01362nas a2200229   4500008004100000022001400041245018500055210006900240260007300309300001200382490000600394520043000400653001200830653001400842653001900856653005300875100002000928700002000948700001700968700002300985856012401008       2006                        eng d  a1566-736700aEfficient, solvent-free method for the chemoselective synthesis of acylals from aldehydes and their deprotection catalyzed by silica sulfuric acid as a reusable solid acid catalyst0 aEfficient solventfree method for the chemoselective synthesis of  aPO BOX 211, 1000 AE AMSTERDAM, NETHERLANDSbELSEVIER SCIENCE BVcJUL  a508-5110 v73 a<p>An efficient method has been developed for the chemoselective synthesis of acylals from aldehydes and acetic anhydride in the presence of silica sulfuric acid as a reusable solid acid catalyst under solvent-free conditions. Ketones are found to remain unaffected under the reaction conditions. The deprotection of acylals has also been achieved using SSA in methanol medium. (c) 2006 Elsevier B.V. All rights reserved.</p>10aAcylals10aaldehydes10aChemoselective10aprotection and deprotection silica sulfuric acid1 aDesai, Uday, V.1 aThopate, T., S.1 aPore, D., M.1 aWadgaonkar, P., P.  uhttps://library.ncl.res.in/content/efficient-solvent-free-method-chemoselective-synthesis-acylals-aldehydes-and-their-0