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Synthetic Communications
An International Journal for Rapid Communication of Synthetic Organic Chemistry
Volume 41, 2011 - Issue 3
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Original Articles

Caro's Acid–Silica Gel: An Efficient and Versatile Catalyst for the One-Pot Synthesis of Tetrahydrobenzo[b]pyran Derivatives

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Pages 436-440 | Received 26 Aug 2009, Published online: 13 Jan 2011

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Read on this site (3)

Fan Liu, Ryo Hiratsuka, Toshihiro Isobe, Wei Han & Takeshi Oriyama. (2022) One-pot three-component synthesis of tetrahydrobenzo[b]pyran derivatives using MgSO4 in DMSO. Synthetic Communications 52:13-14, pages 1517-1525.
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S. F. Hojati, N. MoeiniEghbali, S. Mohamadi & T. Ghorbani. (2018) Trichloroisocyanuric Acid as a Highly Efficient Catalyst for the Synthesis of Tetrahydrobenzo[b]pyran Derivatives. Organic Preparations and Procedures International 50:4, pages 408-415.
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Mandana Momenpour Surchani, Farhad Shirini, Hassan Tajik & Omid Goli-Jolodar. A Green, Facile, and Efficient Synthesis of 4H-Benzo[b]pyrans Using 2,2’-Bipyridine as a Recyclable Organocatalyst. Organic Preparations and Procedures International 0:0, pages 1-7.
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Articles from other publishers (36)

