hydroxylamine-o-sulfonic acid (hosa): as a task specific catalyst for the synthesis of 1,8-dioxo-octahydroxanthenes under mild, green and solvent-free condition
نویسندگان
چکیده
a highly efficient procedure for the synthesis of 1,8-dioxo-octahydroxanthenes under mild, green and solvent-free condition by using hosa as a dual role catalyst is described. this is the first report of catalytic activity of hosa.
منابع مشابه
Hydroxylamine-O-sulfonic Acid (HOSA): As a Task Specific Catalyst for the Synthesis of 1,8-Dioxo-octahydroxanthenes under Mild, Green and Solvent-free Condition
A highly efficient procedure for the synthesis of 1,8-dioxo-octahydroxanthenes under mild, green and solvent-free condition by using HOSA as a dual role catalyst is described. This is the first report of catalytic activity of HOSA.
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A novel, simple and environmentally friendly method is reported for the preparation of 1,8-dioxo-octahydroxanthene derivatives by the reaction of dimedon with various aromatic aldehydes, using thiamine chloride as a recyclable catalyst under solvent-free conditions. This procedure has following benefits; simple workup, moderate reaction times, good yields, and completely compatible with enviro...
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عنوان ژورنال:
organic chemistry researchناشر: iranian chemical society
ISSN
دوره 1
شماره 2 2016
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