Convenient Preparation of Primary Amides via Activation of Carboxylic Acids with Ethyl Chloroformate and Triethylamine under Mild Conditions

2013 ◽  
Vol 42 (6) ◽  
pp. 580-582 ◽  
Author(s):  
Takuya Noguchi ◽  
Masahiro Sekine ◽  
Yuki Yokoo ◽  
Seunghee Jung ◽  
Nobuyuki Imai
Keyword(s):  
Carboxylic Acids ◽  
Ethyl Chloroformate ◽  
Mild Conditions ◽  
Convenient Preparation

scholarly journals Mechanically induced solvent-free esterification method at room temperature

RSC Advances ◽  
2021 ◽  
Vol 11 (9) ◽  
pp. 5080-5085
Author(s):  
Lei Zheng ◽  
Chen Sun ◽  
Wenhao Xu ◽  
Alexandr V. Dushkin ◽  
Nikolay Polyakov ◽  
...  
Keyword(s):  
Natural Products ◽  
Carboxylic Acids ◽  
Late Stage ◽  
Reaction Mechanisms ◽  
Room Temperature ◽  
Solvent Free ◽  
Mild Conditions

We have developed I2/KH2PO2 and KI/P(OEt)3 strategy syntheses of esters from carboxylic acids and alcohols through different reaction mechanisms. The advantages of present protocol: mild conditions and late-stage diversification of natural products.

A base-catalyzed domino reaction between isoindigos and α-alkylidene succinimides—convenient preparation of highly steric bispirooxindoles

2020 ◽  
Vol 18 (46) ◽  
pp. 9511-9515
Author(s):  
Chen-Yi Li ◽  
Min Xiang ◽  
Xiang-Jia Song ◽  
Ying Zou ◽  
Zhi-Cheng Huang ◽  
...  
Keyword(s):  
Domino Reaction ◽  
Mild Conditions ◽  
Convenient Preparation

A new Cs2CO3-catalyzed Michael–Michael domino reaction between isoindigos and α-alkylidene succinimides has been disclosed, and a series of highly steric bispirooxindoles with potential bioactive activities have been prepared under mild conditions.

Decarboxylative sulfenylation of amino acids via metallaphotoredox catalysis

2019 ◽  
Vol 6 (18) ◽  
pp. 3224-3227 ◽  
Author(s):  
Lidan Wei ◽  
Chengjuan Wu ◽  
Chen-Ho Tung ◽  
Wenguang Wang ◽  
Zhenghu Xu
Keyword(s):  
Amino Acids ◽  
Visible Light ◽  
Carboxylic Acids ◽  
Mild Conditions ◽  
Cooperative Catalysis

A nickel/visible light photoredox co-catalyzed decarboxylative thiolation reaction of carboxylic acids has been developed. This odorless sulfenylation reaction proceeded well via a nickel/photoredox cooperative catalysis pathway under very mild conditions.

Enzyme cascade reactions: synthesis of furandicarboxylic acid (FDCA) and carboxylic acids using oxidases in tandem

2015 ◽  
Vol 17 (6) ◽  
pp. 3271-3275 ◽  
Author(s):  
Shane M. McKenna ◽  
Silke Leimkühler ◽  
Susanne Herter ◽  
Nicholas J. Turner ◽  
Andrew J. Carnell
Keyword(s):  
Carboxylic Acids ◽  
Cascade Reactions ◽  
Preparative Scale ◽  
Mild Conditions ◽  
Enzyme Cascade ◽  
Furandicarboxylic Acid

Three enzymes are combined under mild conditions for the preparative scale oxidation of HMF to FDCA and a range of 10 alcohols.

Polymer-SupportedO-Benzyl andO-Allylisoureas:  Convenient Preparation and Use in Ester Synthesis from Carboxylic Acids

2003 ◽  
Vol 5 (6) ◽  
pp. 853-856 ◽  
Author(s):  
Stefano Crosignani ◽  
Peter D. White ◽  
Rene Steinauer ◽  
Bruno Linclau
Keyword(s):  
Carboxylic Acids ◽  
Ester Synthesis ◽  
Convenient Preparation
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