Analysis of biomass pyrolysis oils by a combination of various liquid chromatographic techniques and gas chromatography-mass spectrometry

Autor: M. Essayegh, F. Villeneuve, B. Desmazieres, P.L. Desbène

Publikováno v: Journal of Chromatography A. 553:211-221

A strategy for the overall analysis of pyrolysis oils is decribed based on the combination of a previously developed fractionation, the improved API 60 fractionation, with high-performance analytical techniques used in series, such as size-exclusion

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::fc41789b0788ef5fb83ccb0cfc087abc
https://doi.org/10.1016/s0021-9673(01)88491-0

Réactivité des α-halobutyrolactones à halogènes tertiaires vis-à-vis des nucléophiles faiblement basiques

Autor: Mounir M. Essayegh, Josyane Gharbi-Benarous, Gilbert Dana

Publikováno v: Canadian Journal of Chemistry. 65:2031-2038

2-Methyl-4-phenylbutenolide (5) is prepared in a quantitative manner by an elimination of HBr from the corresponding bromolactones 3. This reaction, induced by halide ions at 100 °C in polar aprotic solvents (DMF, DMSO), is accompanied by a bimolecu

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::f9840bced0be83e2c8f8122702ad798f
https://doi.org/10.1139/v87-338

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Rapid and Practical Synthesis of gem-Dibromoalkanes from Aldehydes by Tribromide Reagent.

Autor: Ren B; State Key Laboratory for Oxo Synthesis and Selective Oxidation, Lanzhou Institute of Chemical Physics, Chinese Academy of Sciences, Lanzhou, 730000, P. R. China.; University of Chinese Academy of Sciences, Beijing, 100049, P. R. China., Xu J; State Key Laboratory for Oxo Synthesis and Selective Oxidation, Lanzhou Institute of Chemical Physics, Chinese Academy of Sciences, Lanzhou, 730000, P. R. China., Liu C; State Key Laboratory for Oxo Synthesis and Selective Oxidation, Lanzhou Institute of Chemical Physics, Chinese Academy of Sciences, Lanzhou, 730000, P. R. China.

Publikováno v: Chemistry, an Asian journal [Chem Asian J] 2024 Mar 01; Vol. 19 (5), pp. e202301087. Date of Electronic Publication: 2024 Jan 22.

Carbon-13 and carbon-14 labeled dabigatran etexilate and tritium labeled dabigatran.

Autor: Latli, Bachir¹ bachir.latli@boehringer ‐ ingelheim.com, Kiesling, Ralf² ralf.kiesling@boehringer-ingelheim.com, Aßfalg, Stefan², Chevliakov, Max¹, Hrapchak, Matt¹, Campbell, Scot¹, Gonnella, Nina¹, Busacca, Carl A.¹, Senanayake, Chris H.¹

Publikováno v: Journal of Labelled Compounds & Radiopharmaceuticals. Dec2016, Vol. 59 Issue 14, p648-656. 9p.