搜索结果: 1-11 共查到“理学 Spectroscopic characterization”相关记录11条 . 查询时间(0.203 秒)
Spectroscopic characterization of a sepiolite-based Maya Blue pigment
Maya Blue sepiolite indigo spectroscopy host/guest interaction
2011/11/7
Maya blue, an ancient pigment used by Mayas in Mesoamerica, can be considered an ancestor of modern nano-composites as it forms by grinding and heating the guest indigo molecule with a hosting clay fr...
Synthesis, spectroscopic characterization, mass spectrometry, and crystal structure of N-{[(4-bromophenyl)amino]carbonothioyl}benzamide
Thiourea derivative X-ray structure determination mass fragmentation
2010/12/3
N-{[(4-bromophenyl)amino]carbonothioyl}benzamide was synthesized and characterized by IR, 1H- and 13C-NMR, mass spectrometry, and elemental analysis. The crystal structure was determined from single c...
Synthesis, Spectroscopic Characterization, Mass Spectrometry and Crystal Structure of N-{[(4-bromophenyl) amino]carbonothioyl}benzamide
Thiourea derivative X-ray structure determination mass fragmentation
2010/10/19
N-{[(4-bromophenyl)amino]carbonothioyl}benzamide was synthesized and characterized by IR, 1 H- and 13C-NMR, mass spectrometry, and elemental analysis. The crystal structure was determined from single ...
Reactions of the solvent-stabilized compound [MoOCl2(THF)2] with aromatic nitrogen donor ligands: spectroscopic characterization and semiempirical AM1* calculations
Mo(VI) complexes oxo-imido complexes oxomolybdenum complexes oxygen atom
2010/4/8
Reaction of the solvent-stabilized dioxo-molybdenum(VI) compound [MoO2Cl2(THF)2] with PPh3 yielded the oxomolybdenum(IV) species [MoOCl2(THF)2] (1) by the removal of one oxygen atom as PPh3O. The comp...
EPR, UV-Visible, and Near-Infrared Spectroscopic Characterization of Dolomite
Dolomite Carbonate minerals Near-Infrared Spectroscopic
2009/9/4
Dolomite mineral samples having white and light green colors of Indian origin have been characterized by EPR, optical, and NIR spectroscopy. The optical spectrum exhibits a number of electronic bands ...
Synthesis and Spectroscopic Characterization of New [Cu(tBusalpphen)]2, [MoCl2(salpphen)]2 Complexes and Sn2Cl8(tBusalpphen).2HNEt3 Adduct
Copper(II) complex molybdenum(IV) complex Schiff base complexes tin(IV) adduct tetradentate Schiff base ligands
2010/4/19
Tetradentate Schiff base ligands, which were derived from the condensation of phenylenediamine with salicylaldehyde [salpphenH2: N, N'-p-phenylene-bis(salicyclideneimine)] or 3,5-di-tert-butyl-2-hydro...
Gold(III) Complex of Caffeine: Synthesis, Isolation and Spectroscopic Characterization
Caffeine gold(III)-complex, IR-LD spectroscopy 1H-NMR
2010/4/19
Au(III)-caffeine complex was synthesized and characterized by means of solid-state linear-dichroic infrared spectral analysis (IRLD), 1H-NMR, MS, DSC and TGA methods. The caffeine (I) is monodentate a...
New Complexes of Organotin(IV) 2-(N-Maleoylamino)-2-methylpropanoate: Synthesis, Spectroscopic Characterization and Biological Activity
Organotin(IV) carboxylates spectroscopic studies biological activity
2010/4/20
Organotin(IV) complexes of 2-(N-maleoylamino)-2-methylpropanoate were prepared by treating the ligand acid with diorganotin dichloride and triorganotin chloride in 1:2 and 1:1 molar ratios, respective...
Non-Steroidal Anti-Inflammatory Drugs (NSAIDs) as Donor Ligands in Organotin(IV) Derivatives: Synthesis, Spectroscopic Characterization and Biological Applications
Derivatives Synthesis Spectroscopic Characterization Biological Applications
2010/4/20
Some new di- and tri-organotin(IV) derivatives of 4 different non-steroidal anti-inflammatory drugs (NSAIDs) with the general formulae R2SnL2 and R3SnL (where R = n-C8H17 and C6H5CH2) and L = 2-[(2,3-...
Organotin(IV) Complexes of Aniline Derivatives Part-II - Synthesis and Spectroscopic Characterization of Organotin(IV) Derivatives of 2-[(4-Bromoanilino)carboxyl]benzoic Acid
Organotin(IV) Complexes of Aniline Derivatives 2-[(4-Bromoanilino)carboxyl]benzoic
2010/4/21
A series of organotin(IV) complexes with the general formula R2SnL2 and R3SnL, where R = CH3, C2H5, n-C4H9, C6H5, C6H5CH2 and L = 2-[(4-bromoanilino)carboxyl]benzoate, were synthesized and characteriz...
Channel occupancy in an alkali-poor beryl from Serra Branca (Goias, Brazil): Spectroscopic characterization
Channel occupancy alkali-poor beryl Serra Branca (Goias, Brazil) Spectroscopic characterization
2012/4/5
Spectroscopic (micro FfIR, Raman, MASNMR) and massspectroscopic techniques have been used to examine, on both single-crystal and powder samples, the behavior of H20 and C02 molecules in the structural...