نتایج جستجو برای: n 2h 1

تعداد نتایج: 3351044  

Journal: :Polycyclic Aromatic Compounds 2021

In continuance of search for new compounds we report herein the expedient and optimized synthesis a series N-(4-substituted phenyl)-7-hydroxy-4-methyl-2-oxoquinoline-1(2H)-carbothioamides (5a-g) in good yields. The anticancer antioxidant activities were determined as per standard protocol. Nearly 5 dozens cancer cell lines derived from nine different panels are used study activity was calculate...

Journal: :Science China. Materials 2021

This study used density functional theory and the quantum transport method to investigate interfacial coupling spin of transition metals (TMs) with a Fe, Co, Ni/2H-VSe2 hybrid nanostructure. Because indirect TM-Se-V led an obvious reduction magnetic moment disappearance half-metal characteristics 2H-VSe2, expected spin-filtering effect individual TMs 2H-VSe2 deteriorated at contact region. Neve...

Journal: :Molecules 2006
Long-Chih Hwang Chun-Hsie Tu Jung-Hui Wang Gene-Hsiang Lee

The title compound 6-amino-3-benzylmercapto-1,2,4-triazolo[3,4-f][1,2,4]-triazin-8(7H)-one (4), molecular formula C(11)H(10)N(6)OS, was obtained by the reaction of 3-amino-2-benzyl-6-hydrazino-1,2,4-triazin-5(2H)-one (3) with carbon disulfide in a water/pyridine mixture. Compound 4 can also be synthesized by reacting 6-amino-3(2H)mercapto-1,2,4-triazolo[3,4-f][1,2,4]triazin-8(7H)-one (7) with b...

2012
Klaus G. Jensen Erik B. Pedersen

3-Amino-l,2-benzisothiazole-1,1-dioxides (2b-n) have been prepared by heating saccharin (1) and the hydrochlorides of primary and secondary aliphatic amines with phosphorus pentoxide and N,N-dimethylcyclohexylamine at 240 °C. 3-Aminothieno[3,4-d]isothiazole-1,1-dioxides (6a-c) were similarly prepared from thieno[3,4-d]isothiazol3(2H)-one-1,1 -dioxide (5). 3 1 P NMR spectra were obtained of reac...

Journal: :Diabetes care 2007
Carine Beysen Elizabeth J Murphy Tracey McLaughlin Timothy Riiff Cindy Lamendola Holly C Turner Mohamad Awada Scott M Turner Gerald Reaven Marc K Hellerstein

OBJECTIVE The purpose of this study was to compare an in vivo test of whole-body glycolysis, the deuterated-glucose disposal test (2H-GDT), with insulin sensitivity measured by the euglycemic-hyperinsulinemic glucose clamp and the steady-state plasma glucose (SSPG) test. RESEARCH DESIGN AND METHODS The 2H-GDT consists of an oral glucose challenge containing deuterated glucose, followed by mea...

Journal: :Discrete Mathematics 1999
Eldar Fischer

It is proven that a graph with n vertices and minimum degree at least h+2 2h n contains n h ? O(h 2) vertex disjoint cycles of size h, and that a graph with n > N(h) vertices and minimum degree at least h+3 2h n contains n h vertex disjoint h-cycles, provided h divides n. Bounds on the minimum degree required for G to contain a factor consisting of cycles of speciied lengths are also discussed....

2010
Hana Bashir Shawish Kong Wai Tan M. Jamil Maah Seik Weng Ng

In the title mol-ecule, C(10)H(13)N(3)O(3)S·2H(2)O, the thio-semi-carbazide =N-NH-C(=S)-NH- fragment [torsion angle = 0.2 (1)°] is nearly coplanar with the benzene ring [dihedral angle = 2.4 (1)°]. The benzene ring and semicarbazide moiety are located on opposite sites of the C=N bond, showing an E configuration. The hy-droxy, imino and water H atoms are engaged in extensive hydrogen bonding, f...

Journal: :Dalton transactions 2018
Hong Xiao Jian Zhou Xing Liu Hongping Xiao Rute A S Ferreira Luís D Carlos Lianshe Fu

A novel 3-D cuprous iodide polymer [CuI(μ6-L)]n with a Cu/I ratio as high as 3 (1, H2L = 1,3-bis(2H-tetrazol-5-yl)benzene) has been hydrothermally synthesized. The 3-D framework of 1 is constructed by the linkages of rare 1-D cationic aggregates [CuI2+]n and anionic bi-tetrazolate bridges. 1 shows unusually thermochromic luminescent and photocatalytic properties, and its density functional theo...

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