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1701“…In the title compound, C(10)H(8)N(2)O, the dihedral angle between the aromatic rings is 64.2 (1)° and the bridging C—O—C angle is 119.1 (1)°.…”
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1702“…In the crystal structure of the title compound, C(18)H(12)N(2)O, the two fused rings are aligned at 64.2 (1)°; the C—O—C angle is 118.73 (12)°.…”
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1703“…In the title compound, C(11)H(10)N(2)O, the aromatic rings make a dihedral angle of 76.3 (1)°. The C—O—C angle at the ether atom is widened to 117.79 (9)°.…”
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1704“…Performance of the reaction in various solvents showed that methanol was the solvent of choice at 0 (o)C. The products were isolated by simple filtration on silica gel.…”
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1705“…This review focuses on novel carbosilane dendrimers containing branches with Si-C and Si-O-C bonds. Introduction of organic moieties into the dendrimers is performed by hydrosilation of carbon-carbon double/triple bonds. …”
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1706“…The reaction is clean and gives the products in good to excellent yields under conventional heating conditions at 40 ºC in anhydrous dichloromethane.…”
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1707“…The volume will be composed of eight medi um-pressure (2 MPa) gas storage tanks made of carbon steel, which constrains the temperature of the wall to be higher than -50oC (223 K). The aim of the analysis is the assessment of a possible spot c ooling intensity and thermo-mechanical stresses in the tank wall following helium injection.…”
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1708por Peón-Hernández, G“…The active components of the read-out planes in the CMS Preshower work at a temperature of about -10oC. An assembled Preshower detector appears as a closed vessel. …”
Publicado 2000
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1709“…The crystal structure is stabilized by intermolecular N—H⋯O, C—H⋯N and C—H⋯O hydrogen bonds.…”
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1710“…In the crystal structure of the title compound, C(18)H(12)N(2)O, the dihedral angle between the two fused-ring systems is 84.3 (1) °; the C—O—C angle at the ether O atom is 117.31 (18)°.…”
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1711“…The crystal structure is stabilized by N—H⋯O, C—H⋯O and C—H⋯π hydrogen bonds.…”
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1712“…The correlations of the (1)H NMR, (13)C NMR and FT-IR spectral data from the R–O–C[double bond, length as m-dash]O groups in the alkyl carbamates and esters of homologous alcohols reveal R-group-dependent negative charge stabilization at the carbonyl oxygen and their donation to generic acceptors at C(α) of even alkyl alcohols (R), which explains several of their apparently anomalous properties.…”
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1713“…We have described the first example of an umpolung strategy for intermolecular [2 + 2 + 1] cycloaddition between two aryl aldehydes and a nitrile under the influence of TMSOTf that proceeds through the formation of N–C, O–C and C–C bonds providing a simple synthetic protocol for obtaining 2,4,5-trisubstituted oxazoles.…”
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1714“…The catalytic activity of [(Ph(2)P-o-C(6)H(4))(2)N]PdCl in aerobic aqueous Suzuki couplings is described. …”
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1715“…The effect of annealing the detectors at room temperature, at 200$^{o}$C and at 450$^{o}$C with a flash lamp have been shown to reduce the leakage current and increase the cce of the irradiated detectors. …”
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1716“…Two groups significantly differed in circulatory arrest time (six minutes vs. 30 minutes, P=0.000), cross-clamping time (101 minutes vs. 92 minutes, P=0.010), minimum nasopharyngeal temperature (29.4ºC vs. 27.2ºC, P=0.000), and highest lactate value during cardiopulmonary bypass (2.3 µmol/L vs. 4.1 µmol/L, P=0.000). …”
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1717“…The remaining two C=O O atoms interact with the partial occupancy water molecule via two O—H⋯O=C hydrogen bonds. Macrocycles of (I) stack as one-dimensional chains along the b-axis direction with primary intermolecular interactions involving weak C—H⋯O=C/OCH(3)/H(2)O contacts. …”
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1718por Alizada, Mirwais, Wang, Yuqiang, Zhao, Yao, Zhang, Shuhao, Hayatullah, Gati, Zhang, Min, Li, Shuxin, Alizada, Mujahid, Alizada, Muhibullah, Lalaj, Kejdi, Yang, Kerong, Soufiany, Ismatullah, Wang, Limin, Liu, Yilin“…Patients were positioned prone for surgery based on preoperative flexion O–C(2)a, and access to the true AAF was observed intraoperatively. …”
Publicado 2023
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1719por Mishra, Arun K, Alderwick, Luke J, Rittmann, Doris, Wang, Cindy, Bhatt, Apoorva, Jacobs, William R, Takayama, Kuni, Eggeling, Lothar, Besra, Gurdyal S“…Use of the acceptor α-D-Manp-(1→6)-α-D-Manp-O-C(8) in an in vitro cell-free assay confirmed NCgl1505 as an α(1→6) mannopyranosyltransferase, now termed MptB. …”
Publicado 2008
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1720“…The PBD dimer SJG-136, which has a C8–O–(CH(2))(3)–O–C8′′ central linker joining the two PBD moieties, is currently undergoing phase II clinical trials and current research is focused on developing analogues of SJG-136 with different linker lengths and substitution patterns. …”
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