Spongipyran synthetic studies. Total synthesis of (+)-spongistatin 2

Autor: Smith, Amos B., III, Lin, Qiyan, Doughty, Victoria A., Zhuang, Linghang, McBriar, Mark D., Kerns, Jeffrey K., Boldi, Armen M., Murase, Noriaki, Moser, William H., Brook, Christopher S., Bennett, Clay S., Nakayama, Kiyoshi, Sobukawa, Masao, Lee Trout, Robert E.

Publikováno v: In Tetrahedron 2009 65(33):6470-6488

The Spongistatins: Architecturally Complex Natural Products—Part One: A Formal Synthesis of (+)-Spongistatin 1 by Construction of an Advanced ABCD Fragment Financial support was provided by the National Institutes of Health (National Cancer Institute) through Grant CA-70329, NIH Postdoctoral Fellowships to A.M.B. and W.H.M., a Japan Society for Promotion of Science Fellowship to N.M., and a Royal Society Fulbright Fellowship to V.A.D. We also thank the Daiichi Pharmaceutical Co., Ltd, and the Tanabe Seiyaku Co., Ltd for financial support. Finally we thank Dr. George T. Furst, Dr. Patrick J. Carroll, Dr. Rakesh Kohli, and Mr John Dykins of the University of Pennsylvania Spectroscopic Service Center for assistance in securing and interpreting high-field NMR spectra, X-ray crystal structures, and mass spectra.

Autor: III, Amos B. Smith, Doughty, Victoria A., Lin, Qiyan, Zhuang, Linghang, McBriar, Mark D., Boldi, Armen M., Moser, William H., Murase, Noriaki, Nakayama, Kiyoshi, Sobukawa, Masao

Publikováno v: Angewandte Chemie. International Edition; January 5, 2001, Vol. 40 Issue: 1 p191-195, 5p

ChemInform Abstract: The Spongistatins: Architecturally Complex Natural Products. Part 1. A Formal Synthesis of (+)-Spongistatin 1 by Construction of an Advanced ABCD Fragment.

Autor: Smith III, Amos B., Doughty, Victoria A., Lin, Qiyan, Zhuang, Linghang, McBriar, Mark D., Boldi, Armen M., Moser, William H., Murase, Noriaki, Nakayama, Kiyoshi, Sobukawa, Masao

Publikováno v: ChemInform; Apr2001, Vol. 32 Issue 16, pno-no, 1p

Determination of the protons eliminated in the regioselective deprotonation of some optically active 3-keto steroids by a chiral lithium amide

Autor: Sobukawa, Masao, Koga, Kenji

Publikováno v: In Tetrahedron Letters 1993 34(32):5101-5104

The Spongistatins: Architecturally Complex Natural Products-Part One: A Formal Synthesis of (+)-Spongistatin 1 by Construction of an Advanced ABCD Fragment Financial support was provided by the National Institutes of Health (National Cancer Institute) through Grant CA-70329, NIH Postdoctoral Fellowships to A.M.B. and W.H.M., a Japan Society for Promotion of Science Fellowship to N.M., and a Royal Society Fulbright Fellowship to V.A.D. We also thank the Daiichi Pharmaceutical Co., Ltd, and the Tanabe Seiyaku Co., Ltd for financial support. Finally we thank Dr. George T. Furst, Dr. Patrick J. Carroll, Dr. Rakesh Kohli, and Mr John Dykins of the University of Pennsylvania Spectroscopic Service Center for assistance in securing and interpreting high-field NMR spectra, X-ray crystal structures, and mass spectra.

Autor: Smith III AB; Department of Chemistry Laboratory for Research on the Structure of Matter and Monell Chemical Senses Center, University of Pennsylvania Philadelphia, PA 19104 (USA)., Doughty VA, Lin Q, Zhuang L, McBriar MD, Boldi AM, Moser WH, Murase N, Nakayama K, Sobukawa M

Publikováno v: Angewandte Chemie (International ed. in English) [Angew Chem Int Ed Engl] 2001 Jan 05; Vol. 40 (1), pp. 191-195.