Transition metal-mediated cycloaddition reactions

M Lautens, W Klute, W Tam - Chemical reviews, 1996 - ACS Publications
The discovery and development of new chemical reactions is a major focus of research
activity in organic chemistry. The chemical synthesis of molecules provided by Nature has …

Unique Steric Effect of Geminal Bis(silane) To Control the High Exo-selectivity in Intermolecular Diels–Alder Reaction

Z Liu, X Lin, N Yang, Z Su, C Hu, P Xiao… - Journal of the …, 2016 - ACS Publications
The unique steric effect of geminal bis (silane)[(R3Si) 2CH] allows an exo-selective
intermolecular Diels–Alder reaction of geminal bis (silyl) dienes with α, β-unsaturated …

Diels− Alder exo selectivity in terminal-substituted dienes and dienophiles: experimental discoveries and computational explanations

Y Lam, PHY Cheong, JM Blasco Mata… - Journal of the …, 2009 - ACS Publications
The Diels− Alder reactions of a series of silyloxydienes and silylated dienes with acyclic α, β-
unsaturated ketones and N-acyloxazolidinones have been investigated. The endo/exo …

Applications of Dainshefsky's Dienes in the Asymmetric synthesis of Aza‐Diels‐Alder Reaction

AT Kal‐Koshvandi, MM Heravi - The Chemical Record, 2019 - Wiley Online Library
Abstract Asymmetric hetero‐Diels‐Alder (AHDA) reactions provide a multitude of
opportunities for the highly efficient, regio‐and stereoselective construction of various …

Transition Metal Mediated Exo Selective Diels−Alder Reactions:  Preparation of 2-Cobalt-Substituted 1,3-Dienes Containing C2 Symmetric 2,3-Dibenzobicyclo[2.2 …

MW Wright, ME Welker - The Journal of Organic Chemistry, 1996 - ACS Publications
The preparation of C 2 symmetric 2, 3-dibenzobicyclo [2.2. 2] octanedione dioxime is
reported. This ligand is then used in the preparation of a (pyridine)(glyoxime) 2cobalt (III) …

Asymmetric Exo-Selective Diels− Alder Reactions by Steric Attenuation of Secondary Orbital Interactions

TS Powers, W Jiang, J Su, WD Wulff… - Journal of the …, 1997 - ACS Publications
At this point in time, a general exo-selective Diels-Alder reaction does not exist and its
development constitutes one of the greatest remaining challenges for this reaction. 2 In …

Intermolecular exo-selective Diels–Alder reaction catalysed by dual-functional Brønsted acid: conformational restriction of transition states by hydrogen bonds as the …

T Nakanishi, M Terada - RSC advances, 2023 - pubs.rsc.org
An exo-selective Diels–Alder (exo-DA) reaction in which the formed diastereomer is different
from that formed in the conventional endo-selective Diels–Alder (endo-DA) reaction was …

exo/endo Selectivity Control in Diels–Alder Reactions of Geminal Bis(silyl) Dienes: Theoretical and Experimental Studies

J Wang, Z Liu, J Li, Z Song, C Hu… - The Journal of Organic …, 2019 - ACS Publications
The factors controlling the reactivity and exo/endo selectivity of Diels–Alder reactions of
geminal bis (silyl) dienes catalyzed by AlEt2Cl are studied at the B3LYP-D3 (BJ)(SMD …

Cyclic BF2 Adducts of Functionalized Fischer Vinylcarbene Complexes:  Preparation and Stereoselective Diels−Alder Reactions with 2-Amino 1,3-Dienes

J Barluenga, RM Canteli, J Flórez… - Journal of the …, 1998 - ACS Publications
A new type of cyclic amino-functionalized s-cis boroxyvinylcarbene complex of group 6
metals has been synthesized. These complexes underwent Diels− Alder-type reactions with …

Activation of Styrenes toward Diels− Alder Cycloadditions by Osmium (II): Synthesis of Stereodefined Decalin Ring Systems

SP Kolis, MD Chordia, R Liu, ME Kopach… - Journal of the …, 1998 - ACS Publications
The complex [Os (NH3) 5 (η2-anisole)] 2+ reacts with acetals or Michael acceptors to form 4-
methoxystyrene complexes that are exclusively coordinated at the arene (η2). These styrene …