Zobrazeno 1 - 8
of 8
pro vyhledávání: '"Patricia Tolliday"'
Autor:
A. J. Eglington, Michael J. Pearson, Patricia Tolliday, R. Sutherland, Robert Southgate, Terence C. Smale, E. G. Brain, John H. C. Nayler, M. J. Basker, N. F. Osborne
Publikováno v:
Chemischer Informationsdienst. 8
Publikováno v:
Chemischer Informationsdienst. 6
Autor:
R. Sutherland, M. J. Basker, Robert Southgate, Michael J. Pearson, Terence C. Smale, Patricia Tolliday, John H. C. Nayler, Edward G. Brain, Neal F. Osborne, A. J. Eglington
Publikováno v:
Journal of medicinal chemistry. 20(8)
tert-Butyl 7beta-aminoceph-3-em-4-carboxylates carrying either benzyl or 3-pyridylmethyl substituents at position 3 have been prepared by a multistep modification of the penicillin nucleus. Acylation of either amine, followed by deprotection, gave a
Autor:
E. G. Brain, Terence C. Smale, L. W. Mizen, R. Sutherland, N. F. Osborne, Michael J. Pearson, Patricia Tolliday, John H. C. Nayler, B. G. James, A. J. Eglington, Robert Southgate, M. J. Basker
Publikováno v:
Chemischer Informationsdienst. 8
Publikováno v:
Chemischer Informationsdienst. Organische Chemie. 2
Publikováno v:
Journal of the Chemical Society, Perkin Transactions 1. :562
Treatment of 6β-(triphenylmethylamino)penicillanates with certain alkylating agents in the presence of strong anhydrous bases causes S-alkylation and cleavage of the thiazolidine ring between the sulphur atom and C-2. The scope and possible mechanis
Autor:
A. John Eglington, Edward G. Brain, John H. C. Nayler, Robert Southgate, Neal F. Osborne, Patricia Tolliday
Publikováno v:
Journal of the Chemical Society, Perkin Transactions 1. :2479
6-Acylaminopenam-3-carboxylic esters substituted at C-2 by one or two alkoxycarbonyl groups or by an acetyl group have been prepared from penicillins. The azetidinone ring remained intact throughout the reaction sequence, and the thiazolidine ring wa
Publikováno v:
Journal of the Chemical Society D: Chemical Communications. :590
Treatment of p-methoxybenzyl 6β-(triphenylmethylamino)penicillanate (Ia) with methyl iodide and strong anhydrous base caused selective cleavage of the thiazolidine ring to give 1-(1-p-methoxybenzyloxycarbonyl-2-methylprop-1-enyl)-4R-methylthio-3R-(t