Application of Phosphate Fertilizer Modified by Zinc as a Reusable Efficient Heterogeneous Catalyst for the Synthesis of Biscoumarins and Dihydropyrano[3,2-c]Chromene-3-Carbonitriles under Green Conditions

References

• L. Brandsma, S. F. Vasilevsky, and H. D. Verkruijsse, Application of Transition Metal Catalysts in Organic Synthesis (Berlin, Germany: Springer Science & Business Media, 2012), 2–15.
   Google Scholar
• M. José Climent, A. Corma, and S. Iborra, “Homogeneous and Heterogeneous Catalysts for Multicomponent Reactions,” RSC Advances 2, no. 1 (2012): 16–58.
   Web of Science ®Google Scholar
• J. Yu, F. Shi, and L. Z. Gong, “Brønsted-Acid-Catalyzed Asymmetric Multicomponent Reactions for the Facile Synthesis of Highly Enantioenriched Structurally Diverse Nitrogenous Heterocycles,” Accounts of Chemical Research 44, no. 11 (2011): 1156–71.
   PubMed Web of Science ®Google Scholar
• E. Yoo and S. Chang, “Copper-Catalyzed Multicomponent Reactions: Securing a Catalytic Route to Ketenimine Intermediates and Their Reactivities,” Current Organic Chemistry 13, no. 18 (2009): 1766–76.
   Web of Science ®Google Scholar
• M. Esmaeilpour, J. Javidi, F. Dehghani, and F. N. Dodeji, “A Green One-Pot Three-Component Synthesis of Tetrahydrobenzo[b]Pyran and 3,4-Dihydropyrano[c]Chromene Derivatives Using a Fe3O4@SiO2–Imid–PMn Magnetic Nanocatalyst under Ultrasonic Irradiation or Reflux Conditions,” RSC Advances 5, no. 34 (2015): 26625–33.
   Web of Science ®Google Scholar
• A. Dömling, “Recent Developments in Isocyanide Based Multicomponent Reactions in Applied Chemistry,” Chemical Reviews 106, no. 1 (2006): 17–89.
   PubMed Web of Science ®Google Scholar
• J. Zhu, “Recent Developments in the Isonitrile-Based Multicomponent Synthesis of Heterocycles,” European Journal of Organic Chemistry 2003, no. 7 (2003): 1133–44.
   Web of Science ®Google Scholar
• A. Dömling, W. Wang, and K. Wang, “Chemistry and Biology of Multicomponent Reactions,” Chemical Reviews 112, no. 6 (2012): 3083–135.
   PubMed Web of Science ®Google Scholar
• Z. Li, J. Li, D. Qu, Z. Hou, X. Yang, Z. Zhang, Y. Wang, X. Luo, and M. Li, “Synthesis and Pharmacological Evaluations of 4-Hydroxycoumarin Derivatives as a New Class of anti-staphylococcus aureus Agents: biscoumarin, Antibacterial Activity,” Journal of Pharmacy and Pharmacology 67, no. 4 (2015): 573–82.
   PubMed Web of Science ®Google Scholar
• D. Shahzad, A. Saeed, M. Faisal, F. A. Larik, S. Bilquees, and P. A. Channar, “Recent Synthetic Approaches to 3,3′-(Methylene)Bis(Coumarins),” Organic Preparations and Procedures International 51, no. 3 (2019): 199–239.
   Web of Science ®Google Scholar
• N. Kandaswamy, and N. Raveendiran, “Synthesis, Characterization, in Vitro Antimicrobial and Anticancer Evaluation of Random Copolyesters Bearing Biscoumarin Units in the Main Chains,” Research on Chemical Intermediates 41, no. 10 (2015): 7189–206.
