Experimental and theoretical studies in hydrogen-bonding organocatalysis

M Žabka, R Šebesta - Molecules, 2015 - mdpi.com
Chiral thioureas and squaramides are among the most prominent hydrogen-bond
bifunctional organocatalysts now extensively used for various transformations, including …

Additives in halide perovskite for blue-light-emitting diodes: passivating agents or crystallization modulators?

NF Jamaludin, N Yantara, B Febriansyah… - ACS Energy …, 2021 - ACS Publications
Successful adoption of defect management and carrier confinement strategies in
Ruddlesden–Popper (RP) perovskites has driven the impressive improvements to …

Hydrogen Bond-Enhanced Halogen Bonding Organocatalyst with C(sp3)–Br and Sulfoxide Moieties

Y Zhang, H Zhu, B Zhang, H Yang, CH Tan… - ACS …, 2023 - ACS Publications
Neutral halogen bonding donors (XBDs) containing sp3-hybridized carbon–bromine and
sulfoxide moieties were designed and synthesized. They promoted quinolines and imines …

NMR quantification of hydrogen-bond-activating effects for organocatalysts including boronic acids

KM Diemoz, AK Franz - The Journal of Organic Chemistry, 2018 - ACS Publications
The hydrogen-bonding activation for 66 organocatalysts has been quantified using a 31P
NMR binding experiment with triethylphosphine oxide (TEPO). Diverse structural classes …

Catalytic, Enantioselective Synthesis of Cyclic Carbamates from Dialkyl Amines by CO2-Capture: Discovery, Development, and Mechanism

R Yousefi, TJ Struble, JL Payne, M Vishe… - Journal of the …, 2018 - ACS Publications
Cyclic carbamates are a common feature of small-molecule therapeutics, offering a
constrained hydrogen bond acceptor that is both polar and sterically small. Methods for their …

Reductive etherification via anion-binding catalysis

C Zhao, CA Sojdak, W Myint… - Journal of the American …, 2017 - ACS Publications
Reductive condensations of alcohols with aldehydes/ketones to generate ethers are
catalyzed by a readily accessible thiourea organocatalyst that operates in combination with …

Experimental and Theoretical Quantification of the Lewis Acidity of Iodine (III) Species

A Labattut, PL Tremblay, O Moutounet… - The Journal of Organic …, 2017 - ACS Publications
The role of hypervalent iodine reagents as oxidants has been widely recognized for more
than 20 years. As electrophilic species, they could also play the role of Lewis acids. While …

Reversible capture and release of a ligand mediated by a long-range relayed polarity switch in a urea oligomer

SM Wales, DTJ Morris, J Clayden - Journal of the American …, 2022 - ACS Publications
Ethylene-bridged oligoureas characterized by a continuous, switchable chain of hydrogen
bonds and carrying a binding site (an N, N′-disubstituted urea) for a hydrogen-bond …

sp2-Iminosugars targeting human lysosomal β-hexosaminidase as pharmacological chaperone candidates for late-onset Tay-Sachs disease

M González-Cuesta, I Herrera-González… - Journal of Enzyme …, 2022 - Taylor & Francis
The late-onset form of Tay-Sachs disease displays when the activity levels of human β-
hexosaminidase A (HexA) fall below 10% of normal, due to mutations that destabilise the …

NMR quantification of hydrogen-bond-accepting ability for organic molecules

M Milic, K Targos, M Tellez Chavez… - The Journal of …, 2021 - ACS Publications
The hydrogen-bond-accepting abilities for more than 100 organic molecules are quantified
using 19F and 31P NMR spectroscopy with pentafluorobenzoic acid (PFBA) and …