Chapter 7 Isomerism

C hemistry

D epartmentof

[PtCl2(NH3)2]

Cis-form trans-form

cis-[CoCl2(NH3)4]+

[IrCl3(PMe3)3]

fac-form mer-form

[Ru(bipy)3]2+

Chirality 掌性

                                               

          

Chirality 掌性

丙胺酸

莞烯

http://nobelprize.org/chemistry/laureates/2001/public.html

Lacking of perpendicular C2 symmetry

Lacking of mirror plane or center of inversion

20012001

Ryoji Noyori1938Nagoya University Nagoya, Japan

William S. Knowles1917St. Louis, MO, USA

for the development of the metathesis method in organic synthesis

K. Barry Sharpless1941The Scripps Research Institute La Jolla, CA, USA

Catalysts & Ligands for Olefin Hydrogenation

Knowles work

Catalysts & Ligands for Olefin Hydrogenation

                                                   

          

Noyori’s work

                              

           

Sharpless’s work

Asymmetric bidentate ligands

For an octahedral complex that has six different ligands

Structure versus number of isomers