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  1. 2461
    “…From each sampling plot, five cuttings were collected and placed in photoeclectors in laboratory conditions (18-22ºC). Emerged bark beetles and parasitoids were regularly gathered and fixed in ethanol. …”
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    New parasitoid (Hymenoptera, Chalcidoidea) records of bark beetles (Coleoptera, Curculionidae, Scolytinae) in pine plantations in Bulgaria
  2. 2462
    por Stapf, Manuel, Schwarzer, Anke
    Publicado 2023
    “…The host mol­ecules are linked by N—H⋯O=C hydrogen bonds and C—H⋯O contacts with R (2) (1)(6) and R (2) (1)(7) ring motifs. …”
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    N,N′-[1,4-Phenyl­enebis(imino­carbon­yl)]bis­(l-phenyl­alanine) tetra­hydro­furan disolvate
  3. 2463
    “…The results obtained with variation of photolysis conditions demonstrated the hemilabile character of the Mn-O=C(imide) bond. On addition of external ligands, the color and electrochemical properties changed, which is promising for the use of this complex as a sensor for small molecules.…”
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    Optical and Electrochemical Properties of a Photosensitive Pyromellitic Diimide Derivative of Cymantrene
  4. 2464
    “…The mol­ecule crystallizes as the keto tautomer, and the β-diketone moieties are twisted out of planarity, with O—C⋯C—O pseudo torsion angles of −74.4 (5) and −83.9 (5)°. …”
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    N-(4-Eth­oxy­phen­yl)-3-oxobutanamide
  5. 2465
    “…In the crystal, a layered structure is formed by N—H⋯O, C—H⋯O and C—H⋯F hydrogen bonds plus slipped π–π stacking inter­actions. …”
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    2-[4-(2-Chloro­benz­yl)-3-methyl-6-oxo-1,6-di­hydro­pyridazin-1-yl]-N-(4-fluoro­phen­yl)acetamide
  6. 2466
    por Feder, Ned, Sidman, Richard L.
    Publicado 1958
    “…Freeze-substitution is based on rapid freezing of tissues followed by solution ("substitution") of ice at temperatures well below O°C. A 1 to 3 mm. specimen was thrown into 3:1 propane-isopentane cooled by liquid nitrogen to -175°C. …”
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    Methods and Principles of Fixation by Freeze-Substitution
  7. 2467
    Publicado 1980
    “…In the presence of 145 mM Na+, these agents also depolarized the synaptosomes, as indicated by increased fluorescence in the presence of a voltage-sensitive oxacarbocyanine dye [diO-C5(3)]. Polypeptide neurotoxins from the scorpion Leiurus quinquestriatus and from the sea anemone Anthopleura xanthogrammica potentiated the stimulatory effects of batrachotoxin and veratridine on the influx of 22Na into synaptosomes. …”
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    Sodium channels in presynaptic nerve terminals. Regulation by neurotoxins
  8. 2468
    “…L. mesenteroides CMG713 produced maximum dextran after 20 hours of incubation at 30ºC with 15% sucrose at pH 7.0. The molecular mass distribution of dextran produced by this strain showed that its molecular mass was about 2.0 million Da. …”
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    Production & Characterization of a Unique Dextran from an Indigenous Leuconostoc mesenteroides CMG713
  9. 2469
    “…In the structure of the title compound, C(20)H(15)BrN(4)O·C(2)H(6)O, the hydrogenated pyridinone ring adopts an envelope conformation. …”
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    4-(4-Bromo­phen­yl)-4,5,6,7-tetra­hydro-3-methyl-6-oxo-1-phenyl-1H-pyrazolo[3,4-b]pyridine-5-carbonitrile ethanol solvate
  10. 2470
    “…In addition, there is a short O⋯C inter­molecular contact [2.970 (5) Å].…”
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    2-r-(4-Chloro­phen­yl)-6-c-phenyl-3,4,5,6-tetra­hydro-2H-thio­pyran-4-one 1-oxide
  11. 2471
    por Fun, Hoong-Kun, Kia, Reza
    Publicado 2008
