Metal-free DDQ-mediated oxidative C–O coupling of acetalic sp3C–H bonds with carboxylic acids

RSC Advances ◽  
2014 ◽  
Vol 4 (96) ◽  
pp. 54039-54042 ◽  
Author(s):  
Jiang-Sheng Li ◽  
Yuan Xue ◽  
Dong-Mei Fu ◽  
Dao-Lin Li ◽  
Zhi-Wei Li ◽  
...  
Keyword(s):  
Carboxylic Acids ◽  
Metal Free

Metal free decarboxylative aminoxylation of carboxylic acids using a biphasic solvent system

2021 ◽  
Vol 19 (1) ◽  
pp. 273-278
Author(s):  
Göran Schulz ◽  
Andreas Kirschning
Keyword(s):  
Carboxylic Acids ◽  
Solvent System ◽  
Radical Scavenger ◽  
Synthetic Approach ◽  
Metal Free ◽  
System P

The oxidative radical decarboxylation of carboxylic acids with TEMPO as radical scavenger in a biphasic solvent system is reported which is successfully used in a new synthetic approach for the antidepressants indatraline.

Transition metal-free, visible-light-mediated construction of α,β-diamino esters via decarboxylative radical addition at room temperature

2019 ◽  
Vol 6 (13) ◽  
pp. 2245-2249 ◽  
Author(s):  
Guibing Wu ◽  
Jingwen Wang ◽  
Chengyu Liu ◽  
Maolin Sun ◽  
Lei Zhang ◽  
...  
Keyword(s):  
Transition Metal ◽  
Visible Light ◽  
Carboxylic Acids ◽  
Room Temperature ◽  
Radical Addition ◽  
Metal Free ◽  
Radical Coupling

A metal-free photoredox catalyzed decarboxylative radical coupling of free-carboxylic acids and glyoxylic oximes was developed to synthesize α,β-diamino acids.

Transition Metal‐Free, Base‐Induced Arylation of Amino Acids: Synthesis of N ‐( para ‐Substituted phenyl)amino‐2‐carboxylic acids

2020 ◽  
Vol 5 (28) ◽  
pp. 8644-8648 ◽  
Author(s):  
Adejoke D. Osinubi ◽  
Josephat U. Izunobi ◽  
Olayinka T. Asekun ◽  
Oluwole B. Familoni ◽  
Xiaoguang Bao
Keyword(s):  
Amino Acids ◽  
Transition Metal ◽  
Carboxylic Acids ◽  
Free Base ◽  
Metal Free

Dichloromethane as a methylene synthon for regioselective linkage of diverse carboxylic acids: Direct access to methylene diesters under metal-free conditions

2019 ◽  
Vol 30 (6) ◽  
pp. 1173-1177 ◽  
Author(s):  
Shuiliang Wang ◽  
Zhengjiang Fu ◽  
Zhicong Huang ◽  
Yongqing Jiang ◽  
Shengmei Guo ◽  
...  
Keyword(s):  
Carboxylic Acids ◽  
Direct Access ◽  
Metal Free

Transition metal-free decarboxylative alkylation reactions

2016 ◽  
Vol 14 (46) ◽  
pp. 10763-10777 ◽  
Author(s):  
Ping Liu ◽  
Guanghui Zhang ◽  
Peipei Sun
Keyword(s):  
Transition Metal ◽  
Carboxylic Acids ◽  
Metal Free ◽  
Recent Advances ◽  
Alkylation Reactions

This review summarizes recent advances in the transition metal-free decarboxylative alkylation of carboxylic acids and their derivatives.

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.

ChemInform Abstract: A Metal-Free Approach to Carboxylic Acids by Oxidation of Alkyl, Aryl, or Heteroaryl Alkyl Ketones or Arylalkynes.

ChemInform ◽  
2016 ◽  
Vol 47 (7) ◽  
pp. no-no
Author(s):  
K. A. Aravinda Kumar ◽  
Vunnam Venkateswarlu ◽  
Ram A. Vishwakarma ◽  
Sanghapal D. Sawant
Keyword(s):  
Carboxylic Acids ◽  
Alkyl Aryl ◽  
Metal Free
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