   Web of Science ®Google Scholar
• H. Perumalsamy, K. Sankarapandian, K. Veerappan, S. Natarajan, N. Kandaswamy, L. Thangavelu, and S. R. Balusamy, “In Silico and in Vitro Analysis of Coumarin Derivative Induced Anticancer Effects by Undergoing Intrinsic Pathway Mediated Apoptosis in Human Stomach Cancer,” Phytomedicine 46, (2018): 119–30.
   PubMed Web of Science ®Google Scholar
• Z. H. Chohan, A. U. Shaikh, A. Rauf, and C. T. Supuran, “Antibacterial, Antifungal and Cytotoxic Properties of Novel n-Substituted Sulfonamides from 4-Hydroxycoumarin,” Journal of Enzyme Inhibition and Medicinal Chemistry 21, no. 6 (2006): 741–8.
   PubMed Web of Science ®Google Scholar
• I. Manolov, C. Maichle-Moessmer, I. Nicolova, and N. Danchev, “Synthesis and Anticoagulant Activities of Substituted 2,4-Diketochromans, Biscoumarins, and Chromanocoumarins,” Archiv Der Pharmazie 339, no. 6 (2006): 319–26.
   PubMed Web of Science ®Google Scholar
• C. X. Su, J.-F. Mouscadet, C. C. Chiang, H. J. Tsai, and L. Y. “Hsu, “Hiv-1 Integrase Inhibition of Biscoumarin Analogues,” Chemical and Pharmaceutical Bulletin 54, no. 5 (2006): 5.
   Web of Science ®Google Scholar
• I. Kostova, G. Momekov, M. Zaharieva, and M. Karaivanova, “Cytotoxic Activity of New Lanthanum (III) Complexes of Bis-Coumarins,” European Journal of Medicinal Chemistry 40, no. 6 (2005): 542–51.
   PubMed Web of Science ®Google Scholar
• F. Bigi, L. Chesini, R. Maggi, and G. Sartori, “Montmorillonite Ksf as an Inorganic, Water Stable, and Reusable Catalyst for the Knoevenagel Synthesis of Coumarin-3-Carboxylic Acids,” The Journal of Organic Chemistry 64, no. 3 (1999): 1033–5.
   PubMed Web of Science ®Google Scholar
• R. O. O’Kennedy, and R. D. Zhorenes, Coumarins: Biology Applications and Mode of Action (Chichester, England: John Wiley and Sons, 1997).
   Google Scholar
• M. K. Potdar, S. S. Mohile, and M. M. Salunkhe, “Coumarin Syntheses via Pechmann Condensation in Lewis Acidic Chloroaluminate Ionic Liquid,” Tetrahedron Letters 42, no. 52 (2001): 9285–7.
   Web of Science ®Google Scholar
• M. M. Khafagy, A. H. F. Abd El-Wahab, F. A. Eid, and A. M. El-Agrody, “Synthesis of Halogen Derivatives of Benzo[h]Chromene and Benzo[a]Anthracene with Promising Antimicrobial Activities,” Il Farmaco 57, no. 9 (2002): 715–22.
   PubMedGoogle Scholar
• D. C. Mungra, M. P. Patel, D. P. Rajani, and R. G. Patel, “Synthesis and Identification of β-Aryloxyquinolines and Their Pyrano[3,2-c]Chromene Derivatives as a New Class of Antimicrobial and Antituberculosis Agents,” European Journal of Medicinal Chemistry 46, no. 9 (2011): 4192–200.
   PubMed Web of Science ®Google Scholar
• M. Kidwai, S. Saxena, M. K. Rahman Khan, and S. S. Thukral, “Aqua Mediated Synthesis of Substituted 2-Amino-4H-Chromenes and in Vitro Study as Antibacterial Agents,” Bioorganic & Medicinal Chemistry Letters 15, no. 19 (2005): 4295–8.
