Catalytic asymmetric total synthesis of (+)-yohimbine
DJ Mergott, SJ Zuend, EN Jacobsen - Organic Letters, 2008 - ACS Publications
The total synthesis of (+)-yohimbine was achieved in 11 steps and 14% overall yield. The
absolute configuration was established through a highly enantioselective thiourea-catalyzed …
absolute configuration was established through a highly enantioselective thiourea-catalyzed …
Superparamagnetic polymer nanocomposite as a catalyst for the synthesis of pyrano [3, 2-c] chromene, pyrano [2, 3-c] pyrazole, and benzylpyrazolyl coumarin
F Ghorbanipour, SM Nezhad, SA Pourmousavi… - Inorganic Chemistry …, 2023 - Elsevier
In the current work, to synthesize a magnetic polymer-based nanocatalyst, poly (styrene-co-
maleic anhydride)(PSMA) was modified by melamine as a crosslinking agent (MPSMA) …
maleic anhydride)(PSMA) was modified by melamine as a crosslinking agent (MPSMA) …
Asymmetric Synthesis of 3,4-Dihydrocoumarin Motif with an All-Carbon Quaternary Stereocenter via a Michael–Acetalization Sequence with Bifunctional Amine …
BC Hong, P Kotame, GH Lee - Organic Letters, 2011 - ACS Publications
Asymmetric domino Michael–acetalization reactions of 2-hydroxynitrostyrene and 2-
oxocyclohexanecarbaldehyde with a bifunctional thiourea-tertiary-amine organocatalyst, eg …
oxocyclohexanecarbaldehyde with a bifunctional thiourea-tertiary-amine organocatalyst, eg …
Enantioselective organocatalytic domino Michael–acetalization–Henry reactions of 2-hydroxynitrostyrene and aldehyde for the synthesis of tetrahydro-6 H-benzo [c] …
BC Hong, P Kotame, JH Liao - Organic & Biomolecular Chemistry, 2011 - pubs.rsc.org
Asymmetric domino Michael–acetalization reactions of 2-hydroxynitrostyrene and aldehydes
“on water” followed by oxidation providing the cis-3, 4-disubstituted dihydrocoumarins with …
“on water” followed by oxidation providing the cis-3, 4-disubstituted dihydrocoumarins with …
Iron(III)/O2-Mediated Regioselective Oxidative Cleavage of 1-Arylbutadienes to Cinnamaldehydes
A Bhowmik, RA Fernandes - Organic letters, 2019 - ACS Publications
A simple, efficient, and environmentally benevolent regioselective oxidative cleavage of 1-
arylbutadienes to cinnamaldehydes mediated by iron (III) sulfate/O2 has been developed …
arylbutadienes to cinnamaldehydes mediated by iron (III) sulfate/O2 has been developed …
Enantioselective oxazaborolidinium-catalyzed Diels-Alder reactions without CH·⋯ O hydrogen bonding
MN Paddon-Row, LCH Kwan… - Angewandte …, 2008 - researchportalplus.anu.edu.au
Abstract (Chemical Equation Presented) All cis-tems go! The first detailed computational
investigations into the title reaction validate Corey's two pre-transition-state models and …
investigations into the title reaction validate Corey's two pre-transition-state models and …
Experimental and Computational Studies into an ATPH‐Promoted exo‐Selective IMDA Reaction: A Short Total Synthesis of Δ9‐THC
EL Pearson, N Kanizaj, AC Willis… - Chemistry–A European …, 2010 - infona.pl
Reversal of fortune: The inherent cis stereoselectivity of an intramolecular Diels–Alder
reaction is reversed through promotion with aluminum tris (2, 6‐diphenylphenoxide)(ATPH) …
reaction is reversed through promotion with aluminum tris (2, 6‐diphenylphenoxide)(ATPH) …
A practicable environmentally benign one-pot synthesis of 2-arylbenzofurans at room temperature
LY Liao, G Shen, X Zhang, XF Duan - Green chemistry, 2012 - pubs.rsc.org
An environmentallyfriendly one-pot synthesis of 2-arylbenzofurans under ambient
temperature has been developed. It features an ortho-hydroxyl group assisted Wittig …
temperature has been developed. It features an ortho-hydroxyl group assisted Wittig …
Enantioselective cascade double Michael addition of 3-nitro-2 H-chromenes and acyclic enones: efficient synthesis of functionalized tricyclic chroman derivatives
JH Li, DM Du - Organic & Biomolecular Chemistry, 2015 - pubs.rsc.org
An efficient protocol for the asymmetric construction of enantiomerically enriched tetrahydro-
6H-benzo [c] chromenes and their derivatives has been developed. The corresponding …
6H-benzo [c] chromenes and their derivatives has been developed. The corresponding …
Toward an understanding of the acceleration of Diels− Alder reactions by a pseudo-intramolecular process achieved by molecular recognition. A DFT study
The pseudo-intramolecular Diels− Alder (DA) reaction between a 2-substituted furan (1) and
a N-maleimide derivative (2) has been analyzed using DFT methods. Formation of two …
a N-maleimide derivative (2) has been analyzed using DFT methods. Formation of two …