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Chemical synthesis and characterization of palm oil-based difatty acyl thiourea


Citation

Hoidy, Wisam H. and Ahmad @ Ayob, Mansor and Al-Mulla, Emad A. Jaffar and Wan Yunus, Wan Md. Zin and Ibrahim, Nor Azowa (2010) Chemical synthesis and characterization of palm oil-based difatty acyl thiourea. Journal of Oleo Science, 59 (5). pp. 229-233. ISSN 1345-8957; ESSN: 1347-3352

Abstract

Difatty acyl thiourea (DFAT), which has biological activities as antibiotics and antifungal, has been synthesized from palm oil and thiourea using sodium ethoxide as catalyst. Ethyl fatty ester (EFE) and glycerol were produced as by-products. The synthesis was carried out by reflux palm oil with thiourea in ethanol. In this process, palm oil converted to about 81% pure DFAT after 11 hour and molar ratio of thiourea to palm oil was 6.0: 1 at 78 degrees C. Elemental analysis, Fourier transform iInfrared (FTIR) spectroscopy and (1)H nuclear magnetic resonance (NMR) technique were used to characterize both DFAT and EFE.


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Additional Metadata

Item Type: Article
Divisions: Faculty of Science
DOI Number: https://doi.org/10.5650/jos.59.229
Publisher: Japan Oil Chemists' Society
Keywords: Palm oil; Thiourea; Ethyl fatty esters; Sodium ethoxide
Depositing User: Nurul Ainie Mokhtar
Date Deposited: 09 Jun 2015 00:21
Last Modified: 20 Oct 2015 01:20
Altmetrics: http://www.altmetric.com/details.php?domain=psasir.upm.edu.my&doi=10.5650/jos.59.229
URI: http://psasir.upm.edu.my/id/eprint/13581
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