   PubMed Web of Science ®Google Scholar
• J. Y. C. Wu, W. F. Fong, J.-X. Zhang, C. H. Leung, H. L. Kwong, M. S. Yang, D. Li, and H.-Y. Cheung, “Reversal of Multidrug Resistance in Cancer Cells by Pyranocoumarins Isolated from Radix Peucedani,” European Journal of Pharmacology 473, no. 1 (2003): 9–17.
   PubMed Web of Science ®Google Scholar
• K. Tabatabaeian, H. Heidari, A. Khorshidi, M. Mamaghani, and N. Mahmoodi, “Synthesis of Biscoumarin Derivatives by the Reaction of Aldehydes and 4-Hydroxycoumarin Using Ruthenium (III) Chloride Hydrate as a Versatile Homogeneous Catalyst,” Journal of the Serbian Chemical Society 77, no. 4 (2012): 407–13.
   Web of Science ®Google Scholar
• M. M. Heravi, F. Nahavandi, S. Sadjadi, H. A. Oskooie, and F. F. Bamoharram, “Efficient Synthesis of Bis-Coumarins Using Silica-Supported Preyssler Nanoparticles,” Synthetic Communications 40, no. 4 (2010): 498–503.
   Web of Science ®Google Scholar
• V. Padalkar, K. Phatangare, S. Takale, R. Pisal, and A. Chaskar, “Silica Supported Sodium Hydrogen Sulfate and Indion 190 Resin: An Efficient and Heterogeneous Catalysts for Facile Synthesis of Bis-(4-Hydroxycoumarin-3-yl) Methanes,” Journal of Saudi Chemical Society 19, no. 1 (2015): 42–5.
   Web of Science ®Google Scholar
• Z. Karimi-Jaberi, M. R. Nazarifar, and B. Pooladian, “Tris(Hydrogensulfato) Boron as a Solid Heterogeneous Catalyst for the Rapid Synthesis of α,α′-Benzylidene Bis(4-Hydroxycoumarin) Derivatives,” Chinese Chemical Letters 23, no. 7 (2012): 781–4.
   Web of Science ®Google Scholar
• A. R. Kiasat, and L. Hemat-Alian, “Phospho Sulfonic Acid: A Versatile and Efficient Solid Acid Catalyst for Facile Synthesis of Bis-(4-Hydroxycoumarin-3-yl) Methanes under Solvent-Free Conditions,” Research on Chemical Intermediates 41, no. 2 (2015): 873–80..
   Web of Science ®Google Scholar
• R. Rezaei, and M. R. Sheikhi, “Starch–Sulfuric Acid as a Bio-Supported and Recyclable Solid Acid Catalyst for Rapid Synthesis of α,α′-Benzylidene Bis(4-Hydroxycoumarin) Derivatives,” Research on Chemical Intermediates 41, no. 3 (2015): 1283–92.
   Web of Science ®Google Scholar
• M. A. Zolfigol, A. R. Moosavi-Zare, and M. Zarei, “Friedel–Crafts Alkylation of 4-Hydroxycoumarin Catalyzed by Sulfonic-Acid-Functionalized Pyridinium Chloride as a New Ionic Liquid,” Comptes Rendus Chimie 17, no. 12 (2014): 1264–7.
   Web of Science ®Google Scholar
• E. Noroozizadeh, A. R. Moosavi-Zare, M. A. Zolfigol, A. Zare, and M. Zarei, “Friedel–Crafts Alkylation of 4-Hydroxycoumarin over Silica-Bonded 1,4-Diaza-Bicyclo[2.2.2] Octane-Sulfonic Acid Chloride as Nanostructured Heterogeneous Catalyst,” Canadian Journal of Chemistry 95, no. 1 (2017): 16–21.
   Web of Science ®Google Scholar
• E. Noroozizadeh, A. R. Moosavi-Zare, M. A. Zolfigol, M. Zarei, R. Karamian, M. Asadbegy, S. Yari, and S. H. M. Farida, “Synthesis of Bis-Coumarins over Acetic Acid Functionalized Poly(4-Vinylpyridinum) Bromide (APVPB) as a Green and Efficient Catalyst under Solvent-Free Conditions and Their Biological Activity,” Journal of the Iranian Chemical Society 15, no. 2 (2018): 471–81.
