Nous étudions la réactivité de la phényl-5 thiéno[3,2- b ]pyrannone-7 et de la phényl-2 benzo[ b ]thiéno-[3,2- b ]pyrannone-4 vis à vis de reactifs nucleophiles et la comparons à celle des benzopyrannones. Reactions of 5-phenylthieno[3,2- b ]pyran-7-one, 2-phenyl...
Les Clefs d'Orléans, votre expert local en immobilier sur le secteur Orléans est maintenant disponible sur Android Grâce à l’application, vous pouvez : - Rechercher des appartements et des maisons à la vente et à la location- Mémoriser vos recherches - Conserver vos annonces préfér...
aldéhydes]]>Ledoi:10.1002/hlca.19590420129Jaunin, RLausanne, Laboratoire de Chimie organique de l'UniversitéMagnenat, J.‐PLausanne, Laboratoire de Chimie organique de l'UniversitéWILEY‐VCH Verlag GmbHHelvetica Chimica Acta
Les 3 vallées最新版截图 # Les 3 vallées最新版 The largest ski area in the world’s official application! Les 3 Vallées comprise the resorts of Courchevel, La Tania, Méribel, Brides-Les-Bains, Les Menuires – Saint Martin, Val Thorens and Orelle:The largest ski area in...
Dictée_Actu_24_Les féminicides, un combat de société (B2) 2019-07-08 17:27:5021:21741 所属专辑:精灵法语丨听写吧 DICTÉES 声音简介 Ordonnance (n.f.)法令;条例 Périmètre (n.m.)周界线;区域 Décréter (v.t.)颁布;宣布 ...
Besides offering as literally and accurately as possible the sense of Aristotle's text, this volume contains as well the interesting commentary inspired by the teaching of Ammonius of Hermeias, which to this date ha...
Flat gain spectra over very large bandwidths are obtained using two pumps in a single fibre, or a single pump in a multi-section, dispersion-tailored fibre arrangement. The second part studies air-silica microstructured fibres. An efficient modelling tool based on the vectorial Galerkin method ...
Osmiophilic inclusions were frequently observed in cells ofCeratocystis ulmi(Buism.) C. Moreau in its hosts and in culture. These inclusions vary in shape, size, or their degree of compactness and are composed of fibrillar material and dense granules that are generally 150 Å in diameter....
Rate constants have been measured for the addition of sulphite ion and hydroxylamine on a series of sterically hindered cyclohexanones as well as for the decomposition of the bisulphite adducts. The observed differences in reactivity mau be regarded as resulting from the intervention of the “steric...
Pham, Q. TC.N.R.S. Institut de Recherches sur la Catalyse, 39, Bd. du Onze Novembre 1918, 69 Villeurbanne, Rhone, FranceRocaniere, PC.N.R.S. Institut de Recherches sur la Catalyse, 39, Bd. du Onze Novembre 1918, 69 Villeurbanne, Rhone, FranceGuyot, A...