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7341“…A mild and highly efficient stereoselective reaction of 3,4,6-tri-O-acetyl-D-glucal with a variety of nucleophiles, viz. alcohols, phenols, thiols, thiophenols, and allyl trimethyl silane (TMS), in the presence of 5 mol% of lanthanum(III) nitrate hexahydrate under solvent-free conditions yielded the corresponding 2,3-unsaturated glycopyranosides (pseudoglycals) in excellent yields.…”
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7342“…Three variants, β3a–c, exhibit kinetically distinct inactivation behaviors. …”
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7343por Byun, Jun Soo, Kim, Hyung-Jin, Yim, Yoo Jeong, Kim, Sung Tae, Jeon, Pyoung, Kim, Keon Ha, Kim, Sam Soo, Jeon, Yong Hwan, Lee, Jiwon“…Two neuroradiologists reviewed both MR images with particular attention to the visibility of the anatomic structures, including four branches of the cranial nerves within the IAC, anatomic structures of the cochlea, vestibule, and three semicircular canals. RESULTS: Although both techniques provided images of relatively good quality, the 3D DRIVE sequence was somewhat superior to the 3D bFFE sequence. …”
Publicado 2008
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7344“…A Jumonji C family histone 3 lysine-27 (H3K27) demethylase, Jmjd3, plays a crucial role in macrophage plasticity and inflammation. …”
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7345“…In the crystal structure of the title compound, C(23)H(21)N(3)O(2)S, all ring atoms of the imidazo[1,2-a]benzothieno[3,2-d]pyrimidine system are essentially coplanar and the phenyl ring is twisted with respect to it [dihedral angle = 72.60 (9)°]. …”
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7346“…Lim3 encodes an RNA polymerase II transcription factor with a key role in neuron specification. …”
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7347por Benzerka, Saida, Bouraiou, Abdelmalek, Bouacida, Sofiane, Rhouati, Salah, Belfaitah, Ali“…The molecule of the title compound, C(23)H(23)ClN(2)O(4), contains a quinolyl unit linked to a functionalized pyrrolidine system with a 3,4-trans arrangement of the substituents. The unit cell contains two stereoisomers that have the absolute stereochemistry 3S,4R and 3R,4S. …”
Publicado 2008
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7348
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7349“…The crystal structure of the title compound, C(16)H(11)FN(4)OS, was synthesized in the course of our studies on 1,2,4-triazolo[3,4-b][1,3,4]thiadiazoles as inhibitors of p38 mitogen-activated protein kinase (MAPK). …”
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7350“…In the title compound, C(28)H(31)ClO(4), the five-membered cyclopentyl ring displays an envelope conformation with the atom at the flap position 0.519 (3) Å out of the mean plane formed by the other four atoms. …”
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7351
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7352“…In the title steroid derivative, C(25)H(40)O(3), the fused cyclopropane unit that corresponds to a part of the A ring has a β-configuration and the associated cyclopentane ring an envelope-shaped conformation.…”
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7353por Nirmala, S., Karthikeyan, K., Kamala, E. Theboral Sugi, Sudha, L., Perumal, P. T.“…In the title compound, C(24)H(25)N(3)O(4), the pyrrolidine ring adopts an envelope conformation while the pyrrolidine-2′′,5′′-dione ring adopts a twist conformation. …”
Publicado 2009
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7354por Khan, Mahmood-ul-Hassan, Hameed, Shahid, Tahir, M. Nawaz, Bokhari, Tanveer Hussain, Khan, Islam Ullah“…In the title compound, C(19)H(19)FN(4)S, the planes of the 2-fluorophenyl and 1,2,4-triazolo[3,4-b][1,3,4]thiadiazole ring systems are oriented at a dihedral angle of 48.98 (6)°. …”
Publicado 2009
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7355“…The title compound, C(19)H(21)N(3)O(3)S, was synthesized via the aza-Wittig reaction of functionalized iminophosphorane with phenyl isocyanate under mild conditions. …”
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7356
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7357“…In the title compound, C(20)H(19)N(5)O(2), all atoms of the 1,2,3-triazolo[4,5-d]pyrimidine ring system are essentially coplanar [maximum deviation = 0.015 (2) Å], indicating the existence of a conjugate system in which each carbon and nitrogen atom is sp (2) hybridized and ten π electrons (three from carbon atoms and seven from nitrogen atoms) constitute an aromatic heterocycle. …”
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7358
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7359“…The title compound, C(19)H(21)N(3)O(3)S, was synthesized via an aza-Wittig reaction of a functionalized iminophosphorane with phenyl isocyanate under mild conditions. …”
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7360“…In the crystal structure of the title Ni(II) complex, [Ni(C(6)H(4)NO(3))(2)(C(3)H(4)N(2))(2)], the Ni(II) atom is located on a twofold rotation axis and is chelated by two oxidopyridiniumcarboxylate anions and further cis-coordinated by two imidazole ligands in a distorted cis-N(2)O(4) octahedral geometry. …”
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