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Research Articles

Synthesis of Pyran-Annulated Heterocyclic Systems Catalyzed by Theophylline as a Green and Bio-Based Catalyst

Pages 160-172 | Received 20 Aug 2018, Accepted 18 Jan 2019, Published online: 11 May 2019

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Farzaneh Mohamadpour. (2023) Melamine, a Recyclable Catalyst for the Synthesis of Dihydropyrano[2,3-c]pyrazoles in Aqueous Ethanol. Organic Preparations and Procedures International 0:0, pages 1-6.
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Farzaneh Mohamadpour. (2023) Synthesis of Tetrahydrobenzo[b]pyrans Promoted by Sodium Stearate as a Lewis Base-Surfactant Combined Catalyst in an Aqueous Micellar Medium. Organic Preparations and Procedures International 55:4, pages 345-350.
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Farzaneh Mohamadpour. (2023) Synthesis of Pyrano[2,3-d]pyrimidines Using tris(Hydroxymethyl)aminomethane as a Biodegradable and Reusable Organobase Catalyst. Organic Preparations and Procedures International 0:0, pages 1-5.
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Farzaneh Mohamadpour. (2022) Synthesis of Dihydropyrano[2,3-c]pyrazoles Using Carboxymethyl Cellulose as a Recyclable Catalyst. Organic Preparations and Procedures International 54:6, pages 578-582.
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Farzaneh Mohamadpour. (2022) Solvent-free Synthesis of Pyrano[2,3-d]pyrimidine Scaffolds Using per-6-NH2-β-CD as a Reusable Supramolecular Host. Organic Preparations and Procedures International 54:3, pages 277-283.
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Aiborlang Thongni, Pynskhemborlang T. Phanrang, Arup Dutta & Rishanlang Nongkhlaw. (2022) One-pot synthesis of 2-amino-3-cyano-4H-pyrans and pyran-annulated heterocycles using sodium citrate as an organo-salt based catalyst in aqueous ethanol. Synthetic Communications 52:1, pages 43-62.
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Articles from other publishers (20)

