Zobrazeno 1 - 10
of 60
pro vyhledávání: '"Fang Ming Miao"'
Publikováno v:
Chinese Journal of Chemistry. 20:358-361
The supramolecular compound, β-CD/m-aminophenol [(C42H70O35)·(C6H7ON)·(H2O)7.5·CH3OH], was synthesized and characterized by X-ray diffraction analysis. It crystallizes in monoclinic system, P21 space group, with a = 1.5122(4) nm, b=1.0335(4) nm,
Publikováno v:
Chinese Journal of Chemistry. 21:1451-1457
5, 10, 15-Triphenyl-20-|2-[α-(adenine-9) acetylamino]| phenyl porphyrin (1), 5,10,15-triphenyl-20-|2-[α-(cytosine-l)acetylamino]| phenyl porphyrin (2), 5, 10, 15-triphenyl-20-|4-[α-(cytosine-1)ethoxy]| phenyl porphyrin (3) and their zinc complexes
Publikováno v:
Journal of Structural Chemistry. 50:835-840
L-Seryl-L-histidine dipeptide is of scientific interest mainly because of its various biological activities. In this paper, the lowest energy structure of the dipeptide was determined by molecular modeling, and further validated by quantum chemistry
Autor:
Chuan Zhong Wang, Fang Ming Miao, Yun Ti Chen, Zhi Ang Zhu, Ying Li, Xin Wen, Albert S. C. Chan, Wing Lai Chan
Publikováno v:
New Journal of Chemistry. 25:801-806
Three novel chiral zinc porphyrins (4a–4c) with protected chiral amino acid substituents as chiral sources were synthesized. Their chiral recognition of amino acid methyl esters was investigated using UV-vis spectrophotometric titration. Some enant
Publikováno v:
Phosphorus, Sulfur, and Silicon and the Related Elements. 112:281-284
We report in this communication our findings on the reactivity and regioselectivity of thionation between the formacyl derivatives of 1-oxo-1-phospha-2,6,7-trioxacyclo[2.2.2]octane and Lawesson's Reagent (LR) in detail.
Publikováno v:
Inorganica Chimica Acta. 240:257-262
A number of N,N′-bis(4-substituted phenyl)-1,7-diaza-12-crown-4 and N,N′-bis(4-substituted phenyl)-1, 10-diaza-18-crown-6 (where the substituents are OCH3, CH3, H, Cl, respectively) have been prepared by cyclization reaction of a ditosylate with
Autor:
Zhong-Xian Yan, Han-Jie Zhou, Jin-Ling Wang, Yu-Gui Li, Song-Cheng Yang, Xiao-Chun Jiang, Fang-Ming Miao, Rui Feng, Yong-Qiang Zhang, Xiao-Lan Liu
Publikováno v:
Phosphorus, Sulfur, and Silicon and the Related Elements. 102:185-193
In this paper the synthetic methods of alpha-aryl-beta-nitroalkyl phenyl phosphinothionates 4 which were unknown were studied in detail and it was found that only when using Lawesson's reagent (LR) as thionating agent these compounds were obtained in
Publikováno v:
Acta Crystallographica Section E Structure Reports Online. 59:o430-o432
In the title compound, C28H25N5O2, the carbonyl group of the 5-methyl-2-phenylpyrazol-3-one moiety, the adjacent double bond and the amine N atom of antipyrine are essentially coplanar, the largest deviation from the mean plane being 0.049 (2) A. T
Publikováno v:
Acta Crystallographica Section E Structure Reports Online. 59:m128-m130
The Cu atom in the title complex, [Cu(C25H20N3O2)2(H2O)], has a distorted trigonal-bipyramidal coordination environment, with two O atoms of the pyrazolone rings and a water O atom in the equatorial plane and two N atoms in axial positions [N—Cu—
Publikováno v:
Polyhedron. 13:2543-2548
The complex polymer [Cu2(oxap)(fum)]n·5nH2O, where oxap and fum are dianions of N,N′-bis(2-aminopropyl)oxamide and of fumarate, respectively, was prepared and characterized by means of X-ray crystallography, magnetic and spectroscopic measurements