scholarly journals Microwave Assisted Synthesis and Characterization of Schiff Base of 2-Amino Benzimidazole

Author(s):  
Garima Shrivastava ◽  
Manjul Shrivastava

New Schiff base (2-[(1H-benzimidazol-2-ylimino) methyl]-4,6- diiodophenol) was synthesized by the condensation of aryl/hetero aromatic aldehyde (3,5diiodosalicylaldehyde) with 2- amino benzimidazole under conventional and microwave conditions and characterized through IR, HNMR and Mass spectral data and CHN analysis

1987 ◽  
Vol 40 (10) ◽  
pp. 1695 ◽  
Author(s):  
JG Wilson

Nine N,N'- ethylenebis [2-(o- hydroxyphenyl ) glycines ] ( ehpg ) have been prepared and characterized by conversion into their dimethyl ester dihydrochlorides. Their i.r ., 1H n.m.r. and f.a.b. mass spectral data are presented and discussed.


1975 ◽  
Vol 53 (6) ◽  
pp. 939-944 ◽  
Author(s):  
Elmer C. Alyea ◽  
Abdul Malek

The synthesis and characterisation of several dibasic tridentate Schiff base ligands (H2SB) are described. Structural formulas for the isolated ligands are suggested on the basis of infrared, nuclear magnetic resonance, and mass spectral data.


2009 ◽  
Vol 6 (2) ◽  
pp. 323-331
Author(s):  
D. Ashok ◽  
K. Aravind

A series of 1-{2, 4-dihydroxy-5-[5-(aryl)-1-pyridine/pyrimidine-4-carbonyl)-4, 5-dihydro-1H-pyrazol-3-yl]-phenyl}-3-(aryl)-propenones (2a-h) have been synthesized from 1-[2,4-dihydroxy-5-(aryl acryloyl)phenyl]-aryl propenones(1a-h)by Micheal addition with isoniazide/pyrazinic acid hydrazide under microwave irradiation and classical heating. The synthesized compounds were characterized by IR,1H-NMR,13C-NMR and Mass spectral data. All the compounds were screened for their Antibacterial activity.


1998 ◽  
Vol 63 (3) ◽  
pp. 371-377 ◽  
Author(s):  
Emilia Luks ◽  
Wanda Radecka-Paryzek

The partial Schiff base condensation reactions between 2,6-diacetylpyridine and 1,3-phenylenediamine in the presence of scandium(III), yttrium(III) and lanthanum(III) ions as template agents afford new mono- and dinuclear hexadentate complexes of podate type, depending on the molar ratio of starting materials used in the synthesis. They were characterized by IR, UV-VIS, 1H NMR, and mass spectral data as well as by thermogravimetric and elemental analyses.


2020 ◽  
pp. 34-38
Author(s):  
Laxminarayana Eppakayala ◽  
Ravi Kumar Bommera ◽  
Sailaja Gummadelli ◽  
Thirumala Chary Maringanti

Some substituted benzoxazine derivatives have been synthesized in simple two steps. The structures of the synthesized compounds were confirmed by NMR and Mass spectral data.


2010 ◽  
Vol 12 (1) ◽  
pp. 99-104 ◽  
Author(s):  
Huifen Zhou ◽  
Ran Yi ◽  
Junhui Li ◽  
Yuan Su ◽  
Xiaohe Liu

2019 ◽  
Vol 73 ◽  
pp. 366-376 ◽  
Author(s):  
Marek Piątkowski ◽  
Julia Radwan-Pragłowska ◽  
Łukasz Janus ◽  
Dariusz Bogdał ◽  
Dalibor Matysek ◽  
...  

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