Recent advances in reactions of propargylamines

X Sheng, K Chen, C Shi, D Huang - Synthesis, 2020 - thieme-connect.com
Propargylamines are extremely versatile and common building blocks in the field of
chemistry. This review highlights the recent advances made in the reactions of …

Photoredox-Catalyzed Phosphonocarboxylation of Allenes with Phosphine Oxides and CO2

JH Zeng, DT Du, BE Liu, ZQ Zhang… - The Journal of Organic …, 2023 - ACS Publications
Phosphonocarboxylation of allenes with diarylphosphine oxides and CO2 via visible-light
photoredox catalysis was developed for the first time. This work provided practical and …

Samdi mass spectrometry-enabled high-throughput optimization of a traceless Petasis reaction

AB Diagne, S Li, GA Perkowski, M Mrksich… - ACS combinatorial …, 2015 - ACS Publications
Development of the self-assembled monolayer/MALDI mass spectrometry (SAMDI) platform
to enable a high-throughput optimization of a traceless Petasis reaction is described. More …

Diastereoselective synthesis of tetrasubstituted propargylamines via hydroamination and metalation of 1-alkynes and their enantioselective conversion to trisubstituted …

M Periasamy, PO Reddy, I Satyanarayana… - The Journal of …, 2016 - ACS Publications
Reaction of cyclic secondary amines with 1-alkynes and copper (I) chloride at 110–120° C
gives the corresponding alkynylcopper complex, which adds to the iminium ion intermediate …

Synthesis of multi-substituted allenes from organoalane reagents and propargyl esters by using a nickel catalyst

XB Shao, Z Zhang, QH Li, ZG Zhao - Organic & Biomolecular …, 2018 - pubs.rsc.org
A highly efficient and simple route for the synthesis of multi-substituted allenes has been
developed by a nickel catalyzed SN2′ substitution reaction of propargyl esters with organic …

Eco-friendly α, β-C (sp 3)–H difunctionalization of tertiary amines via sequential [1, 5]-hydride transfer and hetero-Diels–Alder cyclization

Y Zhang, H Yan, P Zhao, R Chen, W Fang… - Chemical …, 2024 - pubs.rsc.org
An unprecedented eco-friendly multi-component domino reaction for the synthesis of novel
N, O-acetals is reported. The protocol involves sequential coupling,[1, 5]-hydride transfer …

Silver-catalyzed phosphonylation of unprotected propargylic alcohols for the synthesis of allenylphosphoryl compounds

LL Mao, YH Li, SD Yang - Organic Chemistry Frontiers, 2017 - pubs.rsc.org
A facile and efficient method of silver-catalyzed phosphonylation of unprotected propargylic
alcohols with P (O) H compounds has been established, in which a wide variety of …

Highly efficient synthesis of multi-substituted allenes from propargyl acetates and organoaluminum reagents mediated by palladium

Z Zhang, X Shao, G Zhang, Q Li, X Li - Synthesis, 2017 - thieme-connect.com
A simple and mild catalytic SN 2′ substitution reaction of propargyl acetates with
organoaluminum reagents is reported. The SN 2′ substitution reaction of propargyl …

From 1-Sulfonyl-4-aryl-1, 2, 3-triazoles to 1-Allenyl-5-aryl-1, 2, 3-triazoles

K Huang, G Sheng, P Lu, Y Wang - The Journal of Organic …, 2017 - ACS Publications
An efficient and highly regioselective synthesis of 1-allenyl-5-aryl-1, 2, 3-triazoles from 1-
sulfonyl-4-aryl-1, 2, 3-triazoles is disclosed. 1-Sulfonyl-4-aryl-1, 2, 3-triazoles reacted with …

Synthesis of allene substituted nipecotic acids by allenylation of terminal alkynes

M Schaarschmidt, KT Wanner - The Journal of Organic Chemistry, 2017 - ACS Publications
The relative reactivities of several secondary amines serving as hydride donors in
propargylic amines undergoing a [1, 5]-hydride transfer reaction to yield the respective …