   Web of Science ®Google Scholar
• Y. Fu, Z. Lu, K. Fang, X. He, H. Huang, and Y. Hu, “Promiscuous Enzyme-Catalyzed Cascade Reaction in Water: synthesis of Dicoumarol Derivatives,” Bioorganic & Medicinal Chemistry Letters 29, no. 10 (2019): 1236–40.
   PubMed Web of Science ®Google Scholar
• M. Abaszadeh, and M. Seifi, “Three-Component Synthesis of Mono and Bis 4,5-Dihydropyrano[3,2-c]Chromenes and 4,5- Dihydropyran[4,3-b]Pyrans Catalyzed by Sodium Benzenesulfinates as a Green Organocatalyst,” Acta Chemica Iasi 25, no. 1 (2017): 38–50.
   Web of Science ®Google Scholar
• J. Safaei-Ghomi, F. Eshteghal, and H. Shahbazi-Alavi, “An Efficient Synthesis of Dihydropyrano[3,2- c] Chromene and Biscoumarin Derivatives Catalyzed by Ionic Liquid Immobilized on FeNi3 Nanocatalyst,” Polycyclic Aromatic Compounds 37, no. 1 (2017): 1–8. doi. https://doi.org/10.1080/10406638.2017.1348368.
   Google Scholar
• M. A. Zolfigol, N. Bahrami-Nejad, F. Afsharnadery, and S. Baghery, “1-Methylimidazolium Tricyanomethanide {[HMIM]C(CN)3} as a Nano Structure and Reusable Molten Salt Catalyst for the Synthesis of Tetrahydrobenzo[b]Pyrans via Tandem Knoevenagel-Michael Cyclocondensation and 3,4-Dihydropyrano[c]Chromene Derivatives,” Journal of Molecular Liquids 221 (2016) : 851–9.
   Web of Science ®Google Scholar
• S. Sibous, S. Boukhris, R. Ghailane, A. Hassikou, N. Habbadi, and A. Souizi, “Green and Efficient Phosphate Fertilizers Dap, Map and Tsp as Catalysts for the Synthesis of 1h-Pyrazolo[1,2-b]Phthalazine-5,10-Diones under Solvent-Free Condition,” Journal of the Tunisian Chemical Society 19, (2017) : 89–93.
   Google Scholar
• S. Chehab, Y. Merroun, T. Ghailane, N. Habbadi, S. Boukhris, A. Hassikou, R. Ghailane, M. Akhazzane, A. Kerbal, A. Daich, et al. “A New Process for Na2Ca(HPO4)2 Synthesis and its Application as a Heterogeneous Catalyst in Knoevenagel Condensation,” Mediterranean Journal of Chemistry 7, no. 1 (2018):56.
   Google Scholar
• S. Sibous, T. Ghailane, S. Houda, R. Ghailane, S. Boukhris, and A. Souizi, “Green and Efficient Method for the Synthesis of 1,5-Benzodiazipines Using Phosphate Fertilizers as Catalysts under Free Solvent,” Mediterranean Journal of Chemistry 6, no. 3 (2017): 53.
   Google Scholar
• A. Souizi, Y. Merroun, S. Chehab, T. Ghailane, S. Boukhris, R. Ghailane, N. Habbadi, A. Hassikou, and B. Lakhrissi, “An Effective Method to Synthesize 2,3-Dihydroquinazolin-4(1h)-One Using Phosphate Fertilizers (MAP, DAP and TSP) as Green Heterogeneous Catalysts,” Journal of the Turkish Chemical Society, Section A: Chemistry 5, no. 1 (2018) : 303–16.
