4’-(N-(2-cyanoethyl)pyrrol-2-yl)-2,2’:6’,2’’-terpyridine
Data for the synthesis and caracterization of 4’-(N-(2-cyanoethyl)pyrrol-2-yl)-2,2’:6’,2’’-terpyridine.
4′-(N-(Propargyl)pyrrol-2-yl)-2,2′:6′,2′′-terpyridine
A new terpyridine molecule, bearing a N-propargylated pyrrole, was prepared and characterized. Its synthesis was based on a Krohnke-type reaction between 2-acetylpyridine and N-propargylpyrrole-2-carboxaldehyde in a basic medium. An allene-containing terpyridine was also obtained as a by-product.
Physicochemical characteristics of water and sediment - floodplains of the Ain, Doubs and Loue Rivers - 2015-2016
19 sites (16 wetlands and 3 rivers) with different physicochemical characteristics and distributed along three rivers (Ain, Doubs, and Loue) were sampled. The physicochemical characteristics of the wetlands were measured in situ or after laboratory analysis.
Physicochemical characteristics of water and sediment - Ain River floodplain - 2019-2020
34 sites (16 wetland sites, 15 river sites, and 3 groundwaters) distributed along the Ain River with different physicochemical characteristics were sampled. The physicochemical characteristics of the wetlands were measured in situ or after laboratory analysis.
Monitoring of the vegetation of extensive mountain hay meadows in eastern France (Jura and Vosges)
Diachronic observations of the plant communities of extensive hay meadows in the Jura and the Vosges mountains. The data include 66 old floristic relevés (realized between 2005 and 2009), 66 recent floristic relevés (realized in 2019) and plant community descriptors.
Water vole and plant diversity in a productive hay meadow of the Doubs department
Data of 32 vegetation plots located in a productive hay meadow disturbed by water voles. It includes the plant species lists and the associated community descriptors.
Stone crushing and plant community diversity in dry calcareous grasslands (old Franche-Comté region, eastern France)
30 floristic relevés realized in 2019 in dry calcareous grassland sites (in areas disturbed by stone crushing and non-disturbed areas) as well as the description of the studied dry calcareous grasslands.
1-{4-[(Hexyloxy)methyl]pyridin-2-yl}ethanone
A new member of the 2-acetylpyridine family has been prepared and characterized by NMR and IR spectroscopies.
New spiropyrrolothiazole derivatives bearing an oxazolone moiety as potential antidiabetic agent: Design, synthesis, crystal structure, Hirshfeld surface analysis, ADME and molecular docking studies
In a sustained search for novel and effective antihyperglycemics, a new series of fifteen isomeric oxazolone-fused dispiropyrrolothiazoles resulting from one-pot three component reaction between L-4-thiazolidine carboxylic acid, arylidene-oxazolones and isatin (or acenaphthenequinone) has been ...
Antimicrobial Activity and DFT Studies of a Novel Set of Spiropyrrolidines Tethered with Thiochroman-4-one/Chroman-4-one Scaffolds
A novel series of 14 spiropyrrolidines bearing thiochroman-4-one/chroman-4-one, and oxindole/acenaphthylene-1,2-dione moieties were synthesized and characterized by spectroscopic techniques, as well as by three X-ray diffraction studies, corroborating the stereochemistry. Quantum chemical ...
Synthesis, antidiabetic activity and molecular docking study of rhodanine-substitued spirooxindole pyrrolidine derivatives as novel α-amylase inhibitors
In a sustained search for novel α-amylase inhibitors for the treatment of type 2 diabetes mellitus (T2DM), we report herein the synthesis of a series of nineteen novel rhodanine-fused spiro[pyrrolidine-2,3′-oxindoles]. They were obtained by one-pot three component [3 + 2] cycloaddition of stabilized ...
Pressure-Temperature quantification of continental crustal hydration - Colorado Plateau
Data acquired in collaboration with the University of Boulder in Colorado (U.S.A.) for the understanding of the Colorado Plateau elevation. These data sets include mineralogical, petrological, chemical, pressure-temperature modelisation and density evolution.
1-(4-Formyl-2,6-dimethoxyphenoxy)-4-chlorobut-2-yne
A reaction of biomass-derived aldehyde synringaldehyde and half an equivalent of 1,4-dichlorobut-2-yne was attempted in order to obtain a bis-aldehyde with an alkyne spacer. The reaction was carried out in a basic media to effect bis O-alkylation, as described in literature for the preparation of ...
4′-(5-Methylfuran-2-yl)-2,2′:6′,2″-terpyridine: A New Ligand Obtained from a Biomass-Derived Aldehyde with Potential Application in Metal-Catalyzed Reactions
The new ligand 4′-(5-methylfuran-2-yl)-2,2′:6′,2″-terpyridine (1) was prepared in one step from 2-acetylpyridine and 5-methylfurfural. The latter is an aldehyde that can be readily obtained from biomass. The new terpyridine molecule was characterized by 1H and 13C-NMR spectroscopy as well as by ...
