Synthesis and Characterization of Mesogenic 1,3,4-Oxadiazole Derivatives

2009 ◽  
Vol 509 (1) ◽  
pp. 274/[1016]-282/[1024]
Author(s):  
J. Mahadeva ◽  
K. B. Umesha ◽  
K. M. L. Rai ◽  
Nagappa
2011 ◽  
Vol 161 (9-10) ◽  
pp. 869-880 ◽  
Author(s):  
M. Ananth Reddy ◽  
G. Mallesham ◽  
Anup Thomas ◽  
Kola Srinivas ◽  
V. Jayathirtha Rao ◽  
...  

2015 ◽  
Vol 27 (7) ◽  
pp. 2409-2411 ◽  
Author(s):  
Nafal Nazarbahjat ◽  
Zanariah Abdullah ◽  
Mahmood Ameen Abdulla ◽  
Azhar Ariffin

2016 ◽  
Vol 13 (4) ◽  
pp. 762-769
Author(s):  
Baghdad Science Journal

Various of 2,5- disubstituted 1,3,4-oxadiazole (Schiff base, ?- lactam and azo) were synthesized from 2,5-di (4,4?-amino-1,3,4-oxadiazole which usequently synth-esized from mixture of 4- amino benzoic acid and hydrazine arch of polyphosphorus acid. The synthesized compounds were cherecterized by using some spectral data (UV, FT-IR , and 1H-NMR)


2007 ◽  
Vol 846 (1-3) ◽  
pp. 55-64 ◽  
Author(s):  
Xiao-bing Zhang ◽  
Ben-chen Tang ◽  
Peng Zhang ◽  
Min Li ◽  
Wen-jing Tian

Author(s):  
Hiren H. Variya ◽  
Vikram Panchal ◽  
Falguni G. Bhabhor ◽  
G.R. Patel

In this article, we have described to design and synthesized a series of substituted chalcone based 1,3,4-oxadiazole derivatives. Titled compounds (E)-S-(-5-phenyl-1,3,4-oxadiazol-2-yl) 2-(4-(3-(5-methyl-3oxo-2(p-tolyl)-2,3-dihydro-1H-pyrazol-4-yl)-3-oxoprop-1-en-1-yl) phenoxy) etanethioate (III1-6) were synthesized using of derivatives of S-(-5-phenyl-1,3,4 oxadiazole-2-yl)2-chloroethaethioate (I1-6) were reacted with (E)-4-(3-(4-hydroxyphenyl) acryloyl)-5-methyl-2(p-tolyl)-1H-pyrazol-3(2H)-one (II) in presence of K2CO3 in DMF as a solvent. The synthesized compounds were evaluated for their antimicrobial activity. The newly synthesized compounds were characterized by analytical and spectral (IR, 1H NMR, and LC-MS) Methods.


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