Farzaneh Mohamadpour. (2023) A new role for solar energy as a renewable energy source for catalyst-solvent free gram-scale synthesis of pyrano[2,3-d]pyrimidine scaffolds. Research on Chemical Intermediates 49:9, pages 3881-3891.
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Farzaneh Mohamadpour. (2023) 3DPAFIPN as a halogenated dicyanobenzene-based photosensitizer catalyzed gram-scale photosynthesis of pyrano[2,3-d]pyrimidine scaffolds. Scientific Reports 13:1.
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Farzaneh Mohamadpour. (2023) Carbazole-based photocatalyst (4CzIPN) as a novel donor-acceptor fluorophore-catalyzed visible-light-induced photosynthesis of dihydropyrano[2,3-c]pyrazole scaffolds via a proton-coupled electron transfer process. Journal of Chemical Sciences 135:3.
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Farzaneh Mohamadpour. (2023) A new role for concentrated solar radiation (CSR) as a renewable heat source for the catalyst-solvent free synthesis of tetrahydrobenzo[b]pyran scaffolds. Scientific Reports 13:1.
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Pratap S. Nayak, Banalata Maji, Bapun Barik, Shital Jyotsna Sahoo, Vishal Rout, Adyasha Das & Priyabrat Dash. (2023) Oxygen vacancy enhanced catalytic activity in a Pt nanoparticle decorated GO–Ce x O y catalyst for the efficient synthesis of pyran based derivatives . New Journal of Chemistry 47:27, pages 13004-13015.
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Farzaneh Mohamadpour. (2023) Methylene blue as a photo‐redox catalyst employed for the synthesis of pyrano[2,3‐ d ]pyrimidine scaffolds via a single‐electron transfer/energy transfer pathway . Journal of Heterocyclic Chemistry 60:5, pages 792-802.
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Farzaneh Mohamadpour. (2022) Radical synthesis of dihydropyrano[2,3‐ c ]pyrazoles using acridine yellow G as a photo‐induced electron transfer photocatalyst . Journal of Heterocyclic Chemistry 60:3, pages 504-512.
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Farzaneh Mohamadpour. (2023) Photochemical synthesis of pyrano[2,3-d]pyrimidine scaffolds using photoexcited organic dye, Na2 eosin Y as direct hydrogen atom transfer (HAT) photocatalyst via visible light-mediated under air atmosphere. BMC Chemistry 17:1.
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Mehul P. Parmar, Ruturajsinh M. Vala & Hitendra M. Patel. (2023) Importance of Hybrid Catalysts toward the Synthesis of 5 H -Pyrano[2,3- d ]pyrimidine-2-ones/2,4-diones (Thiones) . ACS Omega 8:2, pages 1759-1816.
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Farzaneh Mohamadpour, Hesam Kamyab, Shreeshivadasan Chelliapan & Ali Mohammad Amani. (2023) Synthesis of dihydropyrano[2,3-c]pyrazole scaffolds by methylene blue (MB+) as a photo-redox catalyst via a single-electron transfer (SET)/energy transfer (EnT) pathway. Current Research in Green and Sustainable Chemistry 7, pages 100381.
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Farzaneh Mohamadpour. (2023) Acridine yellow G as a photo-induced electron transfer catalyzed radical metal-free synthesis of tetrahydrobenzo[b]pyran scaffolds in an aqueous media. Current Research in Green and Sustainable Chemistry 6, pages 100356.
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Anam Nawaz, Sana Aslam, Matloob Ahmad, Ameer Fawad Zahoor & Syed Ali Raza Naqvi. (2022) Synthetic strategies of pyran derivatives by multicomponent reaction (MCR) approach. Journal of the Iranian Chemical Society 19:9, pages 3721-3768.
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Rahul A Nagarkar & Sudhir E Dapurkar. (2022) Disodium Anacardate: A Bio-based Catalyst for Room Temperature Synthesis of New, Fluorescent 1, 4-Benzoxazinone and Benzophenoxazinone Derivatives. Journal of Chemical Sciences 134:3.
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Farzaneh Mohamadpour. (2022) Methylene Blue as a Photo-Redox Catalyst: The Development Synthesis of Tetrahydrobenzo[b]pyran Scaffolds via a Single-Electron Transfer/Energy Transfer. Frontiers in Chemistry 10.
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Shikha Agarwal, Ayushi Sethiya, Jay Soni, Nusrat Sahiba & Pankaj Teli. (2022) An overview of recent advances in the catalytic synthesis of substituted pyrans. Applied Organometallic Chemistry 36:4.
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Ghodsi Mohammadi Ziarani, Mahdieh Khademi, Fatemeh Mohajer, Sangeeta Yadav & Ravi Tomar. (2022) Recent Advances in the Application of Barbituric Acid Derivatives in Multicomponent Reactions. Current Organic Chemistry 26:2, pages 162-188.
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Madhuri Suthar, Jasmin Kumbhani & Keyur D. Bhatt. (2021) Pyran Heterocyclic Compound as the Prosperous Scaffolds for Biological Sensor (A-Review). Oriental Journal Of Chemistry 37:6, pages 1280-1286.
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Farzaneh Mohamadpour. (2021) A new role for photoexcited Na2 eosin Y as direct hydrogen atom transfer (HAT) photocatalyst in photochemical synthesis of dihydropyrano[2,3-c]pyrazole scaffolds promoted by visible light irradiation under air atmosphere. Journal of Photochemistry and Photobiology A: Chemistry 418, pages 113428.
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Farzaneh Mohamadpour. (2021) Catalyst-free and solvent-free visible light irradiation-assisted Knoevenagel–Michael cyclocondensation of aryl aldehydes, malononitrile, and resorcinol at room temperature. Monatshefte für Chemie - Chemical Monthly 152:5, pages 507-512.
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Farzaneh Mohamadpour. (2020) Catalyst-free green synthesis of dihydropyrano[2,3-c]pyrazole scaffolds assisted by ethylene glycol (E-G) as a reusable and biodegradable solvent medium. Journal of Chemical Sciences 132:1.
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