[Et3NH][HSO4] catalyzed one-pot synthesis of 14-aryl-14H-dibenzo[a,j] xanthenes under solvent-free conditions

• Zhongqiang Zhou,
• Xiaocui Deng,
• Xiaoyun Hu,

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A new method for synthesis of tetrahydrobenzo[b]pyrans and dihydropyrano[c]chromenes using p-dodecylbenzenesulfonic acid as catalyst in water

• Enayatollah Sheikhhossein,
• Dadkhoda Ghazanfari,
• Vida Nezamabadi,

10.57647/

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Facile and mild synthesis of 1-substituted-1H-1,2,3,4-tetrazoles catalyzed by methanesulfonic acid under solvent-free conditions

• Hossein Naeimi,
• Fatemeh Kiani,
• Mohsen Moradian,

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Decatungstodivanadogermanic heteropoly acid (H6GeW10V2O40.22H2O): A green and reusable heterogeneous catalyst for the synthesis of Biginelli-type 3,4-dihydropyrimidin-2-(1H)-ones/thiones

• Srinivasa Rao Jetti,
• Divya Verma,
• Shubha Jain,

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Spotlights: Fétizonâs reagent: Silver carbonate on celite

• Fatemeh Karimi Tabar,

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Melamine trisulfonic acid (MTSA) as an efficient catalyst for the synthesis of triazolo[1,2-a]indazole-triones and some 2H-indazolo[2,1-b]phthalazine-triones

• Ardeshir Khazaei,
• Mohammad Ali Zolfigol,
• Toktam Faal Rastegar,
• Gholamabbas Chehardoli,
• Shadpour Mallakpour,

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Spotlights: Modified polyvinylpyridine

• Laleh Samavi,

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Silica-bonded n-propyltriethylene-tetramine as a recyclable solid base catalyst for the synthesis of 2-amino-5-oxo-5,6,7,8-tetrahydro-4H-chromenes

• Marzieh Makvandi,
• Fatemeh Abiar Dil,
• Ameneh Malekzadeh,
• Mojtaba Baghernejad,
• Khodabakhsh Niknam,

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One-pot synthesis of 2,4,5-trisubstituted imidazoles catalyzed by dicationic magnetic room temperature ionic liquid

• Bijan Mombani Godajdar,
• Ali Reza Kiasat,

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Efficient and eco-friendly synthesis of quinoxalines derivatives catalyzed by acidic ionic liquids at room temperature

• Eshagh Rezaee Nezhad,
• Sami Sajjadifar,
• Sara Miri,
• Saaid Karimian,
• Zahra Abbasi,

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