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Ruthenium‐Catalyzed CC Bond Cleavage in Lignin Model Substrates
Author(s) -
vom Stein Thorsten,
den Hartog Tim,
Buendia Julien,
Stoychev Spas,
Mottweiler Jakob,
Bolm Carsten,
Klankermayer Jürgen,
Leitner Walter
Publication year - 2015
Publication title -
angewandte chemie international edition
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 5.831
H-Index - 550
eISSN - 1521-3773
pISSN - 1433-7851
DOI - 10.1002/anie.201410620
Subject(s) - ruthenium , dehydrogenation , bond cleavage , catalysis , chemistry , cleavage (geology) , lignin , selectivity , aldol reaction , photochemistry , stereochemistry , organic chemistry , materials science , fracture (geology) , composite material
Ruthenium–triphos complexes exhibited unprecedented catalytic activity and selectivity in the redox‐neutral CC bond cleavage of the β‐O‐4 lignin linkage of 1,3‐dilignol model compounds. A mechanistic pathway involving a dehydrogenation‐initiated retro‐aldol reaction for the CC bond cleavage was proposed in line with experimental data and DFT calculations.