4. Propose a reasonable synthetic scheme for each of the following. (8 pts) HNO2 ie Clien...
Question 4 Propose a synthetic pathway to achieve the following transformation: (28 pts) B. Br NO2 Br .CN C. HOC Br. D. H OH H
b4 and all of C, please!
b) Propose a reasonable synthetic route to synthesize the following products from the given starting material. Draw all isolated intermediates and include all reagents used in each step. 1. CI O OH 2. Br OH -OH 4. c) Draw a reasonable mechanism for the following reactions Br HBT of 8 ОН H2SO4 H2O
Propose a reasonable synthetic route for each of the following
multistep syntheses. Show all isolable intermediates.
D. E.
12. (12 pts) Draw the final major product of the following synthetic scheme. 1. NaBH4, H2O 2. PBrg 3. P(Ph), then Bu-Li Ph H 4. 5. Brą,H,O
[1] (a) (6 pts) Propose a reasonable mechanism for the following reaction. D CONHE aq. NOH (b) (12 pts) Suggest reasonable synthetic routes to the following compounds starting from cyclopentanone and reagents of your choice. Mechanisms are not required and should not be shown.
4. Propose a reasonable synthetic route for the following interconversions. Show all isolated intermediates. A lcohol Oxobtn PCC Cal kone olehydrohalogam alcoholic COt DEHTHE O'N OH joatinafalahal PCC OxgAautyon PCc oS onlcohol mgbr odottion Reaigont 135 OH OH 136
Answer the following two questions about the following synthetic scheme. (Numbers in parentheses below the structures are for identification purposes.) CH, Cl/h CI KOH CI +K -HCI - H2O NO2 NO NO2 (1) (2) (3) CA NO2 NO2 NO2 -KCI -HCI CI (4) (5) NO, NO H/Pd/C A NH2 -NH (6) (7) NH2 Br + (9) (8) ta +NH -HCI -HCI CI HAN (10) What is the role of KOH in the conversion of 2) to (3)? Select one: O...
4. In the following synthetic scheme fill in the blanks with the proper reagents and/or products, where applicable. Ph-phenyl PCC PhMgBr; then H20 Насо LIAIHA H,O,H
b) Propose a reasonable synthetic route to synthesize the following products from the given starting material. Draw all isolated intermediates and include all reagents used in each step. 1. CI OH مت 2. 3. Br OH -OH
15. (8 pts) Propose a sequence of reagents to carry out the following synthetic conversion. (Note that you do not necessarily need to use all of the spaces provided.) List of reagents in order used.