Metal-free construction of primary sulfonamides through three diverse salts

2018 ◽  
Vol 20 (24) ◽  
pp. 5469-5473 ◽  
Author(s):  
Ming Wang ◽  
Qiaoling Fan ◽  
Xuefeng Jiang
Keyword(s):  
Metal Free ◽  
Free Construction

The first metal-free pathway to access primary sulfonamides has been developed through three diverse salts Na2S2O5, NaN3, and aryldiazonium.

Metal-free construction of tricyclic or tetracyclic compounds—acid-promoted synthesis of benzo[4,5]imidazo[2,1-a]isoindole and 1,2-dialkyl-2,3-dihydrobenzimidazoles

Tetrahedron ◽  
2013 ◽  
Vol 69 (1) ◽  
pp. 316-319 ◽  
Author(s):  
Jinying Chen ◽  
Jinpeng Qu ◽  
Yuanqing Zhang ◽  
Yongxin Chen ◽  
Na Liu ◽  
...  
Keyword(s):  
Metal Free ◽  
Free Construction

ChemInform Abstract: Metal-Free Construction of Tricyclic or Tetracyclic Compounds-Acid-Promoted Synthesis of Benzo[4,5]imidazo[2,1-a]isoindole and 1,2-Dialkyl-2,3-dihydrobenzimidazoles.

ChemInform ◽  
2013 ◽  
Vol 44 (22) ◽  
pp. no-no
Author(s):  
Jinying Chen ◽  
Jinpeng Qu ◽  
Yuanqing Zhang ◽  
Yongxin Chen ◽  
Na Liu ◽  
...  
Keyword(s):  
Metal Free ◽  
Free Construction

Transition metal-free construction of trinuclear N-fused hybrid scaffolds by double nucleophilic aromatic substitution under microwave irradiation

2019 ◽  
Vol 21 (24) ◽  
pp. 6590-6593 ◽  
Author(s):  
Pham Duy Quang Dao ◽  
Ho-Jin Lim ◽  
Chan Sik Cho
Keyword(s):  
Transition Metal ◽  
Microwave Irradiation ◽  
Nucleophilic Aromatic Substitution ◽  
Aromatic Substitution ◽  
Metal Free ◽  
Green Construction ◽  
Free Construction ◽  
Hybrid Scaffolds

A green construction of trinuclear N-fused hybrid scaffolds by transition metal-free double C(sp2)–N coupling of 2-(2-bromoaryl)- and 2-(2-bromovinyl)benzimidazoles with 2-aminoazoles under microwave irradiation has been developed.

Metal-Free Construction of the C(sp3)–CF3 Bond: Trifluoromethylation of Hydrazones with Togni’s Reagent under Mild Conditions

2019 ◽  
Vol 21 (15) ◽  
pp. 5948-5951 ◽  
Author(s):  
Huiying Zeng ◽  
Zhen Luo ◽  
Xinlong Han ◽  
Chao-Jun Li
Keyword(s):  
Metal Free ◽  
Mild Conditions ◽  
Free Construction

ChemInform Abstract: One-Step Metal-Free Construction of Fluorescent 5-Aryl-2,3-dicyanofurans from Simple Aryl Ketones with DDQ.

ChemInform ◽  
2014 ◽  
Vol 45 (29) ◽  
pp. no-no
Author(s):  
Jiang-Sheng Li ◽  
Fei-Fei Cai ◽  
Zhi-Wei Li ◽  
Wei-Dong Liu ◽  
Jim Simpson ◽  
...  
Keyword(s):  
Metal Free ◽  
Free Construction ◽  
Aryl Ketones ◽  
One Step

A Regioselective Metal-Free Construction of 3-Aroyl Coumarins by Csp2-H Functionalization

2016 ◽  
Vol 81 (23) ◽  
pp. 11982-11986 ◽  
Author(s):  
Farnaz Jafarpour ◽  
Masoumeh Abbasnia
Keyword(s):  
Metal Free ◽  
Free Construction

Transition‐Metal Free Construction of Isoquinoline‐fused Triazines Containing Alkenyl C−X Bonds

2019 ◽  
Vol 361 (6) ◽  
pp. 1230-1235 ◽  
Author(s):  
Xiao Cheng ◽  
Xia Cao ◽  
Shuang‐Jing Zhou ◽  
Bao‐Gui Cai ◽  
Xiang‐Kui He ◽  
...  
Keyword(s):  
Transition Metal ◽  
Metal Free ◽  
Free Construction

Metal-free construction of contiguous quaternary stereocentres with a polycyclic framework

2019 ◽  
Vol 55 (32) ◽  
pp. 4631-4634 ◽  
Author(s):  
Wei-Bin Lin ◽  
Yong Mou ◽  
Hai-Yan Lu ◽  
Zhi-Qiang Hu ◽  
Chuan-Feng Chen
Keyword(s):  
Free Acid ◽  
Metal Free ◽  
Free Construction ◽  
Acid Catalyzed

A series of contiguous all-carbon quaternary stereocentres with an arene-annulated polycyclic framework were efficiently constructed by a metal-free acid-catalyzed method.

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