2 3 Strong Hydrogen Bonds are Well Known N O F Atoms and H Bridge - PowerPoint PPT Presentation

Mahmoud MIRZAEI, PhD, Isfahan University of Medical Sciences, IRAN 1

2

3

 Strong Hydrogen Bonds are Well Known  N O F Atoms and H Bridge  N-H … N (O F)  O-H … O (N F)  F-H … F (N O) 4

 C-H … N  C-H … O  C-H … F  M-H … H-M  … etc! 5

By G.R. Desiraju 6

 X-ray  NMR  IR  Computations  Better facilities are welcome 7

 The 3D structures are may recognized by the weak hydrogen bond interactions  SAR  They have lower energies regarding the strong hydrogen bonds  Lower vibrations are also expected 8

9

10

11

12

13

14

 The Combinations of Techniques  Better Sources of Detections -SR- & Detectors  High Level Computations  Mathematical Modeling of Interacting Systems 15

The End. 16