Diversity-oriented Synthesis of Spiropyrrolo[1, 2-a]isoquinoline Derivatives via Diastereoselective and Regiodivergent Three-component 1,3-Dipolar Cycloaddition Reactions: In vitro and in vivo Evaluation of the Antidiabetic Activity of Rhodanine Analogues
An efficient diastereoselective route is developed to get access to novel spiropyrrolo[1,2-a]isoquinoline-oxindole skeletons by a one-potthree-component [3 + 2] cycloaddition reaction of (Z)-5-arylidene-1,3-thiazolidine-2,4-diones, isatin derivatives, and 1,2,3,4-tetrahydroisoquinoline (THIQ). ...
Crystal structure of di-[mu]-iodido-bis[bis(acetonitrile-[kappa]N)copper(I)]
The title compound, [Cu2I2(CH3CN)4], exhibits a centrosymmetric Cu2I2 core [Cu...Cu distance = 2.7482 (11) Å], the CuI atoms of which are further coordinated by four molecules of acetonitrile. The CuI atom has an overall distorted tetrahedral coordination environment evidenced by L-Cu-L angles (L ...
Crystal structure of di-[mu]-iodido-bis[(dimethyl sulfoxide-[kappa]O)(triphenylphosphane-[kappa]P)copper(I)]
The centrosymmetric dinuclear title compound, [Cu2I2(C2H6OS)2(C18H15P)2], represents the first example of a CuI complex ligated by an O-bound dimethyl sulfoxide ligand. In the crystal, the two tetrahedrally coordinated CuI atoms are bridged by two [mu]2-iodido ligands in an almost symmetrical ...
4,4″-Dichloro-4′-(2-thienyl)-2,2′:6′,2″-terpyridine
A new thiophene-substituted terpyridine derivative has been prepared and characterized. This ligand features a thiophene heterocycle (as an electrochemically polymerizable unit) as well as two chlorine atoms for further functionalization.
4′-(N-(Propan-1,2-dienyl)pyrrol-2-yl)-2,2′:6′,2″-terpyridine
A new pyrrole-substituted terpyridine derivative that possesses an allene moiety was obtained as an “unexpected” sole product during an attempt to alkylate the N-atom of pyrrole with propargyl bromide in order to obtain an alkyne-functionalized terpyridine.
4′-(5-n-Propylthiophen-2-yl)-2,2′:6′,2″-terpyridine
A new thiophene-substituted terpyridine derivative has been prepared through the reaction between 5-n-propylthiophene-2-carboxaldehyde and 2-acetylpyridine. This terpyridine derivative bears an alkyl chain linked via a thiophene heterocycle.
Crystal structure of 2-[bis(benzylsulfanyl)methyl]-6-methoxyphenol
The title compound, C22H22O2S2, 1, represents an example of an ortho-vanillin-based functionalized dithioether, which could be useful as a potential chelating ligand or bridging ligand for coordination chemistry. This dithioacetal 1 crystallizes in the orthorhombic space group Pbca. The phenyl ...
Crystal structures of 9-[bis(benzylsulfanyl)methyl]anthracene and of cyclo-dodecakis(μ2-phenylmethanethiolato-κ2S:S)hexapalladium(6 Pd—Pd)–anthracene-9,10-dione (1/1)
The first title compound, C29H24S2, L1, represents an example of an anthracene-based functionalized dithioether, which may be useful as a potential chelating or terminal ligand for coordination chemistry. This dithioacetal L1 crystallizes in the monoclinic space group P21/c. The phenyl rings of ...
Three-Component Access to Functionalized Spiropyrrolidine Heterocyclic Scaffolds and Their Cholinesterase Inhibitory Activity
A novel one-pot [3+2]-cycloaddition reaction of (E)-3-arylidene-1-phenyl-succinimides, cyclic 1,2-diketones (isatin, 5-chloro-isatin and acenaphtenequinone), and diverse α-aminoacids such as 2-phenylglycine or sarcosine is reported. The reaction provides succinimide-substituted dispiropyrrolidine ...
Pollen analysis - Dizy (Suisse, Vaud), En Delèze
Two series of pollen analyses at En Delèze, Dizy. Natural site: peat bog. Series 1: Samples from three trenches (M20, M25 et M80) Series 2: Drilling with a mechanized Russian core (DZ6) All together, 289 samples analysed and 18 14C dates.
Fossorial water vole (Arvicola terrestris) population cycles and their phase-associated microbial communities
Monitoring of montane water vole populations on the Jura plateau during the phases of a demographic cycle: relative densities, reproduction parameters, weight, relative age (crystalline weight), and microbial community composition. Those data have been collected in the framework of Petra Villette's ...
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