Chemical Modification of the Diamond Surface Using Benzoyl Peroxide and Dicarboxylic Acids

Langmuir ◽  
2003 ◽  
Vol 19 (23) ◽  
pp. 9693-9698 ◽  
Author(s):  
Shintaro Ida ◽  
Toshiki Tsubota ◽  
Shunsuke Tanii ◽  
Masanori Nagata ◽  
Yasumichi Matsumoto
2011 ◽  
Vol 20 (4) ◽  
pp. 584-587 ◽  
Author(s):  
Toshiki Tsubota ◽  
Shota Mihara ◽  
Naoya Murakami ◽  
Teruhisa Ohno

2002 ◽  
Vol 53 (8) ◽  
pp. 530-534 ◽  
Author(s):  
Toshiki TSUBOTA ◽  
Shintaro IDA ◽  
Osamu HIRABAYASHI ◽  
Shoji NAGAOKA ◽  
Masanori NAGATA ◽  
...  

2010 ◽  
Vol 19 (7-9) ◽  
pp. 1003-1006 ◽  
Author(s):  
Toshiki Tsubota ◽  
Yuki Kawamura ◽  
Naoya Murakami ◽  
Teruhisa Ohno

2003 ◽  
Vol 5 (7) ◽  
pp. 1474-1480 ◽  
Author(s):  
Toshiki Tsubota ◽  
Shunsuke Tanii ◽  
Shintaro Ida ◽  
Masanori Nagata ◽  
Yasumichi Matsumoto

2021 ◽  
Vol 68 (2) ◽  
pp. 395-403
Author(s):  
Nataliia Krasovska ◽  
Viktor Stavytskyi ◽  
Inna Nosulenko ◽  
Oleksandr Karpenko ◽  
Oleksii Voskoboinik ◽  
...  

The synthesis of hydrazides formed by quinazolin-4(3H)-ylidenehydrazine and dicarboxylic acids, as well as their further modification are described in the present manuscript. It was shown that above-mentioned hydrazides may be obtained via acylation of initial quinazolin-4(3H)-ylidenehydrazine by corresponding acylhalides, cyclic anhydrides and imidazolides of dicarboxylic acids monoesters. Obtained hydrazides were converted into [1,2,4]triazolo[1,5-с]quinazolines that were used as initial compounds for chemical modification aimed to the introduction of amide fragment to the molecule. The IR, 1H NMR and chromato-mass spectral data of obtained compounds were studied and discussed. Obtained substances were studied for anti-inflammatory activity using carrageenan-induced paw inflammation model. Amides of ([1,2,4]triazolo[1,5-с]quinazoline-2-yl)alkyl carboxylic acids were detected as promising class of anti-inflammatory agents for further purposeful synthesis and profound study of anti-inflammatory activity.


2002 ◽  
Vol 4 (5) ◽  
pp. 806-811 ◽  
Author(s):  
Toshiki Tsubota ◽  
Osamu Hirabayashi ◽  
Shintaro Ida ◽  
Shoji Nagaoka ◽  
Masanori Nagata ◽  
...  

2002 ◽  
Vol 4 (15) ◽  
pp. 3881-3886 ◽  
Author(s):  
Toshiki Tsubota ◽  
Shintaro Ida ◽  
Osamu Hirabayashi ◽  
Shoji Nagaoka ◽  
Masanori Nagata ◽  
...  

2002 ◽  
Vol 11 (7) ◽  
pp. 1374-1378 ◽  
Author(s):  
Toshiki Tsubota ◽  
Osamu Hirabayashi ◽  
Shintaro Ida ◽  
Shoji Nagaoka ◽  
Masanori Nagata ◽  
...  

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