Zobrazeno 1 - 10
of 41
pro vyhledávání: '"Meyer Sletzinger"'
Publikováno v:
Synthesis. 1973:50-51
Autor:
William C. Lumma, G. S. Brenner, Leonard M. Weinstock, A. M. Hoinowski, Meyer Sletzinger, F. E. Roberts, Ta-Jyh Lee, Sandor Karady
Publikováno v:
Tetrahedron Letters. 16:3979-3982
Autor:
Alan W. Douglas, Meyer Sletzinger, Erwin F. Schoenewaldt, Edward J. J. Grabowski, Ulf H. Dolling, Paul Sohar
Publikováno v:
The Journal of Organic Chemistry. 43:1634-1640
A facile transformation of bicyclic keto esters to bisprotected (±)-8-epithienamycin enol activation
Publikováno v:
Tetrahedron Letters. 21:4221-4224
A facile “one-pot” transformation of bicyclic keto ester (2) to bisprotected (±)-8-epithienamycin via enol phosphate activation followed by the addition-elimination reaction of N -protected cysteamine derivative is described.
Autor:
Meyer Sletzinger, F. E. Roberts, Sandor Karady, J. ten Broeke, Richard F. Shuman, Leonard M. Weinstock, A. M. Hoinowski, Seemon H. Pines
Publikováno v:
Tetrahedron Letters. 17:2401-2404
Publikováno v:
Tetrahedron Letters. 15:2625-2628
Publikováno v:
Tetrahedron Letters. 23:4903-4906
A convenient direct transformation of p -nitrobenzyl 6-(1′-hydroxyethyl)-1-azabicyclo-(3.2.0)heptane-3,7-dione-2-carboxylate to N -formimidoyl thienamycin utilizing the silylated derivative of N -formimidoyl cysteamine is described.
Publikováno v:
Tetrahedron Letters. 23:4899-4902
A convenient synthesis of 3-(1′-hydroxyethyl)-2-azetidinone-4-yl acetic acid, one of the key intermediates in the thienamycin total synthesis, based on the chemistry of the dianion derived from readily available 2-azetidinone-4-yl acetic acid is de
Publikováno v:
The Journal of Organic Chemistry. 51:1498-1504
Synthese de l'ester methyle-1 de l'acide amino-2 hydroxy-4 pentanedicarboxylique-1,3 (precurseur de la (+) thienamycine)
Autor:
Ralph P. Volante, Edward G. Corley, T.M.H. Liu, Meyer Sletzinger, James M. McNamara, Thomas R. Verhoeven
Publikováno v:
Tetrahedron Letters. 26:2951-2954
The coupling of acyl anion equivalent 12b with chiral synthon 14 , derived from isoascorbic acid, and a highly stereospecific reduction of the resulting β-hydroxy ketone 3 highlight an efficient synthesis of β-hydroxy-δ-lactone 2 .