sulfuric acid in tetrahydrofuran

1: H2SO4 / tetrahydrofuran 2: (i) Na2SO4, (ii) /BRN= 506166/, benzene 3: aq. NaOH / methanol / 15 h / 20 °C 4: aq. H2O2 / (NH4)2MoO4 / methanol / 64 h / 20 °C View Scheme

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '3587189', constants.ctx, '0')">hydrogen</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '11378922', constants.ctx, '0')">palladium on activated charcoal</a>&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '506104', constants.ctx, '0')">ethyl acetate</a> <br /> <br /> &nbsp;