   Google Scholar
• A. Souizi, S. Chehab, Y. Merroun, T. Ghailane, R. Ghailane, and S. Boukhris, “A Green and Efficient Method for the Synthesis of 3,4-Dihydropyrano[c]Chromene Using Phosphate Fertilizers (MAP, DAP and TSP) as Heterogeneous Catalysts,” Journal of the Turkish Chemical Society, Section A: Chemistry 5, no. 2 (2018) : 355–70.
   Google Scholar
• S. Sibous, S. Boukhris, R. Ghailane, N. Habbadi, A. Hassikou, and A. Souizi, “Easy Synthesis of 3,4-Dihydropyrimidin -2-(1h)-Ones Using Phosphate Fertilizers MAP, DAP and TSP as Efficient Catalysts,” Journal of the Turkish Chemical Society, Section A: Chemistry 4, no. 2 (2017) :481–488.
   Google Scholar
• Y. Merroun, S. Chehab, T. Ghailane, M. Akhazzane, A. Souizi, and R. Ghailane, “Preparation of Tin-Modified Mono-Ammonium Phosphate Fertilizer and Its Application as Heterogeneous Catalyst in the Benzimidazoles and Benzothiazoles Synthesis,” Reaction Kinetics, Mechanisms and Catalysis 126, no. 1 (2019): 249–264.
   Web of Science ®Google Scholar
• S. Crisp, I. K. O'Neill, H. J. Prosser, B. Stuart, and A. D. Wilson, “Infrared Spectroscopic Studies on the Development of Crystallinity in Dental Zinc Phosphate Cements,” Journal of Dental Research 57, no. 2 (1978): 245–254.
   PubMed Web of Science ®Google Scholar
• O. Pawlig, V. Schellenschläger, H. D. Lutz, and R. Trettin, “Vibrational Analysis of Iron and Zinc Phosphate Conversion Coating Constituents,” Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 57, no. 3 (2001): 581–590.
   PubMed Web of Science ®Google Scholar
• C. H. Yoder, N. Fedors, N. J. Flora, H. Brown, K. Hamilton, and C. D. Schaeffer, “The Existence of Pure‐Phase Transition Metal Hydroxy Apatites,” Synthesis and Reactivity in Inorganic and Metal-Organic Chemistry 34, no. 10 (2004): 1835–1842.
   Web of Science ®Google Scholar
• B. Grzmil, B. Kic, and K. Lubkowski, “Studies on Obtaining of Zinc Phosphate Nanomaterials,” Reviews on Advanced Materials Science 14 (2007): 46–483.
   Web of Science ®Google Scholar
• B. Boonchom, R. Baitahe, S. Kongtaweelert, and N. Vittayakorn, “Kinetics and Thermodynamics of Zinc Phosphate Hydrate Synthesized by a Simple Route in Aqueous and Acetone Media,” Industrial & Engineering Chemistry Research 49, no. 8 (2010): 3571–6.
   Web of Science ®Google Scholar
• J. Liang, and L. A. Li, “Facile Chemical Route to α-Zn3(PO4)2 4H2O Hierarchical Sphere Structures Assembled by Nanosheets,” Materials Letters 65, no. 2 (2011): 285–8.
   Web of Science ®Google Scholar
• C. Calvo, “The Crystal Structure of α-Zn3(PO4)2,” Canadian Journal of Chemistry 43, no. 2 (1965): 436–445.
   Web of Science ®Google Scholar
• H. Elmsellem, M. Elgadi, and M. Kolli, “Synthèse du Phosphate Tricalcique Apatitique et sa Céramisation en β-TCP,” Nature & Technology 8, (2013): 2–6.
   Google Scholar
• A. L. Patterson, “The Scherrer Formula for X-Ray Particle Size Determination,” Physical Review 56, no. 10 (1939): 978–82.
   Google Scholar
• H. Mehrabi, and H. Abusaidi, “Synthesis of Biscoumarin and 3,4-Dihydropyrano[c]Chromene Derivatives Catalysed by Sodium Dodecyl Sulfate (SDS) in Neat Water,” Journal of the Iranian Chemical Society 7, no. 4 (2010): 890–4.
