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نمایش تعداد 1-10 از 34
A new phosphoric triamide structure: (CF3C(O)NH)P(O)(NHC6H4-4-CH3)2
The synthesis, spectroscopic characterization (1H-, 13C-, 31P-, 19F-NMR, IR and mass) and single crystal X-ray diffraction analysis of (CF3C(O)NH)P(O)(NHC6H4-4-CH3)2 were investigated. The compound was crystallized in the ...
Synthesis and spectroscopic characterization of two pairs of phosphoric triamide enantiomers
Many chiral phosphorus compounds have been synthesized and used in different scientific domains such as medicine [1] and enantioselective catalysts [2], however few number of chiral phosphoric triamides were investigated [3]. In this study, two...
Synthesis and Crystal structure of a New N-(2,6-dichlorobenzoyl)-N\\',N\\',N\\",N\\"-tetra(ethyl)-Phosphoric triamide
Synthesis and Crystal structure of a New N-(2,6-dichlorobenzoyl)-N\\',N\\',N\\",N\\"-tetra(ethyl)-Phosphoric triamide
Maryam Toghraee*, Mehrdad Pourayoubi
Department of Chemistry, Ferdowsi University of Mashhad, Mashhad, 91779, Iran...
A New Solvated Phosphoric Triamide, [(C6H4(3-CH3)NH)3P(O)] · (C2H5OH): A Database Analysis of N Atom Geometry in Compounds with an [N]3P(O) Fragment
In the crystal structure of the title compound C21H24N3OP・C2H5OH, there are three crystallographically independent phosphoric triamide molecules and three ethanol molecules. The environments of the nitrogen atoms are practically planar...
Synthesis, Spectroscopic Study and Crystal Structure of a New Single-Enantiomer C(O)NHP(O)-Based Phosphoric Triamide, CCl3C(O)NHP(O)[(R)-(+)-NHCH(CH3)(C6H5)]2, 0.25 H2O
The crystal structure of CCl3C(O)NHP(O)[(R)-(+)-NHCH(CH3)(C6H5)]2, 0.25 H2O has been determined; it belongs to the chiral space group P1. In all four phosphoric triamide molecules of the asymmetric unit, the P atom has a distorted tetrahedral [NCP...
Synthesis, spectroscopic characterization and crystal structure of 3,5-F2C6H3C(O)N(H)P(O)X, X= NH-CH2-C(CH3)2-CH2-NH: The first
A new phosphoric triamide compound with formula 3,5-F2C6H3C(O)N(H)P(O)X2, X2= NH-CH2-C(CH3)2-CH2-NH (1) was synthesized and characterized by 1H, 13C, 19F, 31P{1H} NMR, IR spectroscopy, CHN elemental analysis and X-ray crystallography...
Synthesis, spectroscopic characterization and crystal structure of 3-FC6H4C(O)N(H)P(O)X, X=N(CH3)-CH2-C6H5
A new phosphoric triamide compound with formula 3-FC6H4C(O)N(H)P(O)X2, X=N(CH3)-CH2-C6H5 (1) was synthesized and characterized by 1H, 13C, 19F, 31P{1H} NMR, IR spectroscopy, CHN elemental analysis and X-ray crystallography. In the crystal structure...
A new organotin(IV)-phosphoric triamide complex: [(2-Cl-C6H4CH2NH)3P(O)]2SnMe2Cl2
The ligands with an N―P(O) segment, especially phosphoric triamides with the oxygen-donicity property, were used for preparation of metal complexes.1,2 Here, the phosphoryl donor ligand (2-Cl-C6H4CH2NH)3P(O) was applied for the synthesis of a new...
Analysis of hydrogen bond directionality in phosphoric triamides
Six new crystal structures, [4-Cl-C6H4C(O)NH]P(O)[NR1R2]2 (NR1R2 = N(CH2C6H5)2 (1), NHCH2C6H5 (2), NHC6H4(4-CH3) (3)) and [RC(O)NH]P(O)[N(CH3)(CH2C6H5)]2 (R = 3-F-C6H4 (4), (3,5-F2)C6H3 (5)) and [(3,5-F2)C6H3C(O)NH]P(O)[NH]2C5H10 ...
Synthesisand X-Ray Crystal Structure of (C6H5C(O)NH)P(O)(NHC6H4-4-Cl)2, (CH3)2NC(O)H
The C(O)NHP(O)-based phosphoric triamides have attracted scientificattention as ligands with a wide range ofcoordinationpossibilities for p-, d- and f-block metals [1–4]. In this research, using phosphorus-chlorine reagent (C6H5C(O)NH)P(O)Cl2, a new...