Author Question: Choose the best stepwise synthesis to carry out the conversion shown. (Read 52 times)

mmmmm · **on:** Feb 17, 2022

Question 1

Provide the reagents necessary to carry out the following conversion.

◦ 1. Na2Cr2O7/H2SO4; 2. H2O
◦ 1. NaOH; 2. H2SO4; 3. H2O
◦ 1. NaOH; 2. Na2Cr2O7/H2SO4/H2O
◦ 1. NaOH; 2. H2O
◦ 1. KOH; 2. Na2Cr2O7; 3. NaOH

Question 2

Choose the best stepwise synthesis to carry out the conversion shown.

◦ 1. Br2, hv; 2. CH3CH2ONa; 3. BH3-THF followed by H2O2/NaOH/H2O;
4. PCC/CH2Cl2; 5. CH3MgBr followed by H2O; 6. H2SO4/heat; 7. H2/Pd.
◦ 1. HBr; 2. CH3CH2ONa; 3. BH3-THF followed by H2O2/NaOH/H2O;
4. PCC/CH2Cl2; 5. CH3MgBr followed by H2O; 6. H2SO4; 6. H2/Pd.
◦ 1. CH3CH2ONa; 2. BH3-THF followed by H2O2/NaOH/H2O; 3. PCC/CH2Cl2;
4. CH3MgBr followed by H2O; 5. H2SO4/heat; 6. H2/Pd.
◦ 1. Br2, hv; 2. BH3-THF followed by H2O2/NaOH/H2O; 3. CH3CH2ONa;
4. PCC/CH2Cl2; 5. CH3MgBr followed by H2O; 6. H2SO4/heat; 7. H2/Pd.
◦ 1. Br2, hv; 2. CH3CH2ONa; 3. BH3-THF followed by H2O2/NaOH/H2O;
4. PCC/CH2Cl2; 5. CH3MgBr followed by H2O; 6. H2SO4/heat;
7. H2/Lindlar's catalyst.

Tussalpain · **Reply #1 on:** Feb 17, 2022

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