   Web of Science ®Google Scholar
• J. M. Khurana, and S. T. Kumar, “Trabutylammonium Bromide (TBAB): a Neutral and Efficient Catalyst for the Synthesis of Biscoumarin and 3,4-Dihydropyrano[c]Chromene Derivatives in Water and Solvent-Free Conditions,” Tetrahedron Letters 50, no. 28 (2009): 4125–7.
   Web of Science ®Google Scholar
• K. Niknam, and A. Jamali, “Silica-Bonded N-Propylpiperazine Sodium n-Propionate as Recyclable Basic Catalyst for Synthesis of 3,4-Dihydropyrano[c]Chromene Derivatives and Biscoumarins,” Chinese Journal of Catalysis 33, no. 11–12 (2012): 1840–49.
   Web of Science ®Google Scholar
• G. M. Ziarani, A. Badiei, M. Azizi, and N. Lashgari, “Efficient One-Pot Synthesis of Bis(4-hydroxycoumarin) methanes in the Presence of Sulfonic Acid Functionalized Nanoporous Silica (SBA-Pr-SO 3 H),” Journal of the Chinese Chemical Society 60, no. 5 (2013): 499–502.
   Web of Science ®Google Scholar
• S. Khodabakhshi, and M. Baghernejad, Iranian Journal of Catalysis 3, no. 2 (2013): 67–71.
   Google Scholar
• K. Parvanak Boroujeni, P. Ghasemi, and Z. Rafienia, “Synthesis of Biscoumarin Derivatives Using Poly(4-Vinylpyridine)-Supported Dual Acidic Ionic Liquid as a Heterogeneous Catalyst,” Monatshefte Für Chemie - Chemical Monthly 145, no. 6 (2014): 1023–6.
   Google Scholar
• B. Maleki, “Green Synthesis of Bis -Coumarin and Dihydropyrano[3,2-c]Chromene Derivatives Catalyzed by o -Benzenedisulfonimide,” Organic Preparations and Procedures International 48, no. 3 (2016): 303–18.
   Web of Science ®Google Scholar
• R. Ghorbani-Vaghei, Z. Toghraei-Semiromi, and R. Karimi-Nami, “One-Pot Synthesis of 4H-Chromene and Dihydropyrano[3,2-c]Chromene Derivatives in Hydroalcoholic Media,” Journal of the Brazilian Chemical Society 22, no. 5 (2011): 905–9.
   Web of Science ®Google Scholar
• S. S. Mansoor, K. Logaiya, K. Aswin, and P. N. Sudhan, “An Appropriate One-Pot Synthesis of 3,4-Dihydropyrano [c] Chromenes and 6-Amino-5-Cyano-4-Aryl-2-Methyl-4 h -Pyrans with Thiourea Dioxide as an Efficient, Reusable Organic Catalyst in Aqueous Medium,” Journal of Taibah University for Science 9, no. 2 (2015): 213–6.
   Web of Science ®Google Scholar
• D. S. Patel, J. R. Avalani, and D. K. Raval, “One-Pot Solvent-Free Rapid and Green Synthesis of 3,4-Dihydropyrano[c]Chromenes Using Grindstone Chemistry,” Journal of Saudi Chemical Society 20 (2016) : S401–S405.
   Web of Science ®Google Scholar
• S. Mokhtari, and E. Sheikhhosseini, “Iron Ore Pellet, a Natural and Reusable Catalyst for Synthesis of Pyrano [2, 3-d] Pyrimidine and Dihydropyrano [c] Chromene Derivatives in Aqueous Media,” Iranian Journal of Chemistry and Chemical Engineering 35, no. 1 (2016): 43–50.
