Silica-Gel Supported Sulfamic Acid (SA/SiO2) as an Efficient and Reusable Catalyst for Conversion of Ketones into Oxathioacetals and Dithioacetals

Autor:	Toshihiko Suzuki, Toshio Takido, Takashi Nagaoka, Tadashi Aoyama, Mitsuo Kodomari
Rok vydání:	2012
Předmět:	chemistry.chemical_compound chemistry Silica gel Organic Chemistry Acetal Sulfamic acid Organic chemistry Catalysis
Zdroj:	Synthetic Communications. 43:553-566
ISSN:	1532-2432 0039-7911
DOI:	10.1080/00397911.2011.604458
Popis:	A simple and efficient method for the conversion of carbonyl compounds to oxathioacetals and dithioacetals using SA/SiO2 as an acid catalyst has been achieved. SA/SiO2 is easily recovered from the reaction mixture and can be reused at least 15 times without loss of catalytic activity.
Databáze:	OpenAIRE
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