Chiral phosphoric acid-catalyzed stereodivergent synthesis of trisubstituted allenes and computational mechanistic studies
J Wang, S Zheng, S Rajkumar, J Xie, N Yu… - Nature …, 2020 - nature.com
Chiral molecules with multiple stereocenters are widely present in natural products and
pharmaceuticals, whose absolute and relative configurations are both critically important for …
pharmaceuticals, whose absolute and relative configurations are both critically important for …
Computational molecular refinement to enhance enantioselectivity by reinforcing hydrogen bonding interactions in major reaction pathway
T Nakanishi, M Terada - Chemical Science, 2023 - pubs.rsc.org
Computational analyses have revealed that the distortion of a catalyst and the substrates
and their interactions are key to determining the stability of the transition state. Hence, two …
and their interactions are key to determining the stability of the transition state. Hence, two …
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 …
from that formed in the conventional endo-selective Diels–Alder (endo-DA) reaction was …
Dynamic parallel kinetic resolution of α-ferrocenyl cation initiated by chiral Brønsted acid catalyst
The dynamic parallel kinetic resolution (DPKR) of an α-ferrocenyl cation intermediate under
the influence of a chiral conjugate base of a chiral phosphoric acid catalyst has been …
the influence of a chiral conjugate base of a chiral phosphoric acid catalyst has been …
Insights into the chiral phosphoric acid-catalyzed dynamic kinetic asymmetric hydroamination of racemic allenes: An allyl carbocation/phosphate pair mechanism
Y Qiu, H Yuan, X Zhang, J Zhang - The Journal of Organic …, 2021 - ACS Publications
Computational studies of chiral phosphoric acid (CPA)-catalyzed dynamic kinetic
asymmetric hydroamination (DyKAH) of racemic allenes show that the reaction proceeds …
asymmetric hydroamination (DyKAH) of racemic allenes show that the reaction proceeds …
Chiral Brønsted Acid Catalyzed Enantioconvergent Synthesis of Chiral Tetrahydrocarbazoles with Allenylsilanes from Racemic Indolylmethanols
S Umemiya, K Lingqi, Y Eto, M Terada - Chemistry Letters, 2022 - academic.oup.com
An efficient method for the synthesis of chiral tetrahydrocarbazoles (THCs) containing an
allene moiety is disclosed, which was established by an enantioconvergent substitution …
allene moiety is disclosed, which was established by an enantioconvergent substitution …
Origin of Enantioselectivity in Chiral Phosphoric-Acid-Catalyzed Azlactone Dynamic Kinetic Resolution
PP De Castro, GMF Batista, GW Amarante… - The Journal of …, 2021 - ACS Publications
Theoretical calculations, associated with control experiments, were carried out to gain
insights into the mechanism and origin of enantioselectivity in the phosphoric-acid-catalyzed …
insights into the mechanism and origin of enantioselectivity in the phosphoric-acid-catalyzed …
Mechanism and Origin of Enantioselectivity in Bifunctional Squaramide‐Catalyzed α‐Thiolation of Azlactones
IA Santos, PP de Castro, HF Dos Santos… - European Journal of …, 2022 - Wiley Online Library
The full mechanism of the asymmetric α‐thiolation of azlactones catalyzed by a cinchona
alkaloid‐derived squaramide was carefully investigated through theoretical calculations …
alkaloid‐derived squaramide was carefully investigated through theoretical calculations …