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Bubun Banerjee, Anu Priya, Manmeet Kaur, Aditi Sharma, Arvind Singh, Vivek Kumar Gupta & Vikas Jaitak. (2023) Sodium Dodecyl Sulphate Catalyzed One-Pot Three-Component Synthesis of Structurally Diverse 2-Amino-3-cyano Substituted Tetrahydrobenzo[b]pyrans and Spiropyrans in Water at Room Temperature. Catalysis Letters 153:12, pages 3547-3560.
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Mohamed S. El-Attar, Sadeek A. Sadeek, Hassan A. El-Sayed, Heba M. Kamal & Hazem S. Elshafie. (2023) Structural and Antimicrobial Investigation of Some New Nanoparticles Mixed Ligands Metal Complexes of Ethyl 6-Amino-4-(4-chlorophenyl)-5-cyano-2-methyl-4H-pyran-3-carboxylate in Presence of 1,10-Phenanthroline. Inorganics 11:5, pages 220.
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Bence S. Nagy, Gang Fu, Christopher A. Hone, C. Oliver Kappe & Sándor B. Ötvös. (2022) Harnessing a Continuous‐Flow Persulfuric Acid Generator for Direct Oxidative Aldehyde Esterifications. ChemSusChem 16:2.
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Prerna Ganwir, Priyanka Bandivadekar, Pawan Kudale & Ganesh U. Chaturbhuj. (2022) Catalyst-free, one-pot expeditious synthesis of polyhydroquinolines and 2-amino-4H-chromenes. Research on Chemical Intermediates 48:8, pages 3429-3447.
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PRADEEP KATE, VIKRAM PANDIT, VIVEKANAND JAWALE & MADHUSUDAN BACHUTE. (2021) L-Proline catalyzed one-pot three-component synthesis and evaluation for biological activities of tetrahydrobenzo[b]pyran: evaluation by green chemistry metrics. Journal of Chemical Sciences 134:1.
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Bence S. Nagy, Patricia Llanes, Miquel A. Pericas, C. Oliver Kappe & Sándor B. Ötvös. (2022) Enantioselective Flow Synthesis of Rolipram Enabled by a Telescoped Asymmetric Conjugate Addition–Oxidative Aldehyde Esterification Sequence Using in Situ -Generated Persulfuric Acid as Oxidant . Organic Letters 24:4, pages 1066-1071.
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Mohammad Reza Poor Heravi, Parinaz Aghamohammadi & Esmail Vessally. (2022) Green synthesis and antibacterial, antifungal activities of 4H-pyran, tetrahydro-4H-chromenes and spiro2-oxindole derivatives by highly efficient Fe3O4@SiO2@NH2@Pd(OCOCH3)2 nanocatalyst. Journal of Molecular Structure 1249, pages 131534.
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Aravind R. Nesaragi, Ravindra R. Kamble, Swati R. Hoolageri, Ahmedraza Mavazzan, Suresh F. Madar, Ashish Anand & Shrinivas D. Joshi. (2021) WELPSA: A natural catalyst of alkali and alkaline earth metals for the facile synthesis of tetrahydrobenzo[ b ]pyrans and pyrano[2,3‐ d ]pyrimidinones as inhibitors of SARS‐CoV‐2 . Applied Organometallic Chemistry 36:1.
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Debasish Sarmah, Kamala Kanta Borah & Utpal Bora. (2021) Aqueous extracts of biomass ash as an alternative class of Green Solvents for organic transformations: A review update. Sustainable Chemistry and Pharmacy 24, pages 100551.
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Mohammad Biglari, Farhad Shirini, Nosrat O. Mahmoodi, Mehdi Zabihzadeh & Maryam Mashhadinezhad. (2020) A choline chloride-based deep eutectic solvent promoted three-component synthesis of tetrahydrobenzo[b]pyran and pyrano[2,3-d] pyrimidinone (thione) derivatives. Journal of Molecular Structure 1205, pages 127652.
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Prashant B Hiremath & K Kantharaju. (2020) An Efficient and Facile Synthesis of 2‐Amino‐4 H ‐pyrans &Tetrahydrobenzo[ b ]pyrans Catalysed by WEMFSA at Room Temperature . ChemistrySelect 5:6, pages 1896-1906.
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Zahra Sharifi, Nader Daneshvar, Mohaddeseh Safarpoor Nikoo Langarudi & Farhad Shirini. (2019) Comparison of the efficiency of two imidazole-based dicationic ionic liquids as the catalysts in the synthesis of pyran derivatives and Knoevenagel condensations. Research on Chemical Intermediates 45:10, pages 4941-4958.
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Maryam Rastgoo Yousefi, Omid Goli-Jolodar & Farhad Shirini. (2018) Piperazine: An excellent catalyst for the synthesis of 2-amino-3-cyano-4H-pyrans derivatives in aqueous medium. Bioorganic Chemistry 81, pages 326-333.
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Kobra Nikoofar & Fatemeh Molaei Yielzoleh. (2018) A concise study on dimedone: A versatile molecule in multi-component reactions, an outlook to the green reaction media. Journal of Saudi Chemical Society 22:6, pages 715-741.
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Tabassom Amoli & Seyed Meysam Baghbanian. (2018) Poly(vinylimidazolum acetic acid)-entrapped nanozeolite: efficient heterogeneous catalyst for synthesis of polyhydroquinolines and 1,4-dihydropyridines. Research on Chemical Intermediates 44:5, pages 3389-3405.
