Zobrazeno 1 - 10
of 32
pro vyhledávání: '"Robert Bucourt"'
Publikováno v:
Recueil des Travaux Chimiques des Pays-Bas. 78:527-533
Publikováno v:
Tetrahedron. 52:6699-6704
Approaching the transition state from both ends of the reaction pathway (the initial reactive conformation and the primary final form of the product), has enabled us to understand the unusually high stereoselectivity observed.
Publikováno v:
Tetrahedron Letters. 36:8221-8224
Propylbenzene is metalated regioseleclively at the α-carbon using the n -BuLi- t -BuOK-TMEDA super-base combination; the resulting carbanion condenses with functionalised benzophenones to provide direct syntheses of tamoxifen and 4-hydroxytamoxifen.
Publikováno v:
ChemInform. 27
Propylbenzene is metalated regioseleclively at the α-carbon using the n -BuLi- t -BuOK-TMEDA super-base combination; the resulting carbanion condenses with functionalised benzophenones to provide direct syntheses of tamoxifen and 4-hydroxytamoxifen.
Autor:
Robert Bucourt
Publikováno v:
Topics in Stereochemistry, Volume 8
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d02e9736eeb4143697ad8e4ff61e1bc7
https://doi.org/10.1002/9780470147177.ch2
https://doi.org/10.1002/9780470147177.ch2
Autor:
Thierry Ardouin, Eric Ezan, Tchernatinsky Claude, Robert Bucourt, Jean-Louis Thomas, Jean-Marc Grognet, Henri Benech, Jacques Paris
Publikováno v:
The Journal of steroid biochemistry and molecular biology. 46(4)
Currently available chromatographic assays of the progestative drug nomegestrol acetate in human plasma are not suitable for monitoring drug kinetics more than 24 h after clinical dosage. A specific and sensitive enzyme immunoassay was therefore deve
Publikováno v:
Tetrahedron. 34:2729-2736
Resume On decrit la preparation des isomeres α et β en position 2 des dimethyl-2,17 hydroxy-17β estradiene-4,9 ones-3, 4 , et des dimethyl-2,17 hydroxy-17β estratriene-4,9,11 ones-3, 21 . La configuration en 2 estetablie par voie chimique. Les co
Publikováno v:
Tetrahedron. 34:2233-2243
The syntheses of 2-(2-amino-4-thiazolyl) 2-(hydroxy or alkoxy)-imino acetic acid derivatives, with the anti (E) and syn (Z) configurations, are described. By means of these compounds, the acylation of the amino-group of 7β-amino cephalosporanic acid
Autor:
A. Reynet, Marcel Miocque, Claude Thal, H. Moskowitz, S. Labidalle, J.-M. Vierfond, Robert Bucourt, Z. Y. Min
Publikováno v:
Tetrahedron. 44:1159-1169
Resume La cyclisation d'alcoxyarylcyclohexanes epoxydes, par attaque de l'oxygene phenolique sur la fonction epoxyde, est realisee stereospecifiquement. On accede ainsi a une serie d'hexahydrodibenzofurannes qui sont l'objet de plusieurs amenagements
Publikováno v:
Journal of Antimicrobial Chemotherapy. 6:63-67