Deprotection of benzylic esters catalyse
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Timothy J. Davies; Ray V.H. Jones; W.Edward Lindsell; Colin Miln; Peter N. Prest
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Article
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2002
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Elsevier Science
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French
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Anhydrous ferric chloride and [Re(CO) 4 Br] 2 are shown to be useful reagents for the catalytic deprotection of benzylic esters. A suitable protecting group is p-MeC 6 H 4 CH 2 with a working temperature of 50ยฐC for debenzylation.