Acetylation of alcohols, phenols and amines using ammonium salt of 12-tungstophosphoric acid: Environmentally benign method

2008 ◽  
Vol 9 (14) ◽  
pp. 2365-2370 ◽  
Author(s):  
Jitendra R. Satam ◽  
Radha V. Jayaram
Keyword(s):  
Ammonium Salt ◽  
Tungstophosphoric Acid ◽  
Environmentally Benign

Esterification of palmitic acid on the ammonium salt of 12-tungstophosphoric acid: The influence of partial proton exchange on the activity of the catalyst

2005 ◽  
Vol 6 (12) ◽  
pp. 788-792 ◽  
Author(s):  
B.Y. Giri ◽  
K. Narasimha Rao ◽  
B.L.A. Prabhavathi Devi ◽  
N. Lingaiah ◽  
I. Suryanarayana ◽  
...  
Keyword(s):  
Palmitic Acid ◽  
Ammonium Salt ◽  
Proton Exchange ◽  
Tungstophosphoric Acid

In situ synthesis by salt–surface interaction and the catalytic functionality of the ammonium salt of 12-tungstophosphoric acid

2002 ◽  
Vol 4 (4) ◽  
pp. 344-346 ◽  
Author(s):  
M. Santhosh Kumar ◽  
K. Narasimha Rao ◽  
N. Lingaiah ◽  
I. Suryanarayana ◽  
P. S. Sai Prasad
Keyword(s):  
Ammonium Salt ◽  
Surface Interaction ◽  
In Situ Synthesis ◽  
Tungstophosphoric Acid

Catalyst- and oxidant-free electrochemical para-selective hydroxylation of N-arylamides in batch and continuous-flow

2020 ◽  
Vol 22 (19) ◽  
pp. 6437-6443
Author(s):  
Cheng-Kou Liu ◽  
Meng-Yi Chen ◽  
Xin-Xin Lin ◽  
Zheng Fang ◽  
Kai Guo
Keyword(s):  
Ammonium Salt ◽  
Quaternary Ammonium ◽  
Continuous Flow ◽  
Quaternary Ammonium Salt ◽  
Selective Hydroxylation

A catalyst-, oxidant-, acidic solvent- and quaternary ammonium salt-free electrochemical para-selective hydroxylation of N-arylamides at rt in batch and continuous-flow was developed.

Synthesis and Performance of Polyoxy-ethylene Ester Quaternary Ammonium Salt

2013 ◽  
Vol 50 (1) ◽  
pp. 9-13 ◽  
Author(s):  
Yong-Qiang Sun ◽  
Wen-Jing Li ◽  
Wan-Xu Wang ◽  
Qiu-Xiao Li ◽  
Wieslaw Hreczuch ◽  
...  
Keyword(s):  
Ammonium Salt ◽  
Quaternary Ammonium ◽  
Quaternary Ammonium Salt ◽  
And Performance
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