Metal-Free Domino Oligocyclization Reactions of Enynals and Enynones with Molecular Oxygen

2021 ◽  
Vol 23 (4) ◽  
pp. 1291-1295
Author(s):  
Alireza Abbasi Kejani ◽  
Hormoz Khosravi ◽  
Frank Rominger ◽  
Saeed Balalaie ◽  
Bernhard Breit
Keyword(s):  
Molecular Oxygen ◽  
Metal Free

Visible-Light-Mediated Organoboron-Catalysed Metal-Free Dehydrogenation of N-Heterocycles Using Molecular Oxygen

2021 ◽  
Author(s):  
Lanfeng Wei ◽  
Yu Wei ◽  
Jinli Zhang ◽  
Liang Xu
Keyword(s):  
Visible Light ◽  
Molecular Oxygen ◽  
The Other ◽  
Metal Free ◽  
Other Hand

The surge of photocatalytic transformation not only provides unprecedented synthetical methods, but also triggers the enthusiasm for more sustainable photocatalysts. On the other hand, oxygen is an ideal oxidant in...

I2-promoted aerobic oxidative coupling of acetophenes with amines under metal-free conditions: facile access to α-ketoamides

RSC Advances ◽  
2016 ◽  
Vol 6 (2) ◽  
pp. 1503-1507 ◽  
Author(s):  
Shiyu Guo ◽  
Zheng Fang ◽  
Zhao Yang ◽  
Chengkou Liu ◽  
Zhongxue Dai ◽  
...  
Keyword(s):  
Molecular Oxygen ◽  
Oxidative Coupling ◽  
Environmentally Friendly ◽  
Metal Free

A novel and efficient I2-promoted oxidative coupling of acetophenes with amines to α-ketoamides is presented, which employs molecular oxygen as an environmentally friendly oxidant under metal-free conditions.

Metal-free allylic/benzylic oxidation strategies with molecular oxygen: recent advances and future prospects

2014 ◽  
Vol 16 (5) ◽  
pp. 2344 ◽  
Author(s):  
Kexian Chen ◽  
Pengfei Zhang ◽  
Yong Wang ◽  
Haoran Li
Keyword(s):  
Molecular Oxygen ◽  
Future Prospects ◽  
Metal Free ◽  
Recent Advances ◽  
Benzylic Oxidation

ChemInform Abstract: Metal-Free Epoxidation of Alkenes with Molecular Oxygen and Benzaldehyde under Visible Light Irradiation.

ChemInform ◽  
2010 ◽  
Vol 41 (11) ◽  
pp. no-no
Author(s):  
Norihiro Tada ◽  
Hiroaki Okubo ◽  
Tsuyoshi Miura ◽  
Akichika Itoh
Keyword(s):  
Visible Light ◽  
Molecular Oxygen ◽  
Visible Light Irradiation ◽  
Light Irradiation ◽  
Metal Free ◽  
Epoxidation Of Alkenes

Visible light photocatalysis with CBr4: a highly selective aerobic photooxidation of methylarenes to aldehydes

RSC Advances ◽  
2016 ◽  
Vol 6 (18) ◽  
pp. 14547-14551 ◽  
Author(s):  
Shubhangi Tripathi ◽  
Sachchida N. Singh ◽  
Lal Dhar S. Yadav
Keyword(s):  
Visible Light ◽  
Molecular Oxygen ◽  
Selective Oxidation ◽  
Aromatic Aldehydes ◽  
Visible Light Photocatalysis ◽  
Simple Metal ◽  
Metal Free

An efficient, operationally simple, metal-free strategy for the selective oxidation of methylarenes to aromatic aldehydes through visible light photocatalysis employing CBr4 and molecular oxygen is reported.

Metal-Free Epoxidation of Alkenes with Molecular Oxygen and Benzaldehyde under Visible Light Irradiation

Synlett ◽  
2009 ◽  
Vol 2009 (18) ◽  
pp. 3024-3026 ◽  
Author(s):  
Akichika Itoh ◽  
Norihiro Tada ◽  
Hiroaki Okubo ◽  
Tsuyoshi Miura
Keyword(s):  
Visible Light ◽  
Molecular Oxygen ◽  
Visible Light Irradiation ◽  
Light Irradiation ◽  
Metal Free ◽  
Epoxidation Of Alkenes

Highly efficient and metal-free oxidation of olefins by molecular oxygen under mild conditions

Tetrahedron ◽  
2007 ◽  
Vol 63 (32) ◽  
pp. 7634-7639 ◽  
Author(s):  
Xinli Tong ◽  
Jie Xu ◽  
Hong Miao ◽  
Guanyu Yang ◽  
Hong Ma ◽  
...  
Keyword(s):  
Molecular Oxygen ◽  
Metal Free ◽  
Mild Conditions ◽  
Highly Efficient ◽  
Oxidation Of Olefins ◽  
Free Oxidation

Quinone-amine polymers as metal-free and reductant-free catalysts for hydroxylation of benzene to phenol with molecular oxygen

2019 ◽  
Vol 55 (54) ◽  
pp. 7772-7775 ◽  
Author(s):  
Weitao Wang ◽  
Hao Tang ◽  
Xulu Jiang ◽  
Fu-E Huang ◽  
Yangmin Ma
Keyword(s):  
Transition Metal ◽  
Molecular Oxygen ◽  
Metal Catalyst ◽  
Transition Metal Catalyst ◽  
Metal Free ◽  
Hydroxylation Of Benzene

Quinone-amine polymers can be employed as a metal-free and reductant-free catalyst for the hydroxylation of benzene to phenol and can yield phenol as high as the transition metal catalyst.

scholarly journals Metal-free oxidative coupling of arylmethylamines with indoles: a simple, environmentally benign approach for the synthesis of 3,3′-bis(indolyl)methanes

RSC Advances ◽  
2020 ◽  
Vol 10 (39) ◽  
pp. 23254-23262
Author(s):  
Vikas D. Kadu ◽  
Sankala Naga Chandrudu ◽  
Mahesh G. Hublikar ◽  
Dattatraya G. Raut ◽  
Raghunath B. Bhosale
Keyword(s):  
Molecular Oxygen ◽  
Oxidative Coupling ◽  
Environmentally Benign ◽  
Metal Free

The efficient metal-free oxidative coupling of arylmethylamines with indoles has been developed using molecular oxygen as a green oxidant towards a novel rout of 3,3′-bis(indolyl)methanes (BIMs) synthesis.

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