Why does industry not use immobilized transition metal complexes as catalysts?

S Hübner, JG de Vries, V Farina - Advanced Synthesis & …, 2016 - Wiley Online Library
Much effort has gone into the immobilization of homogeneous catalysts based on the idea
that in this way the catalysts could be not only separated more easily from the product but …

Asymmetric homogeneous hydrogenations at scale

DJ Ager, AHM de Vries, JG de Vries - Chemical Society Reviews, 2012 - pubs.rsc.org
Asymmetric hydrogenations are increasingly being used to introduce stereogenic centres
into products used in the life sciences industries. There are a number of potential pitfalls …

Industrial-scale synthesis and applications of asymmetric hydrogenation catalysts

NB Johnson, IC Lennon, PH Moran… - Accounts of chemical …, 2007 - ACS Publications
This Account provides an overview of our activities in the area of asymmetric hydrogenation
over the last 12 years. We discuss the manufacture of metal-containing precatalysts and …

Optically active iridium imidazol-2-ylidene-oxazoline complexes: preparation and use in asymmetric hydrogenation of arylalkenes

MC Perry, X Cui, MT Powell, DR Hou… - Journal of the …, 2003 - ACS Publications
This work explores the potential of iridium complexes of the N-heterocyclic carbene
oxazoline ligands 1 in asymmetric hydrogenations of arylalkenes. The accessible carbene …

Recoverable catalysts. Ultimate goals, criteria of evaluation, and the green chemistry interface

JA Gladysz - Pure and Applied Chemistry, 2001 - degruyter.com
Attempts are made to define the" ideal synthesis"," ideal catalyst", and" ideal recoverable
catalyst". Although these unattainable limits can never be realized, they help to focus …

Why are BINOL-based monophosphites such efficient ligands in Rh-catalyzed asymmetric olefin hydrogenation?

MT Reetz, A Meiswinkel, G Mehler… - Journal of the …, 2005 - ACS Publications
Whereas recent synthetic studies concerning Rh-catalyzed olefin hydrogenation based on
BINOL-derived monodentate phosphites have resulted in an efficient and economically …

Electronic differences between coordinating functionalities of chiral phosphine− phosphites and effects in catalytic enantioselective hydrogenation

A Suárez, MA Méndez-Rojas, A Pizzano - Organometallics, 2002 - ACS Publications
A convenient synthesis of new chiral phosphine− phosphites (P− OP) has been described.
The versatility of the synthetic protocol developed has allowed the preparation of ligands …

[Metal–Diphosphine]-Catalyzed Asymmetric Hydrogenation of β-Amido β-Substituted Acrylates: A Practical Literature Overview

M Stephan, M Jeran, B Mohar - Organic Process Research & …, 2023 - ACS Publications
Transition-metal-complex-catalyzed asymmetric hydrogenation of archetypal β-amido β-
(methyl or phenyl) acrylates (and close derivatives) into the corresponding enantioenriched …

Observation of unusual kinetics in Heck reactions of aryl halides: the role of non-steady-state catalyst concentration

T Rosner, A Pfaltz, DG Blackmond - Journal of the American …, 2001 - ACS Publications
Transient behavior at the beginning of homogeneous catalytic reactions is a common
phenomenon, since the active catalytic species is often formed under reaction conditions. If …

Chiral β-amino acid derivatives via asymmetric hydrogenation

HJ Drexler, J You, S Zhang, C Fischer… - … process research & …, 2003 - ACS Publications
This contribution gives an overview of the synthesis of chiral β-amino acids via asymmetric
hydrogenation of the corresponding dehydroamino derivatives. Literature results are …