Results 101 to 110 of about 229,704 (190)

Ultrafast Spectroscopy and Dynamics of Photoredox Catalysis

Annual Review of Physical Chemistry
Photoredox catalysis has emerged as a powerful platform for chemical synthesis, utilizing chromophore excited states as selective energy stores to surmount chemical activation barriers toward making desirable products. Developments in this field have pushed synthetic chemists to design and discover new photocatalysts with novel and impactful ...
John D, Sakizadeh, Rachel, Weiss, Gregory D, Scholes, Bryan, Kudisch   +3 more
openaire   +2 more sources

Photoredox-Catalyzed Alkene Amination: C(sp²)–H/N–H Radical–Radical Cross Dehydrogenative Coupling

Direct alkene C–H/N–H cross dehydrogenative coupling is an infrequent, highly challenging transformation. Herein, a photoredox radical–radical cross-coupling reaction between ketene dithioacetal as a persistent alkene radical cation and azole nitrogen ...
Cailin Ning (18120212), Yating Sui (18120215), Chen Jin (703369), Qun Liu (67203), Yifei Li (198040), Bingxin Zhang (13011397), Xinxin Li (281237), Ling Pan (419743)   +7 more
core   +1 more source

Base Metal Meets Photoredox Chemistry – Advances in Fully Catalytic Metal-Catalyzed Hydrogen Atom Transfer Reactions

CHIMIA
Metal-catalyzed hydrogen atom transfer (MHAT) has become a valuable approach for the functionalization of alkenes and toward complex molecular structures.
Willi M. Amberg, Erick M. Carreira
doaj   +1 more source

Accelerating photoredox catalysis in continuous microflow

, 2013
Owing to the generally mild reaction conditions, photoredox catalysis has become very popular in recent years and has affected a renewed interest in the use of solar energy to establish chemical transformations.
Noel, T., Wang, X., Hessel, V., Noël, T Timothy, Hessel, V, Wang, X Xiao-Hua = Xiaohua   +5 more
core  

Alkene Diversification through a Molecular Recasting Strategy Enabled by N-Heterocyclic Carbene and Photoredox Dual Catalysis

Research
Alkenes are fundamental structural motifs in organic synthesis, valued for their prevalence in natural products and their broad reactivity profile. While traditional de novo synthesis offers access to diverse alkene frameworks, strategies enabling the ...
Qing-Zhu Li, Mei-Hao He, Peng-Tao Wang, Dong-Yang Xiang, Long-Hai Hong, Rong Zeng, Jun-Long Li   +6 more
doaj   +1 more source

New Frontiers in Organocatalysis and Photoredox Catalysis

, 2017
Despite the development of numerous modern synthetic methodologies that have enabled the building of useful bond connections, there remains a need for ever more powerful methods of building molecular complexity.
Liu, Chun
core  

Recyclable dual Z-scheme perovskite/g-C3N4 heterojunction enables photoredox nickel-catalyzed C(sp 2 )–C(sp 3 ) cross-electrophile coupling

Nature Communications
Nickel-catalyzed cross-electrophile coupling provides an efficient and cost-effective strategy for constructing C(sp 2 )–C(sp 3 ) bonds, a pivotal transformation for diversifying molecular architectures in pharmaceutical and agrochemical synthesis ...
Rui Wang, Donghao Huo, Shentong Xie, Honghui Ou, Renyi Shi   +4 more
doaj   +1 more source

Dual Photoredox and Copper Catalysis: Enantioselective 1,2-Amidocyanation of 1,3-Dienes

Dual photoredox−transition-metal catalysis has emerged as a powerful tool for the development of chemical transformations. However, its application in the selective difunctionalization of 1,3-dienes remains essentially unexploited.
Guo, Weisi, Forster, Dan, Wang, Qian, Zhu, Jieping   +3 more
core   +1 more source

Selenoxanthylium Salts─Organic Photocatalysts for Low-Energy Photoredox Catalysis. [PDF]

J Am Chem Soc
Uipanit S, Schreyer T, Zhiliaev K, Kaup JH, Natali M, Mateos J.   +5 more
europepmc   +1 more source

Alkyne Difunctionalization by Dual Gold/Photoredox Catalysis

, 2016
\ua9 2016 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim. Highly selective tandem nucleophilic addition/cross-coupling reactions of alkynes have been developed using visible-light-promoted dual gold/photoredox catalysis. The simultaneous oxidation of AuI
Glorius F, Hopkinson MN, Aleyda Garza-Sanchez R, Tlahuext-Aca A   +3 more
core   +1 more source