Zobrazeno 1 - 10
of 21
pro vyhledávání: '"M.F. Lautie"'
Publikováno v:
Spectrochimica Acta Part A: Molecular Spectroscopy. 50:2177-2188
The infrared solid state, Raman solid state and tetrachloride solution spectra of flavone have been obtained. Assignments of most of the vibrational data have been performed by comparison between the spectra of flavone and three isotopic species, deu
Autor:
J. C. Merlin, A. Stastoua, Raymond Brouillard, M.F. Lautie, M. Saidi-Idrissi, Jean-Paul Cornard
Publikováno v:
Spectrochimica Acta Part A: Molecular Spectroscopy. 50:703-712
In order to give a better insight into the vibrational properties of anthocyanins, the synthesis and the vibrational studies of some hydroxyflavylium derivatives with a controlled substitution pattern have been performed. The IR, Raman and resonance
Autor:
Nicole Ratovelomanana, Daniel André, Henri Szwarc, Frédéric Dunstetter, Anne Gonthier-Vassal, M.F. Lautie
Publikováno v:
Chemical Physics. 175:475-482
Deuterated thiophene has been studied by powder neutron diffraction spectroscopy from ∼ 60 K to melting temperature. Preliminary DSC measurements have shown that the thermodynamic behaviours of hydrogenated and deuterated thiophene are almost ident
Autor:
Nadine Leygue, M.F. Lautie
Publikováno v:
Journal of Labelled Compounds and Radiopharmaceuticals. 29:813-822
Picolines and 2,6-lutidines partially deuterated on the methyl group or fully deuterated have been prepared with high isotopic purity. Monodeuteration of the methyl group was obtained either by deuterolysis of lithiated derivatives or by reduction of
Autor:
M. Corval, M.F. Lautie
Publikováno v:
Journal of Labelled Compounds and Radiopharmaceuticals. 19:1011-1020
The syntheses of 2-13C and 3-13C indoles and indolizines and 1-13C indolizine are described. They are obtained from 1-13C bromoacetaldehyde on (2-pyridyl) ethylacetate for 2-13C indolizine, and through cyclisations of suitably labelled intermediates:
Publikováno v:
Spectrochimica Acta Part A: Molecular Spectroscopy. 36:85-94
The i.r. and Raman spectra of liquid and crystalline indole, indolizine and numerous deuterated derivatives have been investigated between 4000 and 200 cm−1. Infrared spectra of gas and solutions were also examined. An assignment of all 42 intramol
Publikováno v:
Journal of Labelled Compounds and Radiopharmaceuticals. 15:65-70
Five deuterated indolizines were prepared either by reaction of epichlorhydrine with α-pyridyl lithium, both suitably deuterated, or by acid or metal - catalysed exchange.
Publikováno v:
Spectrochimica Acta Part A: Molecular Spectroscopy. 45:187-201
The ground state and protonated state (quaternized salt) vibrational spectra (200–1800 cm −1 ) of the title amines are reported for various ring and/or methyl deuterated derivatives. Complete assignments are proposed and compared to those establi
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Akademický článek
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