienes can.
College of Pharmacy, Ewha Womans UniVersity, Seoul 120-750, Korea, DiVision of ... UniVersity, Seoul 151-742, Korea, and Korea Institute of Science and ...
College of Pharmacy, Ewha Womans University, Seoul 120-750, Korea, Division of .... receptor agonists: design, synthesis and molecular docking studies.
J. Org. Chem., Vol. 39, No. 15,1974 2321
Communications This new method can also be applied to the synthesis of cyclopropenones although in the case of the dimethyl derivative the yields obtained so far uia 7 have been very poor (