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Amene Yaghoubi & Mohammad G. Dekamin. (2017) Green and Facile Synthesis of 4 H -Pyran Scaffold Catalyzed by Pure Nano-Ordered Periodic Mesoporous Organosilica with Isocyanurate Framework (PMO-ICS) . ChemistrySelect 2:28, pages 9236-9243.
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Nosrat O. Mahmoodi & Zahra Khazaei. (2017) Preparation, characterization and use of sulfonylbis(1,4-phenylene)bis(sulfamic acid) as an eco-benign, efficient, reusable and heterogeneous catalyst for the synthesis of mono- and bis-chromenes. Journal of the Iranian Chemical Society 14:9, pages 1889-1898.
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Farhad Shirini, Omid Goli-Jolodar, Maryam Akbari & Mohadeseh Seddighi. (2015) Preparation, characterization, and use of poly(vinylpyrrolidonium) hydrogen phosphate ([PVP-H]H2PO4) as a new heterogeneous catalyst for efficient synthesis of 2-amino-tetrahydro-4H-pyrans. Research on Chemical Intermediates 42:5, pages 4733-4749.
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Behrooz Maleki, Hossein Eshghi, Mohammad Barghamadi, Negar Nasiri, Amir Khojastehnezhad, Samaneh Sedigh Ashrafi & Omid Pourshiani. (2015) Silica-coated magnetic NiFe2O4 nanoparticles-supported H3PW12O40; synthesis, preparation, and application as an efficient, magnetic, green catalyst for one-pot synthesis of tetrahydrobenzo[b]pyran and pyrano[2,3-c]pyrazole derivatives. Research on Chemical Intermediates 42:4, pages 3071-3093.
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Hamzeh Kiyani & Mozhgan Sadat Jalali. (2016) Facile and Efficient Access to Tetrahydrobenzo[b]pyrans Catalyzed by N,N-Dimethylbenzylamine. HETEROCYCLES 92:1, pages 75.
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Farhad Shirini, Masoumeh Abedini, Susan Zarrabzadeh & Mohadeseh Seddighi. (2015) Efficient synthesis of 4H-pyran derivatives using a polymeric catalyst based on PVP. Journal of the Iranian Chemical Society 12:12, pages 2105-2113.
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Ardeshir Khazaei, Fatemeh Gholami, Vahid Khakyzadeh, Ahmad Reza Moosavi-Zare & Javad Afsar. (2015) Magnetic core–shell titanium dioxide nanoparticles as an efficient catalyst for domino Knoevenagel–Michael-cyclocondensation reaction of malononitrile, various aldehydes and dimedone. RSC Advances 5:19, pages 14305-14310.
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Huanan Hu, Fangli Qiu, Anguo Ying, Jianguo Yang & Haiping Meng. (2014) An Environmentally Benign Protocol for Aqueous Synthesis of Tetrahydrobenzo[b]Pyrans Catalyzed by Cost-Effective Ionic Liquid. International Journal of Molecular Sciences 15:4, pages 6897-6909.
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Naser Montazeri, Taghva Noghani, Mona Ghorchibeigy & Rozita Zoghi. (2014) Pentafluoropropionic Acid: An Efficient and Metal-Free Catalyst for the One-Pot Synthesis of Tetrahydrobenzo[ b ]pyran Derivatives . Journal of Chemistry 2014, pages 1-5.
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Behrooz Maleki & Samaneh Sedigh Ashrafi. (2014) Nano α-Al 2 O 3 supported ammonium dihydrogen phosphate (NH 4 H 2 PO 4 /Al 2 O 3 ): preparation, characterization and its application as a novel and heterogeneous catalyst for the one-pot synthesis of tetrahydrobenzo[b]pyran and pyrano[2,3-c]pyrazole derivatives . RSC Adv. 4:81, pages 42873-42891.
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Omid Hosseinchi Qareaghaj, Sara Mashkouri, M. Reza Naimi-Jamal & Gerd Kaupp. (2014) Ball milling for the quantitative and specific solvent-free Knoevenagel condensation + Michael addition cascade in the synthesis of various 2-amino-4-aryl-3-cyano-4 H -chromenes without heating . RSC Adv. 4:89, pages 48191-48201.
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Jalal Albadi, Azam Mansournezhad & Zahra Derakhshandeh. (2013) CuO–CeO2 nanocomposite: A highly efficient recyclable catalyst for the multicomponent synthesis of 4H-benzo[b]pyran derivatives. Chinese Chemical Letters 24:9, pages 821-824.
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ASHOK V BORHADE, BHAGWAT K UPHADE & DIPAK R TOPE. (2013) PbO as an efficient and reusable catalyst for one-pot synthesis of tetrahydro benzo pyrans and benzylidene malonitriles. Journal of Chemical Sciences 125:3, pages 583-589.
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Mohammad Abdollahi-Alibeik & Fahime Nezampour. (2012) Synthesis of 4H-benzo[b]pyrans in the presence of sulfated MCM-41 nanoparticles as efficient and reusable solid acid catalyst. Reaction Kinetics, Mechanisms and Catalysis 108:1, pages 213-229.
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Yanlong Gu. (2012) Multicomponent reactions in unconventional solvents: state of the art. Green Chemistry 14:8, pages 2091.
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Clementina M.M. Santos & Artur M.S. Silva. 2012. 443 492 .
Hossein Abdi Oskooie, Majid M. Heravi, Narges Karimi & Mojgan Ebrahim Zadeh. (2011) ChemInform Abstract: Caro′s Acid—Silica Gel: An Efficient and Versatile Catalyst for the One‐Pot Synthesis of Tetrahydrobenzo[b]pyran Derivatives.. ChemInform 42:30.
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