Synthesis, Characterization and Alpha Glucosidase Inhibition activity of new Phthalimide Derivatives

 Three of imide intermediate products  were synthesized by reacting of phthalic anhydride with glycine (2a), and tetrachloro phthalic anhydride with glycine , (S)-2-[(tert-Butoxycarbonyl)amino]-3-aminopropionic acid ( 2b,c)  respectively   in  dry toluene  with azeotropic removal of water using Dea...

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Main Authors: Hassan ALi, Mohammed H. Mohammed, Sajida H. Ismeal
Format: Article
Language:English
Published: College of Pharmacy University of Baghdad 2018-06-01
Series:Iraqi Journal of Pharmaceutical Sciences
Online Access:https://bijps.uobaghdad.edu.iq/index.php/bijps/article/view/731
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author Hassan ALi
Mohammed H. Mohammed
Sajida H. Ismeal
author_facet Hassan ALi
Mohammed H. Mohammed
Sajida H. Ismeal
author_sort Hassan ALi
collection DOAJ
description  Three of imide intermediate products  were synthesized by reacting of phthalic anhydride with glycine (2a), and tetrachloro phthalic anhydride with glycine , (S)-2-[(tert-Butoxycarbonyl)amino]-3-aminopropionic acid ( 2b,c)  respectively   in  dry toluene  with azeotropic removal of water using Dean- stark apparatus then carboxyl functional group activated by refluxing with  thionyl chloride, the resulted acid chloride (3a-c) were reacted with different amine (5-flourouracil, 4-chloroaniline, 4-bromoaniline, 2-amino thiazole, and pyrrolidine) (4a-e) , the   resulted products consider as the end products (5a-j) while  the compounds (5k-o) required further reaction to deprotect aliphatic amine this achieved by treating the compounds with TFA to remove tert-Butoxycarbonyl group (6a-e). The alpha glucosidase inhibitory activity of some synthesized compounds (5a, 5f, 6a) were tested by using  -glucosidase from Saccharomyces cerevisiae, p-nitrophenol glucopyranoside (pNPG)  used as substrate and acarbose used as standard. All these test compounds shows   excellent inhibitory activity according to IC50 values which is ranging from (4.61-7.32).
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spelling doaj.art-e6e4a23cf3c14ec8bc9c997854e07b902022-12-22T03:47:49ZengCollege of Pharmacy University of BaghdadIraqi Journal of Pharmaceutical Sciences2521-35121683-35972018-06-0127110.31351/vol27iss1pp100-108731Synthesis, Characterization and Alpha Glucosidase Inhibition activity of new Phthalimide DerivativesHassan ALi0Mohammed H. MohammedSajida H. Ismealcollege of pharmacy al-mustansiryia university  Three of imide intermediate products  were synthesized by reacting of phthalic anhydride with glycine (2a), and tetrachloro phthalic anhydride with glycine , (S)-2-[(tert-Butoxycarbonyl)amino]-3-aminopropionic acid ( 2b,c)  respectively   in  dry toluene  with azeotropic removal of water using Dean- stark apparatus then carboxyl functional group activated by refluxing with  thionyl chloride, the resulted acid chloride (3a-c) were reacted with different amine (5-flourouracil, 4-chloroaniline, 4-bromoaniline, 2-amino thiazole, and pyrrolidine) (4a-e) , the   resulted products consider as the end products (5a-j) while  the compounds (5k-o) required further reaction to deprotect aliphatic amine this achieved by treating the compounds with TFA to remove tert-Butoxycarbonyl group (6a-e). The alpha glucosidase inhibitory activity of some synthesized compounds (5a, 5f, 6a) were tested by using  -glucosidase from Saccharomyces cerevisiae, p-nitrophenol glucopyranoside (pNPG)  used as substrate and acarbose used as standard. All these test compounds shows   excellent inhibitory activity according to IC50 values which is ranging from (4.61-7.32). https://bijps.uobaghdad.edu.iq/index.php/bijps/article/view/731
spellingShingle Hassan ALi
Mohammed H. Mohammed
Sajida H. Ismeal
Synthesis, Characterization and Alpha Glucosidase Inhibition activity of new Phthalimide Derivatives
Iraqi Journal of Pharmaceutical Sciences
title Synthesis, Characterization and Alpha Glucosidase Inhibition activity of new Phthalimide Derivatives
title_full Synthesis, Characterization and Alpha Glucosidase Inhibition activity of new Phthalimide Derivatives
title_fullStr Synthesis, Characterization and Alpha Glucosidase Inhibition activity of new Phthalimide Derivatives
title_full_unstemmed Synthesis, Characterization and Alpha Glucosidase Inhibition activity of new Phthalimide Derivatives
title_short Synthesis, Characterization and Alpha Glucosidase Inhibition activity of new Phthalimide Derivatives
title_sort synthesis characterization and alpha glucosidase inhibition activity of new phthalimide derivatives
url https://bijps.uobaghdad.edu.iq/index.php/bijps/article/view/731
work_keys_str_mv AT hassanali synthesischaracterizationandalphaglucosidaseinhibitionactivityofnewphthalimidederivatives
AT mohammedhmohammed synthesischaracterizationandalphaglucosidaseinhibitionactivityofnewphthalimidederivatives
AT sajidahismeal synthesischaracterizationandalphaglucosidaseinhibitionactivityofnewphthalimidederivatives