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A rational design, synthesis, characterization, and antihypertensive activities of some new substituted benzimidazoles

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Abstract

A series of 5-substituted benzimidazoles were designed, synthesized, and evaluated for in vivo antihypertensive activity by acute renal hypertension on guinea pig. All the compounds of the series elicit remarkable activity in comparison to standard drug (losartan). The activity is found to be relatively better in substituted alkylamino group at 5-position of benzimidazole. The maximum activity that is almost equipotent with losartan is observed with four compounds DR-13, DR-14, DR-15, and DR-16.

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Acknowledgments

The authors thank the Head of the School of Pharmacy, Devi Ahilya Vishwavidyalaya, for providing the facilities for carrying out the study, and Mr. B. R. Nahata from the College of Pharmacy for his help in carrying out biological evaluation.

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Correspondence to Anurekha Jain.

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Jain, A., Sharma, R. & Chaturvedi, S.C. A rational design, synthesis, characterization, and antihypertensive activities of some new substituted benzimidazoles. Med Chem Res 22, 4622–4632 (2013). https://doi.org/10.1007/s00044-012-0462-7

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  • DOI: https://doi.org/10.1007/s00044-012-0462-7

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