A new kind of hydrazone (I) diastereoisomers was prepared with enantiomeric hydazide (II) and chiral cluster (III), which was characterized by HMBC. Unfortunately, the mixture could not be separated into pure diastere...A new kind of hydrazone (I) diastereoisomers was prepared with enantiomeric hydazide (II) and chiral cluster (III), which was characterized by HMBC. Unfortunately, the mixture could not be separated into pure diastereoisomer. This could be a direction to separate the racemic chiral clusters.展开更多
The bile complexes have been Synthesised by the reaction of rare earth nitrate with 2-[2-3-nitro- 4-methoxylphenyl) vinyl ]-1-methylpyridinium nitrate in ethanol solution and have been characterized by IR. UV and 1H N...The bile complexes have been Synthesised by the reaction of rare earth nitrate with 2-[2-3-nitro- 4-methoxylphenyl) vinyl ]-1-methylpyridinium nitrate in ethanol solution and have been characterized by IR. UV and 1H NMR spectre TG-DTA, molar conductance and X-ray powder diffraction . The results show that the Crystal form of Nd complex containing one molecular water as a ligand is eleven coordinated and is different from the others.展开更多
基金We are grate ful to the National Natural Science Foundation of China for the f inancial support of this work.
文摘A new kind of hydrazone (I) diastereoisomers was prepared with enantiomeric hydazide (II) and chiral cluster (III), which was characterized by HMBC. Unfortunately, the mixture could not be separated into pure diastereoisomer. This could be a direction to separate the racemic chiral clusters.
文摘The bile complexes have been Synthesised by the reaction of rare earth nitrate with 2-[2-3-nitro- 4-methoxylphenyl) vinyl ]-1-methylpyridinium nitrate in ethanol solution and have been characterized by IR. UV and 1H NMR spectre TG-DTA, molar conductance and X-ray powder diffraction . The results show that the Crystal form of Nd complex containing one molecular water as a ligand is eleven coordinated and is different from the others.
