SYNTHESIS AND MICROBIOLOGICAL EVALUATION OF MANNICH BASES DERIVED FROM 4,6-DIACETYLRESORCINOL

In the present investigations 4,6-diacetyl resorcinol 1 on condensation with formaldehyde and some selected amines following the Mannich reaction conditions yielded eight new Mannich bases 2a-h. It was observed that the reaction did not take place at the acetyl function but occurred at the 2-position into the aromatic ring. The compounds were characterized on the basis of elemental analysis as well as ¹H NMR and Mass spectral data. The antibacterial and antifungal activities of the title compounds were tested by the disc diffusion method using nutrient agar medium against various microorganisms such as gram positive Staphylococcus aureus and Bacillus subtilis, gram negative Escherichia coli and the fungi Aspergillus flavus and Candida albicans. Ofloxacin and voriconazole at 20 ug/mL were used as standard drugs for antibacterial and antifungal activities, respectively.

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Main Authors: HUSAIN,ASIF, MAAZ,MOHAMMAD, AHMAD ANSARI,KHURSHEED, AHMAD,AUSAF, RASHID,MOHD
Format: Digital revista
Language:English
Published: Sociedad Chilena de Química 2010
Online Access:http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-97072010000300012
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spelling oai:scielo:S0717-970720100003000122011-01-25SYNTHESIS AND MICROBIOLOGICAL EVALUATION OF MANNICH BASES DERIVED FROM 4,6-DIACETYLRESORCINOLHUSAIN,ASIFMAAZ,MOHAMMADAHMAD ANSARI,KHURSHEEDAHMAD,AUSAFRASHID,MOHD Mannich base resorcinol antibacterial antifungal In the present investigations 4,6-diacetyl resorcinol 1 on condensation with formaldehyde and some selected amines following the Mannich reaction conditions yielded eight new Mannich bases 2a-h. It was observed that the reaction did not take place at the acetyl function but occurred at the 2-position into the aromatic ring. The compounds were characterized on the basis of elemental analysis as well as ¹H NMR and Mass spectral data. The antibacterial and antifungal activities of the title compounds were tested by the disc diffusion method using nutrient agar medium against various microorganisms such as gram positive Staphylococcus aureus and Bacillus subtilis, gram negative Escherichia coli and the fungi Aspergillus flavus and Candida albicans. Ofloxacin and voriconazole at 20 ug/mL were used as standard drugs for antibacterial and antifungal activities, respectively.info:eu-repo/semantics/openAccessSociedad Chilena de QuímicaJournal of the Chilean Chemical Society v.55 n.3 20102010-01-01text/htmlhttp://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-97072010000300012en10.4067/S0717-97072010000300012
institution SCIELO
collection OJS
country Chile
countrycode CL
component Revista
access En linea
databasecode rev-scielo-cl
tag revista
region America del Sur
libraryname SciELO
language English
format Digital
author HUSAIN,ASIF
MAAZ,MOHAMMAD
AHMAD ANSARI,KHURSHEED
AHMAD,AUSAF
RASHID,MOHD
spellingShingle HUSAIN,ASIF
MAAZ,MOHAMMAD
AHMAD ANSARI,KHURSHEED
AHMAD,AUSAF
RASHID,MOHD
SYNTHESIS AND MICROBIOLOGICAL EVALUATION OF MANNICH BASES DERIVED FROM 4,6-DIACETYLRESORCINOL
author_facet HUSAIN,ASIF
MAAZ,MOHAMMAD
AHMAD ANSARI,KHURSHEED
AHMAD,AUSAF
RASHID,MOHD
author_sort HUSAIN,ASIF
title SYNTHESIS AND MICROBIOLOGICAL EVALUATION OF MANNICH BASES DERIVED FROM 4,6-DIACETYLRESORCINOL
title_short SYNTHESIS AND MICROBIOLOGICAL EVALUATION OF MANNICH BASES DERIVED FROM 4,6-DIACETYLRESORCINOL
title_full SYNTHESIS AND MICROBIOLOGICAL EVALUATION OF MANNICH BASES DERIVED FROM 4,6-DIACETYLRESORCINOL
title_fullStr SYNTHESIS AND MICROBIOLOGICAL EVALUATION OF MANNICH BASES DERIVED FROM 4,6-DIACETYLRESORCINOL
title_full_unstemmed SYNTHESIS AND MICROBIOLOGICAL EVALUATION OF MANNICH BASES DERIVED FROM 4,6-DIACETYLRESORCINOL
title_sort synthesis and microbiological evaluation of mannich bases derived from 4,6-diacetylresorcinol
description In the present investigations 4,6-diacetyl resorcinol 1 on condensation with formaldehyde and some selected amines following the Mannich reaction conditions yielded eight new Mannich bases 2a-h. It was observed that the reaction did not take place at the acetyl function but occurred at the 2-position into the aromatic ring. The compounds were characterized on the basis of elemental analysis as well as ¹H NMR and Mass spectral data. The antibacterial and antifungal activities of the title compounds were tested by the disc diffusion method using nutrient agar medium against various microorganisms such as gram positive Staphylococcus aureus and Bacillus subtilis, gram negative Escherichia coli and the fungi Aspergillus flavus and Candida albicans. Ofloxacin and voriconazole at 20 ug/mL were used as standard drugs for antibacterial and antifungal activities, respectively.
publisher Sociedad Chilena de Química
publishDate 2010
url http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-97072010000300012
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AT ahmadausaf synthesisandmicrobiologicalevaluationofmannichbasesderivedfrom46diacetylresorcinol
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