Umpolung strategies for the functionalization of peptides and proteins

AM White, IR Palombi, LR Malins - Chemical Science, 2022 - pubs.rsc.org
Umpolung strategies, defined as synthetic approaches which reverse commonly accepted
reactivity patterns, are broadly recognized as enabling tools for small molecule synthesis …

Thiosulfonylation of unactivated alkenes with visible-light organic photocatalysis

K Gadde, P Mampuys, A Guidetti, HYV Ching… - Acs …, 2020 - ACS Publications
A metal-free method for the vicinal thiosulfonylation of unactivated alkenes with
thiosulfonates using 9-mesityl-10-methylacridinium perchlorate as the photo-organocatalyst …

Clickable coupling of carboxylic acids and amines at room temperature mediated by SO 2 F 2: a significant breakthrough for the construction of amides and peptide …

SM Wang, C Zhao, X Zhang, HL Qin - Organic & Biomolecular …, 2019 - pubs.rsc.org
The construction of amide bonds and peptide linkages is one of the most fundamental
transformations in all life processes and organic synthesis. The synthesis of structurally …

[HTML][HTML] Electrochemically mediated three-component synthesis of isothioureas using thiols as sulfur source

M He, P Zhong, H Liu, C Ou, Y Pan, H Tang - Green Synthesis and …, 2023 - Elsevier
The simultaneous binding/dissociation of multiple bonds in a one-pot manner by
multicomponent reactions provide an important approach for develo** novel and …

Design, synthesis, and bioactivity of α-ketoamide derivatives bearing a vanillin skeleton for crop diseases

D Luo, S Guo, F He, S Chen, A Dai… - Journal of Agricultural …, 2020 - ACS Publications
A series of novel α-ketoamide derivatives bearing a vanillin skeleton were designed and
synthesized. Bioactivity tests on virus and bacteria were performed. The results indicated …

Enantioselective three-component Ugi reaction catalyzed by chiral phosphoric acid

J Zhang, YY Wang, H Sun, SY Li, SH **ang… - Science China …, 2020 - Springer
A catalytic enantioselective three-component Ugi reaction was developed. SPINOL-derived
phosphoric acid with bulky 2, 4, 6-tricyclohexylphenyl groups at the 6, 6′ positions was …

Metal-free approach for hindered amide-bond formation with hypervalent iodine (iii) reagents: application to hindered peptide synthesis

HJ Lee, X Huang, S Sakaki, K Maruoka - Green Chemistry, 2021 - pubs.rsc.org
A new bio-inspired approach is reported for amide and peptide synthesis using α-amino
esters that possess a potential activating group (PAG) at the ester residue. To activate the …

PhNCO-enabled synthesis of secondary amides from N-(2-aminophenyl) benzamides

K Govindan, NQ Chen, A Jayaram, WY Lin - New Journal of Chemistry, 2024 - pubs.rsc.org
We have successfully developed an efficient method for synthesizing secondary amides
utilizing easily accessible N-(2-aminophenyl) benzamide and phenyl isocyanate. Notably …

Impact of Fluoroalkyl Substituents on the Physicochemical Properties of Saturated Heterocyclic Amines

KP Melnykov, O Tavlui, A Skreminskiy… - … A European Journal, 2022 - Wiley Online Library
The physicochemical properties (pKa (H), log P, and aqueous solubility) of fluoroalkyl‐
substituted heterocyclic amines were profiled to facilitate the amines' rational application in …

Zn-catalyzed nicotinate-directed transamidations in peptide synthesis

C Hollanders, E Renders, C Gadais, D Masullo… - ACS …, 2020 - ACS Publications
A chemoselective and catalytic transamidation for peptide synthesis is described.
Transamidation under Zn catalysis is chemoselectively achieved by amino acid …