Conjugated ynones in organic synthesis

C Nájera, LK Sydnes, M Yus - Chemical Reviews, 2019 - ACS Publications
… aryl aldehydes 11 have been synthesized by oxidation of … -catalyzed aerobic oxidation
of propargyl alcohols to ynones … have given access to ynones via C–N bond cleavage. (188) …

Green Oxidative Synthesis of Aldehydes and Ketones

Y Iwabuchi - Green Oxidation in Organic Synthesis, 2019 - Wiley Online Library
aerobic oxidation of alkanes in the presence of an aldehyde … Cu(acac)2 to give the
corresponding ynones (Scheme 2.24). … aerobic oxidative cleavage of the CC double bond under

… Dearomatization of Biaryl Ynones with Aldehydes via Double C–H Functionalization in Eco-Benign Solvents: Highly Atom-Economical Synthesis of Acylated Spiro …

D Xia, XF Duan - The Journal of Organic Chemistry, 2021 - ACS Publications
aldehydes, the formation of aliphatic acyl radicals via alkyl aldehyde C(sp 2 )–H bond cleavage
… radicals generated by the oxidation of aliphatic aldehydes under heated conditions can …

CC Bond Cleavage Initiated Cascade Reaction of β-Enaminones: One-Pot Synthesis of 5-Hydroxy-1H-pyrrol-2(5H)-ones

T Chen, X Zheng, W Wang, Y Feng… - The Journal of Organic …, 2021 - ACS Publications
CC bond cleavage involves 1,3-O/C migration and aerobic … 2 direct from benzylamines 4
and ynones 5 was adopted to … )-one products 2 were formed by the aerobic oxidation of 1,5-…

Visible light-driven radical-mediated CC bond cleavage/functionalization in organic synthesis

XY Yu, JR Chen, WJ Xiao - Chemical Reviews, 2020 - ACS Publications
CC bond cleavage and a Kornblum-type oxidation of … 139 and α,β-unsaturated aldehydes
142 by a combination of the … In addition to ynones, ynamides 195a and ynoates 195b–c

N-Heterocyclic Carbene-Catalyzed Synthesis of Ynones via C–H Alkynylation of Aldehydes with Alkynyliodonium Salts—Evidence for Alkynyl Transfer via Direct …

AA Rajkiewicz, N Wojciechowska, M Kalek - ACS Catalysis, 2019 - ACS Publications
… ; (2) the oxidation of propargylic position in … aldehydes relies on the homolytic cleavage of
the C–H bond. The groups of Wei, Yu, and Li described independently the synthesis of ynones

Reactions of Aldehydes and Ketones and Their Derivatives

MG Moloney - Organic Reaction Mechanisms 2020, 2024 - Wiley Online Library
… carbaglucoses react by pseudoglycosidic bond cleavage via an SN1 process in … The aerobic
oxidation of benzylamine to N-… The 3 + 2 annulation of ynones and aminocrotonates gives …

Decarboxylative oxidation-enabled consecutive CC bond cleavage

R Li, Y Dong, SN Khan, MK Zaman, J Zhou… - Nature …, 2022 - nature.com
… and the key to induce the consecutive CC bond cleavage. We also synthesized aldehyde
58a and 59a. When aldehyde 58a was reacted under standard condition, product 58b was …

Recent developments in the synthesis of nitrogen-containing heterocycles from β-aminovinyl esters/ketones as C [double bond, length as m-dash] C–N donors

XF Xia, YN Niu - Organic & Biomolecular Chemistry, 2022 - pubs.rsc.org
… of the aldehyde and α-C of enamines, and oxidative … reaction of trifluoromethyl-α,β-ynones
with β-enamino esters or β-… In this aerobic oxidation reaction, using molecular oxygen as the …

Recent advances in radical‐mediated CC bond fragmentation of non‐strained molecules

X Wu, C Zhu - Chinese Journal of Chemistry, 2019 - Wiley Online Library
… , ynoates, and ynones 5 was achieved by the same group via … alkenyl aldehydes were
afforded via ring-opening allylation. … reaction was performed under aerobic condition, peroxide …