Premium
(1,2,5,6‐η‐1,5‐Cyclooctadiene)‐ (1,2,7,‐η‐7‐methylbenzyl)(7,8‐η‐styrene)rhodium( I )—Antarafacial Fluctuation of the Benzyl Ligand and Temperature‐Dependent Coordination of Styrene
Author(s) -
Stühler HansOtto
Publication year - 1980
Publication title -
angewandte chemie international edition in english
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 5.831
H-Index - 550
eISSN - 1521-3773
pISSN - 0570-0833
DOI - 10.1002/anie.198004681
Subject(s) - rhodium , styrene , ligand (biochemistry) , chemistry , cyclooctadiene , nuclear magnetic resonance spectroscopy , 1,5 cyclooctadiene , medicinal chemistry , polymer chemistry , stereochemistry , copolymer , organic chemistry , catalysis , biochemistry , receptor , polymer
A fluxional η 3 ‐benzyl ligand , as is found in the new rhodium( I ) complex (1) , is stell a rarity. Its antarafacial fluctuation, detected by NMR spectroscopy above −40°C, is the first of its kind; it can only proceed via a form with Ph—C benzyl σ‐bond. Only the “σ form” exists at −100°C.