The isoinversion principle—A general model of chemical selectivity
H Buschmann, HD Scharf… - … International Edition in …, 1991 - Wiley Online Library
A large number of successful methods for chirality transfer, using either stoichiometric or
catalytic chiral auxiliaries, are in use today. However, there is a lack of practical and dynamic …
catalytic chiral auxiliaries, are in use today. However, there is a lack of practical and dynamic …
The chiral pool as a source of enantioselective catalysts and auxiliaries
HU Blaser - Chemical reviews, 1992 - ACS Publications
For many decades the chiral pool was the only source of enantiomericallypure catalysts or
auxiliaries (ligands or modifiers) for enantioselective syntheses. Seemingly, the situation has …
auxiliaries (ligands or modifiers) for enantioselective syntheses. Seemingly, the situation has …
Chiral aminophosphine phosphinite ligands and related auxiliaries: Recent advances in their design, coordination chemistry, and use in enantioselective catalysis
F Agbossou-Niedercorn, I Suisse - Coordination Chemistry Reviews, 2003 - Elsevier
Chiral aminophosphine phosphinite ligands and related auxiliaries: Recent advances in their
design, coordination chemistry, and use in enantioselective catalysis - ScienceDirect Skip to main …
design, coordination chemistry, and use in enantioselective catalysis - ScienceDirect Skip to main …
Asymmetric hydrogenation of α-keto acid derivatives by rhodium-} amidophosphine-phosphinite {catalysts
JF Carpentier, A Mortreux - Tetrahedron: Asymmetry, 1997 - Elsevier
The enantioselective hydrogenation of several α-keto esters (3a-f, 5a-j), α-keto amides (7a-
e) and isatine derivatives (9a-d) with a set of four representative neutral homogeneous …
e) and isatine derivatives (9a-d) with a set of four representative neutral homogeneous …
Das Isoinversionsprinzip‐ein allgemeines Selektionsmodell in der Chemie
H Buschmann, HD Scharf, N Hoffmann… - Angewandte …, 1991 - Wiley Online Library
Die Chiralitätsübertragung bei chemischen Reaktionen mit stöchiometrisch oder katalytisch
verwendeten chiralen Auxiliaren wird heute häufig und erfolgreich praktiziert. Dagegen fehlt …
verwendeten chiralen Auxiliaren wird heute häufig und erfolgreich praktiziert. Dagegen fehlt …
Enantioselective hydrogenation of α-ketoesters: comparison of homogeneous and heterogeneous catalysts
HU Blaser, HP Jalett, F Spindler - Journal of Molecular Catalysis A …, 1996 - Elsevier
A case study concerning the development of enantioselective hydrogenation processes for
aliphatic α-ketoesters, particularly ethyl 2-oxo-4-phenylbutyrate (1) and ethyl pyruvate (2) …
aliphatic α-ketoesters, particularly ethyl 2-oxo-4-phenylbutyrate (1) and ethyl pyruvate (2) …
The First Complete Identification of a Diastereomeric Catalyst− Substrate (Alkoxide) Species in an Enantioselective Ketone Hydrogenation. Mechanistic Investigations
CJA Daley, SH Bergens - Journal of the American Chemical …, 2002 - ACS Publications
The enantioselective hydrogenations of the dialkyl 3, 3-dimethyloxaloacetate ketone
substrates (2, 3, and 4; alkyl= Me, i Pr, and t Bu, respectively) were catalyzed by [Ru ((R) …
substrates (2, 3, and 4; alkyl= Me, i Pr, and t Bu, respectively) were catalyzed by [Ru ((R) …
Amidophosphine−Phosphinites: Synthesis and Use in Rhodium-Based Asymmetric Hydrogenation of Activated Keto Compounds. Crystal Structure of Bis[(μ-chloro)((S)-2 …
A Roucoux, L Thieffry, JF Carpentier… - …, 1996 - ACS Publications
Amidophosphine− phosphinite ligands (AMPP) derived from (S)-N-benzylmandelamide ((S)-
R, R '-benzylmandelNOP (S)-1 (R= R '= phenyl) and (S)-7 (R= phenyl, R '= cyclopentyl)),(S) …
R, R '-benzylmandelNOP (S)-1 (R= R '= phenyl) and (S)-7 (R= phenyl, R '= cyclopentyl)),(S) …
BICHEP Ru complexes, highly efficient catalysts for asymmetric hydrogenation of carbonyl compounds
T Chiba, A Miyashita, H Nohira, H Takaya - Tetrahedron letters, 1993 - Elsevier
Newly prepared [RuX (p-cymene)(bichep)] X,(X= I, Cl) and Ru (OAc) 2 (bichep)(bichep= 2,
2′-bis (dicyclohexylphosphino)-6, 6′-dimethyl-1, 1′-biphenyl) proved to be highly …
2′-bis (dicyclohexylphosphino)-6, 6′-dimethyl-1, 1′-biphenyl) proved to be highly …
Chiral α, ω-dioxy-carbanions from 1, 3-propanediol and 1, 4-butanediol by sparteine-assisted deprotonation. Enantioselective synthesis of 1, 3-and 1, 4-diols,(R) …
M Paetow, H Ahrens, D Hoppe - Tetrahedron letters, 1992 - Elsevier
Prostereogenic mono-and dicarbamates of 1, 3-propanediol and 1, 4-butanediol are
deprotonated by the sec-butyllithium (−)-sparteine system with high enantiotopic …
deprotonated by the sec-butyllithium (−)-sparteine system with high enantiotopic …