   Google Scholar
• R. Karimian, F. Piri, A. Safari, and S. Davarpanah, “One-Pot and Chemoselective Synthesis of Bis(4-Hydroxycoumarin) Derivatives Catalyzed by Nano Silica Chloride,” Journal of Nanostructure in Chemistry 3, no. 1 (2013): 52.
   Google Scholar
• N. Tavakoli-Hoseini, M. M. Heravi, F. F. Bamoharram, A. Davoodnia, and M. Ghassemzadeh, “An Unexpected Tetracyclic Product Isolated during the Synthesis of Biscoumarins Catalyzed by [MIM(CH2)4SO3H][HSO4]: Characterization and X-Ray Crystal Structure of 7-(2-Hydroxy-4-Oxo-4h-Chromen-3-yl)-6H,7H-Chromeno[4,3-b]Chromen-6-One,” Journal of Molecular Liquids 163, no. 3 (2011): 122–7.
   Web of Science ®Google Scholar
• J. N. Sangshetti, N. D. Kokare, and D. B. Shinde, “Water Mediated Efficient One-Pot Synthesis of Bis-(4-Hydroxycoumarin) Methanes,” Green Chemistry Letters and Reviews 2, no. 4 (2009): 233–5.
   Web of Science ®Google Scholar
• W. Li, Y. Wang, Z. Wang, L. Dai, and Y. Wang, “Novel SO3H-Functionalized Ionic Liquids Based on Benzimidazolium Cation: efficient and Recyclable Catalysts for One-Pot Synthesis of Biscoumarin Derivatives,” Catalysis Letters 141, no. 11 (2011): 1651–8.
   Web of Science ®Google Scholar
• V. Vahabi, and F. Hatamjafari, “Microwave Assisted Convenient One-Pot Synthesis of Coumarin Derivatives via Pechmann Condensation Catalyzed by FeF3 under Solvent-Free Conditions and Antimicrobial Activities of the Products,” Molecules 19, no. 9 (2014): 13093–103.
   PubMed Web of Science ®Google Scholar
• J. M. Khurana, and S. Kumar, “Ionic Liquid: An Efficient and Recyclable Medium for the Synthesis of Octahydroquinazolinone and Biscoumarin Derivatives,” Monatshefte Für Chemie - Chemical Monthly 141, no. 5 (2010): 561–4.
   Google Scholar
• M. Gilanizadeh, and B. Zeynizadeh, “Synthesis of Acridinediones and Biscoumarins Using Fe3O4@SiO2@Ni–Zn–Fe LDH as an Efficient Magnetically Recoverable Mesoporous Catalyst,” Polycyclic Aromatic Compounds (2019) : 1–18.
   Web of Science ®Google Scholar
• K. Tabatabaeian, H. Heidari, M. Mamaghani, and N. O. Mahmoodi, “Ru(II) Complexes Bearing Tertiary Phosphine Ligands: A Novel and Efficient Homogeneous Catalyst for One-Pot Synthesis of Dihydropyrano[3,2-c]Chromene and Tetrahydrobenzo[b]Pyran Derivatives: ru(ii)-Catalyzed Synthesis of Dihydropyrano[c]Chromene Derivatives,” Applied Organometallic Chemistry 26, no. 2 (2012): 56–61.
   Web of Science ®Google Scholar
• T. S. R. Prasanna, and T. S. R. Raju, “Silica Gel Promoted Mild, Efficient and Inexpensive Protocol for the Preparation of 3,4-Dihydropyrano[c]Chromenes,” Journal of the Korean Chemical Society 55, no. 4 (2011): 662–5.
   Google Scholar
• H. Kiyani, and F. Ghorbani, “Potassium Phthalimide: An Efficient and Simple Organocatalyst for the One-Pot Synthesis of Dihydropyrano[3,2-c]Chromenes in Aqueous Media,” Research on Chemical Intermediates 41, no. 6 (2015): 4031–46.
   Web of Science ®Google Scholar