自然键轨道分析表明分子内与分子间超共轭和重杂化理论可以解释这些氢键的形成机制。
Natural bond orbital analysis shows that these H-bonds can be interpreted with the theory of inter-and intra-molecular hyperconjugation and rehybridization.
在硝基邻位上存在的氢键给体如胺基,酚基时,总与硝基形成分子内氢键。
Donors such as amine and phenolic groups, when positioned ortho to a nitro group, are always involved in intramolecular hydrogen bonding.
但因大分子链的分子内和分子间易形成氢键,所以不宜溶于许多有机溶剂,加工成型性能较差。
Because there are many hydrogen bonds between intramolecular and intermolecular chains, they cannot dissolve in many organic solvents, and their processing performance is poor.
苯甲酰胺分子的氨基与高岭石的内表面羟基形成了氢键,苯甲酰胺分子可能以单分子层垂直排列于高岭石层间。
The experiment indicates the presence of hydrogen bonding between the inner surface hydroxyls of the kaolinite and the amino groups of benzamides in the kaolinite-benzamide intercalation compound;
红外光谱表明:酒石酸分子的羰基与高岭石的内表面羟基形成了氢键,而羟基与高岭石的硅氧面的氧形成了氢键。
The FTIR spectrum indicated that hydrogen bonds were formed between the carbonyl group in tartaric acid and the hydroxyl group in inner surface of kaolinite.
红外光谱分析结果:酮康唑与辅料间有作用力,形成了分子内和分子间氢键等次级键。
Infrared spectrum analysis indicated that there were some combined forces between ketoconazole and excipients, maybe like hydrogen bond in moleculars or between moleculars and so on.
配体中酚羟基上的H原子与N原子相吸形成了分子内氢键,并以氢键连接构成了一个新六元环。
H atom of phenolic hydroxyl in the ligand was attractive to N atom forming intramolecular hydrogen bond, and a new six-membered ring was formed by the hydrogen bond connection.
配体中酚羟基上的H原子与N原子相吸形成了分子内氢键,并以氢键连接构成了一个新六元环。
H atom of phenolic hydroxyl in the ligand was attractive to N atom forming intramolecular hydrogen bond, and a new six-membered ring was formed by the hydrogen bond connection.
应用推荐