Abstract
A series of mono- and bis-pyrimido-[1,2-a]benzimidazole derivatives is synthesized by the regioselective multicomponent condensation reaction of aldehyde and malononitrile with 2-aminobenzimidazole in the presence of alum as a recyclable and efficient catalyst for this condensation.
Keywords: 2-Aminobenzimidazole, alum, multicomponent reaction, pyrimido[1,2-a]benzimidazole, regioselectivity, benzo-fused imidazoles, anticancer, antihistaminic, antifungal, antibacterial
Letters in Organic Chemistry
Title: Mono- and Bis-Pyrimido[1,2-a]benzimidazoles: Alum Catalyzed Regioselective Three- or Pseudo Five-Component Reaction of 2-Aminobenzimidazole with Aldehyde and Malononitrile
Volume: 8 Issue: 9
Author(s): Ali R. Karimi and Fahimeh Bayat
Affiliation:
Keywords: 2-Aminobenzimidazole, alum, multicomponent reaction, pyrimido[1,2-a]benzimidazole, regioselectivity, benzo-fused imidazoles, anticancer, antihistaminic, antifungal, antibacterial
Abstract: A series of mono- and bis-pyrimido-[1,2-a]benzimidazole derivatives is synthesized by the regioselective multicomponent condensation reaction of aldehyde and malononitrile with 2-aminobenzimidazole in the presence of alum as a recyclable and efficient catalyst for this condensation.
Export Options
About this article
Cite this article as:
R. Karimi Ali and Bayat Fahimeh, Mono- and Bis-Pyrimido[1,2-a]benzimidazoles: Alum Catalyzed Regioselective Three- or Pseudo Five-Component Reaction of 2-Aminobenzimidazole with Aldehyde and Malononitrile, Letters in Organic Chemistry 2011; 8 (9) . https://dx.doi.org/10.2174/157017811799304368
DOI https://dx.doi.org/10.2174/157017811799304368 |
Print ISSN 1570-1786 |
Publisher Name Bentham Science Publisher |
Online ISSN 1875-6255 |
- Author Guidelines
- Graphical Abstracts
- Fabricating and Stating False Information
- Research Misconduct
- Post Publication Discussions and Corrections
- Publishing Ethics and Rectitude
- Increase Visibility of Your Article
- Archiving Policies
- Peer Review Workflow
- Order Your Article Before Print
- Promote Your Article
- Manuscript Transfer Facility
- Editorial Policies
- Allegations from Whistleblowers
Related Articles
-
Recent Advances in Radiation Therapy of Cancer Cells: A Step towards an Experimental and Systems Biology Framework
Current Radiopharmaceuticals Resveratrol and Cancer Treatment: Is Hormesis a Yet Unsolved Matter?
Current Pharmaceutical Design A Study on Identification of Nutraceutical Value of New Imidazolone Schiff Base Analogues
Letters in Drug Design & Discovery Bioactivity of New μ and δ Opioid Peptides
Medicinal Chemistry Calix[n]arenes as Goldmines for the Development of Chemical Entities of Pharmaceutical Interest
Current Pharmaceutical Design Genomic Approaches and Oxygen Radical Measurement as Biomarker Candidates of Off-Season Predictor of Pollinosis: A Pilot Study
Current Pharmacogenomics and Personalized Medicine Angiogenesis and Angiogenesis Inhibitors: a New Potential Anticancer Therapeutic Strategy
Current Drug Targets - Immune, Endocrine & Metabolic Disorders Meet Our Editorial Board Member
Current Neuropharmacology Medicinal Chemistry of Drugs with Active Metabolites Following Conjugation
Mini-Reviews in Medicinal Chemistry Copper Status Abnormalities and How to Measure Them in Neurodegenerative Disorders
Recent Patents on CNS Drug Discovery (Discontinued) Nitric Oxide Induced Damage and Preventive Effect of Curcumin and Quercetin on Buffalo Brain Cystatin
Current Proteomics Synthesis and Comparison of Antimalarial Activity of Febrifugine Derivatives Including Halofuginone
Medicinal Chemistry Highly Concentrated Multifunctional Silver Nanoparticle Fabrication through Green Reduction of Silver Ions in Terms of Mechanics and Therapeutic Potentials
Anti-Cancer Agents in Medicinal Chemistry Complement Activation-Related Pseudoallergy Caused by Amphiphilic Drug Carriers: The Role of Lipoproteins
Current Drug Delivery Epigenetic control of cardiovascular health by nutritional polyphenols involves multiple chromatin-modifying writer-reader-eraser proteins
Current Topics in Medicinal Chemistry Physiologically Based Pharmacokinetic Models: Integration of In Silico Approaches with Micro Cell Culture Analogues
Current Drug Metabolism Age-Dependent Changes of the temporal Order - Causes and Treatment
Current Aging Science Toxicology of Tributyltin in Mammalian Animal Models
Immunology, Endocrine & Metabolic Agents in Medicinal Chemistry (Discontinued) Pharmacological Evaluation of Abietane Diterpenoids from Plectranthus bishopianus as Potent Antibacterial, Antioxidant and Their Cytotoxic Agents
The Natural Products Journal QSAR Studies of PTP1B Inhibitors: 1, 2-Naphthoquinone Derivatives
Letters in Drug Design & Discovery