Zobrazeno 1 - 10
of 68
pro vyhledávání: '"Jean Dominique Bourzat"'
Autor:
Jean Dominique Bourzat
Après la chute de la royauté le 10 août 1792, le palais du Roi-Soleil n'est plus qu'une carcasse. Ses meubles sont vendus et son avenir menacé.En 1892, Pierre de Nolhac, administrateur du château, décide de lui redonner sa vocation de résidenc
Autor:
Jean-Dominique Bourzat
Publikováno v:
Périodiques Scientifiques en Édition Électronique.
Geoffroy’s affinity ratios or the key to a successful blending under the laws of thermodynamic – On the 27th of August 1718, Geoffroy issued a communication to the French Royal Academy of Sciences entitled : «Table des différents rapports obser
Autor:
Jean Dominique Bourzat
L'histoire porte sur Louis XVI un jugement qui reste très souvent négatif, véhiculant la légende d'un roi mou et incapable, fuyant ses responsabilités au profit d'activités manuelles jugées indignes d'un monarque. Ces a priori ont occulté le
Autor:
Jean-Dominique Bourzat
Publikováno v:
Revue d'histoire de la pharmacie. 100:319-326
Nicolas Lemery’s correspondence – The French National Record Office has put together in the M series a lot of various papers, for example, the correspondence of famous people, particularly, letters received by Nicolas Lemery in the year 1704. Man
Autor:
Jean-Dominique Bourzat
Publikováno v:
Périodiques Scientifiques en Édition Électronique.
The Nicolas Lémery’s mechanistic approach to chemistry – Nicolas Lémery was the first chemist to have a mechanistic approach to chemistry. Starting from the acids-bases theory in which two chemicals react with each other in a battle between the
Publikováno v:
The Journal of Organic Chemistry. 67:8513-8518
It is possible to prepare carbon-based analogues of the Merrifield resin by electrochemical reduction of diazonium salts or oxidation of aryl acetates on high specific surface area carbon felts. These modified felts can undergo further reactions: nuc
Autor:
and Alain Commerçon, Jean-Dominique Bourzat, Estelle Coulon and, Jean Pinson, Jean Pierre Pulicani
Publikováno v:
Langmuir. 17:7102-7106
Electrochemical reduction of diazonium salts and oxidation of carboxylates on high surface felt electrodes permits functionalization of the surface of the felt. The functionalization has been ascertained by different methods including elemental analy
Publikováno v:
Tetrahedron Letters. 37:6327-6330
The semisynthesis of RPR 121056A ( 4 0, a major metabolite of irinotecan (CPT-11, 2 ), is reported starting from SN-38 ( 3 ) and an appropriate side-chain precusor, and using a 2-step sequence. This semisynthesis is based on the 10-O-acylation of SN-
Publikováno v:
Bioorganic & Medicinal Chemistry Letters. 5:809-814
An expedient route for semisynthetic para -modified 3′-phenyl docetaxel analogs is described using the initial regioselective iodination of the oxazolidinecarboxylate 3 . Palladium catalyzed coupling reactions of the iodo intermediate 4 with alkeny
Autor:
Jean-Pierre Pulicani, Herve Bouchard, Alain Commercon, Jean-Dominique Bourzat, Marc Vuilhorgne
Publikováno v:
Tetrahedron Letters. 35:9713-9716
A new route to semisynthetic 19-nor-7β, 8β-methylene taxoids, such as compound 8 , from the 7-O-trifluoromethanesulfonyl derivative 6 is reported. Evidence for a dissociation of the triflate to form a carbocation at C-7 under the reaction condition