Radical transformations for allene synthesis

Y Li, H Bao - Chemical Science, 2022 - pubs.rsc.org
Allenes are valuable organic molecules that feature unique physical and chemical
properties. They are not only often found in natural products, but also act as versatile …

Allenation of terminal alkynes with aldehydes and ketones

X Huang, S Ma - Accounts of Chemical Research, 2019 - ACS Publications
Conspectus So far, over 150 natural products and pharmaceuticals containing an allene
moiety have been identified. During the last two decades, allenes have also been …

Copper-catalyzed syntheses of multiple functionalizatized allenes via three-component reaction of enynes

Y Song, C Fu, S Ma - ACS Catalysis, 2021 - ACS Publications
A copper-catalyzed three-component reaction of cyclobutanone oxime esters and 1, 3-
enynes in the presence of TMSCN or TMSCF3 has been developed. This mild protocol …

Copper-Catalyzed Radical 1,4-Difunctionalization of 1,3-Enynes with Alkyl Diacyl Peroxides and N-Fluorobenzenesulfonimide

X Zhu, W Deng, MF Chiou, C Ye, W Jian… - Journal of the …, 2018 - ACS Publications
Many reactions involving allenyl ion species have been studied, but reactions involving
allenyl radicals are less well understood, perhaps because of the inconvenience associated …

Recent advances and perspectives in transition metal‐catalyzed 1, 4‐functionalizations of unactivated 1, 3‐enynes for the synthesis of allenes

L Fu, S Greßies, P Chen, G Liu - Chinese Journal of Chemistry, 2020 - Wiley Online Library
Recent Advances and Perspectives in Transition Metal‐Catalyzed 1,4‐Functionalizations of
Unactivated 1,3‐Enynes for the Synthesis of Allenes - Fu - 2020 - Chinese Journal of Chemistry …

Photoexcited Palladium-Catalyzed Deracemization of Allenes

C Song, X Bai, B Li, Y Dang, S Yu - Journal of the American …, 2024 - ACS Publications
The different enantiomers of specific chiral molecules frequently exhibit disparate biological,
physiological, or pharmacological properties. Therefore, the efficient synthesis of single …

How easy are the syntheses of allenes?

S Yu, S Ma - Chemical communications, 2011 - pubs.rsc.org
Allenes have proven themselves to be valuable building blocks toward complex molecular
targets, revealing novel applications in natural product synthesis, pharmaceutical chemistry …

Decarboxylative 1, 4-carbocyanation of 1, 3-enynes to access tetra-substituted allenes via copper/photoredox dual catalysis

Y Chen, J Wang, Y Lu - Chemical science, 2021 - pubs.rsc.org
We disclose herein the first example of merging photoredox catalysis and copper catalysis
for radical 1, 4-carbocyanations of 1, 3-enynes. Alkyl N-hydroxyphthalimide esters are …

Conquering three-carbon axial chirality of allenes

J Ye, S Ma - Organic Chemistry Frontiers, 2014 - pubs.rsc.org
While one-carbon central chirality of organic molecules has been recognized and
extensively studied for more than a century, far less attention has been paid to three-carbon …

Enantioselective copper-catalyzed radical cyanation of propargylic C–H bonds: easy access to chiral allenyl nitriles

R Lu, T Yang, X Chen, W Fan, P Chen… - Journal of the …, 2021 - ACS Publications
The first enantioselective copper-catalyzed cyanation of propargylic C–H bonds via radical
relay was established using novel BoxOTMS ligands, providing an efficient and …