5. Draw a reasonable mechanism for each of the following transformations. 11 Points Br [H3O] Br2...
Propose a reasonable arrow-pushing mechanism for the following
transformations. (Organic Chemistry, Synthesis)
4. Propose a reasonable arrow-pushing mechanism for the following transformations. Br Br2 ど。 OH H2SO4 H20 OH
2. (2 points) Draw the reaction mechanism for the following reaction: NH2 -N 1. NaNO2, HCI, H20 2. NaOH, OH -OH then H3O+
Draw mechanism
V. Draw a reasonable mechanism for any one of the following transformations. Show reaction arrows (flow of electrona) (8 pta).
6. Draw the (curved arrow) mechanism for the following transformations. Be sure to rationalize the stereo- and regiochemistry (if any) in each case. + HBr Br Br Br Br2 CH2Cl2 Br
2 3 4 page 11 page 8 5 6. Draw the (curved arrow) mechanism for the following transformations. Be sure to rationalize the stereo- and regiochemistry (if any) in each case. + HBr + Br Br2 CH2Cl2 ca "Br
Draw the major product for each reaction. он. CH3 heat N(CH3)3 a. LiAIH4, Et20 b. H30*/H20 1. NaCN, DMSO Br 2. a. LiAIH4. THF b. H3O+/H2O 1. NaN3, DMSO Br 2. a. LiAIH4, THF b. H3O /H20 1. HNO3, H2SO4 2. SnCl2 3. Br2 4. a. HNO2, H2SO4 H3C b. H2PO2 NH2 1. NaNO2, HCI, H20 но 2. HBF4
Propose a reasonable mechanism for the following transformation,
starting from aniline, using curved arrow notation.
4. Propose a reasonable mechanism for the following transformation, starting from aniline, using curved arrow notation. (3 pts) ОН NH2 NaNO2, HCI 0 °C
12. Provide reagents for the following transformations (5
points each)
"CocH3 12. Provide Reagents for the following Transformations (5 points each) CO CHE Br Br HNO3 H₂sou Fe Hol NH2 kmboy COCH AN CH₂ CH₂ CHICHI ga AD fe? Sn? does it matter?
3. Propose a reasonable mechanism for the following transformations. OH [H,80] НО 4. Predict the product of the following transformation by drawing the mechanism of the reaction. Н4С H H20 CH₂CH2 CHA Br2
5. (20 points) Provide a reasonable and complete mechanism using the arrow notation for the following transformation Br AgNO3, Br Br EtOH, EtONa Br
5. (20 points) Provide a reasonable and complete mechanism using the arrow notation for the following transformation Br AgNO3, Br Br EtOH, EtONa Br