مرور Volume 3, Issue 2 بر اساس تاریخ انتشار
در حال نمایش موارد 1 - 6 از 6
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Silica gel: A very cheap, reusable, and efficient catalyst for green preparation of some bis-4-hydroxycoumarin on water
(Islamic Azad University, Shahreza Branch, 2013-06-01)Silica gel has been used for synthesis of biscoumarin derivatives starting from 4-hydroxycoumarin and aryl aldehydes. The reaction conditions are completely in agreement with green chemistry principles including sing water ...
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Silylation of alcohols and phenols by HMDS in the presence of ionic liquid and silica-supported ionic liquids
(Islamic Azad University, Shahreza Branch, 2013-06-01)In this research, different alcohols and phenols are subjected to the reaction with HMDS in the presence of ionic liquid and silica-supported catalysts. Silylation was accomplished under mild reaction conditions at room ...
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Spotlights: Chlorosulfonic acid: A high potential reagent in catalyst design
(Islamic Azad University, Shahreza Branch, 2013-06-01)Vahid Khakyzadeh was born in Hamedan, Iran. He received his B.S. degree (Pure Chemistry) and M.S. degree (Organic Chemistry) from Bu-Ali Sina University, Hamedan, Iran, at 2008, 2010 respectively under supervision of ...
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1,3-Dibromo-5,5-dimethylhydantoin (DBH) as a cheap and efficient catalyst for the synthesis of polyhydroquinolines and 12-aryl-8,9,10,12-tetrahydro [a] xanthene-11-ones
(Islamic Azad University, Shahreza Branch, 2013-06-01)1,3-Dibromo-5,5-dimethylhydantoin (DBH), as a cheap and commercially available reagent, is efficiently able to catalyze the synthesis of polyhydroquinoline derivatives and 12-aryl-8,9,10,12-tetrahydro[a] xanthene-11-ones ...
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-Fe2O3@SiO2-PW12 nanoparticles: Highly efficient catalysts for the synthesis of pyrazoline derivatives
(Islamic Azad University, Shahreza Branch, 2013-06-01)A new type of magnetically-recoverable catalyst was synthesized by the immobilization of H3PW12O40 on the surface of silica-encapsulated -Fe2O3 nanoparticles. A series of novel 1,3,5-triaryl pyrazoline derivatives has ...
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CuO-CeO2 nanocomposite: A green recyclable catalyst for the synthesis of 3,4-dihydropyrimidin-2(1H)-ones/thiones
(Islamic Azad University, Shahreza Branch, 2013-06-01)CuO-CeO2 nanocomposite is reported as a green and highly efficient recyclable catalyst for the multicomponent synthesis of 3,4-dihydropyrimidin-2(1H)-ones/thiones under solvent-free conditions. The catalyst was synthesized ...
