An efficient synthesis of bis-indolyloxindoles from (phenylimino)indolin-2-ones and 1H-indole catalyzed by Citric acid

2015 ◽  
Vol 2 (8) ◽  
pp. 365-370
Author(s):  
Xiaoyun Ran ◽  
Qian Zhou ◽  
Jin Zhang ◽  
Shanqiang Wang ◽  
Gui Wang ◽  
...  

Started from citric acid (CA) and ethylenediamine derivatives, a solvent-free, catalyst-free and highly yield synthesis approach for bicyclic 2-pyridones was presented. Continuing to modify the core structure, a series of...


ChemInform ◽  
2009 ◽  
Vol 40 (7) ◽  
Author(s):  
Ramu Enugala ◽  
Sreelatha Nuvvula ◽  
Vijay Kotra ◽  
Ravi Varala ◽  
Srinivas R. Adapa

2013 ◽  
pp. n/a-n/a ◽  
Author(s):  
Arash Ghorbani-Choghamarani ◽  
Tahereh Taghipour ◽  
Gouhar Azadi

Heterocycles ◽  
2008 ◽  
Vol 75 (10) ◽  
pp. 2523 ◽  
Author(s):  
Srinivas R. Adapa ◽  
Ramu Enugala ◽  
Sreelatha Nuvvula ◽  
Vijay Kotra ◽  
Ravi Varala ◽  
...  

1986 ◽  
Vol 29 (9) ◽  
pp. 1109-1112
Author(s):  
M Beale
Keyword(s):  

Planta Medica ◽  
2009 ◽  
Vol 75 (09) ◽  
Author(s):  
LA Vilaseca ◽  
J Quillaguamán ◽  
L Fuentes ◽  
O Sterner
Keyword(s):  

2020 ◽  
Vol 140 ◽  
pp. 25-29
Author(s):  
K Akiyama ◽  
N Hirazawa ◽  
A Hatanaka

Oxytetracycline (OTC) has been commonly used as an effective antibiotic against various fish bacterial diseases, including vibriosis. In this study, the absorption-enhancing effect of citric acid on oral OTC pharmacokinetics and treatment of artificial Vibrio anguillarum infection was evaluated in juvenile yellowtail Seriola quinqueradiata followed by serum OTC concentration analysis. When 25 mg kg-1 body weight (BW) OTC was administered in combination with 1250 mg kg-1 BW citric acid, the serum OTC concentration reached almost the same concentration as that of the group treated with 50 mg kg-1 BW OTC. This coadministration successfully suppressed mortality due to vibriosis similar to the group treated with 50 mg kg-1 BW OTC. Conversely, poor efficacy was observed when only 25 mg kg-1 BW OTC was administered. These results suggest that coadministration of citric acid can be beneficial in reducing the dose of OTC needed for effective treatment, and thus contributes to the goal of reduced use of this antibiotic in aquaculture.


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