4. (4 pts.) Provide an efficient synthesis for the transformation shown below. он Br но но...
2. Provide a multiple step synthesis for the transformation shown below (4 pts):
14.51 Propose an efficient synthesis for each transformation. он ОН ОН - С он
complete synthesis
Date: N. ОН Br Br 6. НО.
4. Provide a plausible mechanism for the reaction shown. (6 pts) Naal 5. Each transformation shown below requires at least two steps. Provide the reagents/conditions for each transformation. (20 pts) Reng Remsc 6. Predict the products from the Birch reductions shown below. (3 pts) Mì, NHÀ са он Bonus: (6 pts) Provide a synthesis for the target molecule using benzene. CO2H oto сон TM
Propose an efficient synthesis for the transformation (multistep
synthesis)
NH2 Br
2. Provide reagents that would accomplish each of the following transformations: , ОН НО Br. Br Br OH ОН
1. Provide a multiple step synthesis for the transformation
shown below.
2. Identify the carboxylic acid and alcohol needed to make the
ester shown below.
3. Propose a mechanism for the reaction shown below.
4. Show all the important resonance structures for the anion
shown below. Include arrows that show how to reach each form.
Indicate which resonance structure makes the greatest
contribution to the resonance hybrid and which resonance structure
makes the least contribution to the resonance
hybrid.
1....
1. PROVIDE REAGENTS NEEDED FOR THE FOLLOWING TRANSFORMATIONS: ОН ОН ОН Ph но - НО,С LUNG MOLECULE USING ANY STARTING ALCOHOL FEWER THAN GENTS. (YOU CAN USE ANY SOLVENT) SENTNESS OF INE FOLLOWING MOLECULES PRE 3. PROVIDE FINAL PRODUCTS 1. Br, hy 2. C2H2, NaNH2 3. BH3-THF then H2O2, NaOH 4. Vinyllithium, Et, 5. H3PO4, A 1. Licu 2. HBr 2. 3. Mgº, Ether 4. CO2, then H307 1. PROVIDE REAGENTS NEEDED FOR DE REAGENTS NEEDED FOR THE FOLLOWING TRANSFORMATIONS:...
ame: 4. Provide reagents for the following transformations (label steps with numbers) ОН он ОН Br НО d.
Provide the multistep synthesis for the following reaction.
Include the reagnets.
ОН Н Br Br