Metal-Free Iodine-Catalyzed Oxidation of Ynamides and Diaryl Acetylenes into 1,2-Diketo Compounds

2018 ◽  
Vol 83 (8) ◽  
pp. 4703-4711 ◽  
Author(s):  
Seung Woo Kim ◽  
Tae-Woong Um ◽  
Seunghoon Shin
Keyword(s):  
Metal Free ◽  
Free Iodine ◽  
Diaryl Acetylenes ◽  
Catalyzed Oxidation

ChemInform Abstract: Metal-Free Iodine(III)-Promoted Direct Intermolecular C-H Amination Reactions of Acetylenes.

ChemInform ◽  
2013 ◽  
Vol 44 (9) ◽  
pp. no-no
Author(s):  
Jose A. Souto ◽  
Peter Becker ◽  
Alvaro Iglesias ◽  
Kilian Muniz
Keyword(s):  
Metal Free ◽  
Free Iodine

TBAI-catalyzed selective synthesis of sulfonamides and β-aryl sulfonyl enamines: coupling of arenesulfonyl chlorides and sodium sulfinates with tert-amines

2019 ◽  
Vol 17 (10) ◽  
pp. 2715-2720 ◽  
Author(s):  
Hongmei Jiang ◽  
Xiaoyue Tang ◽  
Zhihui Xu ◽  
Huixian Wang ◽  
Kang Han ◽  
...  
Keyword(s):  
Selective Synthesis ◽  
Metal Free ◽  
Catalyzed Oxidation

A simple, practical and metal-free method for the synthesis of title compounds via the selective cleavage of C–N and C–H bonds through the iodine-catalyzed oxidation of arenesulfonyl chlorides and sodium sulfinates with tert-amines.

Iodine catalyzed oxidation of alcohols and aldehydes to carboxylic acids in water: a metal-free route to the synthesis of furandicarboxylic acid and terephthalic acid

2017 ◽  
Vol 19 (23) ◽  
pp. 5548-5552 ◽  
Author(s):  
Susanta Hazra ◽  
Mayukh Deb ◽  
Anil J. Elias
Keyword(s):  
Carboxylic Acids ◽  
Terephthalic Acid ◽  
Metal Free ◽  
Oxidation Of Alcohols ◽  
Furandicarboxylic Acid ◽  
Catalyzed Oxidation

Iodine(iii) catalyzed metal free method for oxidation of alcohols and aldehydes in water.

Metal-free, iodine-catalyzed regioselective sulfenylation of indoles with thiols

2016 ◽  
Vol 57 (17) ◽  
pp. 1912-1916 ◽  
Author(s):  
Shanli Yi ◽  
Meichao Li ◽  
Weimin Mo ◽  
Xinquan Hu ◽  
Baoxiang Hu ◽  
...  
Keyword(s):  
Metal Free ◽  
Free Iodine

A metal-free iodine-mediated conversion of hydroxamates to esters

2020 ◽  
Vol 50 (9) ◽  
pp. 1353-1360
Author(s):  
Subhankar Ghosh ◽  
Jeet Banerjee ◽  
Rajat Ghosh ◽  
Shital K. Chattopadhyay
Keyword(s):  
Metal Free ◽  
Free Iodine

Metal-free synthesis of 1H-isochromenes via benzyl ether-assisted, electrophilic addition of diaryl acetylenes

2021 ◽  
Author(s):  
Tzu-Hsuan Kuan ◽  
Trimurtulu Kotipalli ◽  
Cheng-Chun Chen ◽  
Duen-Ren Hou
Keyword(s):  
Intramolecular Cyclization ◽  
Room Temperature ◽  
Electrophilic Addition ◽  
Benzyl Ether ◽  
Metal Free ◽  
Benzyl Ethers ◽  
The Stability ◽  
Diaryl Acetylenes

Bromotrimethylsilane (TMSBr) promoted, intramolecular cyclization of (o-arylethynyl)benzyl ethers to form 1H-isochromenes at room temperature is reported. Further studies indicated that the stability of vinyl carbocations is crucial, similar to the...

Metal-free iodine-catalyzed direct cross-dehydrogenative coupling (CDC) between pyrazoles and thiols

2016 ◽  
Vol 3 (11) ◽  
pp. 1457-1461 ◽  
Author(s):  
Daoshan Yang ◽  
Pengfei Sun ◽  
Wei Wei ◽  
Lingduan Meng ◽  
Lingchao He ◽  
...  
Keyword(s):  
Coupling Method ◽  
Metal Free ◽  
Dehydrogenative Coupling ◽  
Direct Cross ◽  
Free Iodine

A green and efficient iodine-catalyzed cross-dehydrogenative C–S coupling method for the synthesis of C-4 sulfenylated pyrazoles has been initially developed under metal-free conditions.

Metal-Free Iodine-Catalyzed Synthesis of Fully Substituted Pyrazoles and Its Sulphenylation

2015 ◽  
Vol 80 (16) ◽  
pp. 8217-8224 ◽  
Author(s):  
Jun Sun ◽  
Jiang-Kai Qiu ◽  
Yi-Long Zhu ◽  
Cheng Guo ◽  
Wen-Juan Hao ◽  
...  
Keyword(s):  
Metal Free ◽  
Free Iodine ◽  
Substituted Pyrazoles
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