12. (12 pts) Draw the final major product of the following synthetic scheme. 1. NaBH4, H2O...
Draw the major product of the following reaction:
a) H₃C. NaBH4 H2O o b) NaBH4 H20 СІ O c) H NaBH4 H20
11. (14 pts) Draw the major product of the following synthetic scheme. A) 1. NaH/2.CH,CH,Br B) 1. CHLI/2.4,0 C) 1. NaH/2. CH!
please help
3. Draw the major product of the final step of the following scheme in the box provided. 1. NBS, ROOR or NBS, cat AIBN, CCls, heat 2. DBN 3. Hydroboration-oxidation 4. PBr3 5. Mg, Et2o 6. PhCHO, then workup 7. Jones reagent 8. PhLi, Et O, then H30 9. TsOH, heat 10. NBS, HOH 11. NaOH (intramolecular SN2) 12. MeMgBr (excess), then workup 13. E2 14. HBr 15. Mg, ether 16. dry ice, then workup 17. LiAlH4, ether,...
II. Draw the structure for the major organic product of each of the following reactions. (7.5 pts each, 45 pts) o 11. Ç(CH3)3 1) CH3CCI, AICI: 2) (CH3)2NH H2, Raney-Ni, heat 12. CO2Me 1) PhMgBr (2 equiv.) 2) H20, H30+ O 13. CNH2 1) Brą, NaOH, H20 o 2) CH3CCI, pyridine 14. HNO3 CHO HOEH НЕОН H OH HO+H CH2OH 4
For the following synthetic scheme, draw the structure of the
product of each reaction. Ignore stereochemistry for all
structures.
uestion 16 of 20 (1 point For the (ollowing synthetic scheme, draw the structure of the produdt of each reaction Ignore stereochemistry for all structures. OH H3PO4, heat RC(O)OOH CH3O CH3OH
Select the major product of the following reaction scheme: Reaction NaBH4 of Dilute HCI EtOH, 25 °C 25 °C А D CI HO OEt B m O= НО HO ОН H С F Eto OEt OLA (No Reaction)
II. Draw the structure for the major organic product of each of the following reactions. (7.5 pts each, 45 pts) Ç(CH3)3 o 11. 1) PhČCI, AICI 2) EtANH, H2, Raney-Ni, heat 12. ÇO Me 1) EtMgBr (2 equiv.) 2) H20, H30* 13. o CNH2 1) Brą, NaOH, H20 o 2) (CH3)2CHCCI, pyridine 14. CHO HO+H H-OH Br2, H20 H-HOH HO+H CH2OH
Select the major product of the following reaction
scheme:
Select the major product of the following reaction scheme: Reaction 1 eq. H2NCH, 2 eq NaBH4 H H3CO 25°C EtOH 25 °C D -CHE CHE H.CO H3CO OH B OH E H H3C NH OH нус F H H3C H.CO. 0 (No Reaction) OLA oll. B olll.c IV.D OVE OVLF
Select the major product of the following reaction scheme:
Select the major product of the following reaction scheme: Reaction 1 eq. H2NCH, 2 eq NaBH4 H H3CO 25°C EtOH 25 °C D -CHE CHE H.CO H3CO OH B OH E H H3C NH OH нус F H H3C H.CO. 0 (No Reaction) OLA oll. B olll.c IV.D OVE OVLF
4. [12 pts.) Draw the major product for each of the following oxidation reactions. OH "Ono home Na C1, H2SO4 H2O OH Oyon Mo-on Na Cro H,SO, H,0 a. Hon PCC