    “…The meth­oxy group is approximately coplanar with the benzene ring, with a C—O—C—C torsion angle of 2.34 (12)°. Neighbouring mol­ecules are linked together by weak inter­molecular C—H⋯O hydrogen bonds and a C—H⋯π inter­action, forming a sheet parallel to the ab plane. …”
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    4,4′-Dimethoxy-2,2′-[1,1′-(propane-1,3-diyldinitrilo)diethylidyne]diphenol
  12. 2472
    por Qin, Shu-Qi, Pang, Tao, Li, Yi-Tao
    Publicado 2008
    “…The crystal structure is stabilized by inter­molecular N—H⋯O, C—H⋯F and N—H⋯F inter­actions.…”
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    4,4′-[8b,8c-Bis(ethoxycarbonyl)-4,8-dioxo-2,3,5,6-tetra­hydro-1H,4H-2,3a,4a,6,7a,8a-hexa­azacyclo­penta­[def]fluorene-2,6-diyl]dipyridinium bis­(tetra­fluorido­borate)
  13. 2473
    “…The meth­oxy group is coplanar with the benzene ring, as indicated by the C—O—C—C torsion angle of −179.56 (8)°. In the unit cell, mol­ecules are linked together by inter­molecular C—H⋯O hydrogen bonds, forming chains along the a axis; these chains are further stacked down the b axis by both inter­molecular C—H⋯O and C—H⋯π inter­actions.…”
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    N,N′-Bis(3-methoxy­benzyl­idene)ethane-1,2-diamine
  14. 2474
    “…The structure is stabilized by an intra­molecular (N—H⋯O) and five inter­molecular (C—H⋯O, C—H⋯N and N—H⋯O) hydrogen bonds. The mol­ecules are linked to each other by hydrogen bonds and form a three-dimensional polymeric network. …”
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    4-Chloro-2-[(E)-({4-[N-(3,4-dimethyl­isoxazol-5-yl)sulfamo­yl]phen­yl}iminio)meth­yl]phenolate
  15. 2475
    “…The two mol­ecules are stabilized by intra­molecular N—H⋯O, O—H⋯O and C—H⋯S inter­actions and the crystal structure is stabilized by inter­molecular N—H⋯O, O—H⋯O, C—H⋯O and C—H⋯N inter­actions.…”
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    N-(3-Oxo-1-thia-4-aza­spiro­[4.5]dec-4-yl)-6-phenyl­imidazo[2,1-b][1,3]thia­zole-3-acetamide hemihydrate
  16. 2476
    “…In the crystal structure, an extensive network of N—H⋯O, N—H⋯N, O—H⋯S and N—H⋯S hydrogen bonds and weak C—H⋯O, C—H⋯N and C—H⋯S contacts together with an S⋯S [3.5958 (14) Å] and a C—H⋯π inter­action form a three-dimensional network.…”
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    (E)-2-[1-(1-Benzothio­phen-3-yl)ethyl­idene]hydrazinecarbothio­amide methanol hemisolvate
  17. 2477
    “…In the crystal structure, there are N—H⋯O, C—H⋯O and C—H⋯π hydrogen bonds, and π–π inter­actions.…”
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    Di-μ-oxido-bis­({(R)-(–)-2-[1-(2-amino­propyl­imino)eth­yl]-1-naphtholato-κ(3) N,N′,O}oxidovanadium(V))
  18. 2478
    por Dai, Wei
    Publicado 2008
    “…In the title compound, {[Mn(C(6)H(2)D(2)NO(2))(2)(H(2)O)]·C(2)H(6)O}(n), the Mn(II) metal centre displays a slightly distorted octa­hedral coordination geometry, provided by three O and two N atoms of five isonicotinate ligands and one O atom of a water mol­ecule. …”
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    Poly[[aqua­[μ(3)-(2,6-(2)H(2))-isonicotinato-κ(3) N:O:O′][μ(2)-(2,6-(2)H(2))-isonicotinato-κ(2) N:O]manganese(II)] ethanol solvate]
  19. 2479
    “…In the crystal structure, the dinuclear units are linked into a three-dimensional network by O—H⋯O, C—H⋯O and C—H⋯Cl hydrogen bonds. One of the Cl atoms is disordered over two positions with occupancies of 0.650 (2) and 0.350 (2).…”
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    Tetra­kis(μ-2-chloro-4-nitro­benzoato-κ(2) O:O′)bis­[aqua­copper(II)]
  20. 2480
    “…In the mol­ecule of the title compound, C(11)H(14)N(2)O(2)S, the five-membered ring adopts an envelope conformation and an intramolecular N—H⋯O hydrogen bond occurs. Intra­molecular N—H⋯O, C—H⋯S and C—H⋯N hydrogen bonds result in the formation of two five- and one six-membered rings, having twisted conformations. …”
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    1,3-Dimeth­oxy-2,3-dihydro-1H-isoindole-2-carbothio­amide
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