1) intramolecular three-center hydrogen bonding
分子内三中心氢键
1.
Computational results show that:πelectrons are delocalized in all the four conformations, whose energy sequence is P1< P2 -P3 < P4 and the intramolecular three-center hydrogen bonding will affect HOMO-3.
P1中存在分子内三中心氢键,该分子内三中心氢键影响HOMO-3轨道。
2) Three-center Hydrogen bonding
三中心氢键
3) Three center with two electron hydrogen bridge bond
三中心二电子氢桥键
4) Intramolecular Hydrogen Bonding
分子内氢键
1.
The distribution fraction of OS with intermolecular hydrogen bonding is higher than that of OS with intramolecular hydrogen bonding in aqueous solutions.
结果表明,在OS与-βCD形成的包结物中,-βCD的分子空腔有利于OS分子间氢键的形成,从而导致基于分子间氢键的短波长荧光增强而基于分子内氢键的长波长荧光减弱;与-βCD相比,DM--βCD因端口边沿处甲基取代基对包结作用会产生立体位阻,更有利于OS形成分子间氢键。
5) Intramolecular hydrogen bond
分子内氢键
1.
It was found that (i) Hydroxyls of HYP at position 1,2 could form intramolecular hydrogen bond(IHB) through crossing a barrier of about 20kJ/mol and rotating around C-0 bond, and the hydrogen bond energy was estimated to be approximately 10kJ/mol.
HYP1,2位OH可越过20kJ/mol左右的势垒,绕C—O键旋转而形成分子内氢键,并估算出键能约为10kJ/mol;2。
2.
The relationships between nitrobenzenes s impact sensitivities and intramolecular hydrogen bonds were investigated.
讨论了分子内氢键与其撞击感度的关系,结果表明氢键的形成可能对分子的撞击感度起钝化作用。
3.
The single-crystal structure shows that 1 displays a 1,2′-conformation and two intramolecular hydrogen bondings between CO (Trp) and NH (another Trp) of each peptide chain induce the chirality-organized structure.
单晶结构表明,该化合物通过2个分子内氢键,形成了规则的手性构象。
6) intramolecular H-bond energy
分子内氢键键能
1.
The results show that the intramolecular H-bond energy is-6.
提出一种计算多肽中N-H…O=C分子内氢键键能的新方法。
补充资料：分子内三链dna
分子内三链dna是由一条单链通过自身回析形成的，其结构中含有两个loop环，为了满足形成过程中对极性以及碱基配对的要求，这条单链必须具有特殊的序列，即其序列要具有镜像重复性（mirror repeat），例如，对pypupy型三链，两条嘧啶链相对于中间的嘌呤链来说具有镜像对称的关系。由于分子内三链的各条链都位于同一分子内，所以与分子间三链相比，它更易于形成。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条