Benzaldehyde acetal

Protection :
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ReagentsTimeYield
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Pyr.TsOH PhCH(OMe)260 min86 %Pyr.TsOH, PhCH(OMe)2PhHReflux, 60 min, 86%
Deprotection :
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ReagentsTimeYield
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H2 Pd(OH)260 min97 %H2, Pd(OH)2EtOHRT, 60 min, 97%