Option 3
HNT TMSO TMSO 1) MeO-2) EtBr 3) MeNH2 1) NaOH, Br2 2) MeO-3) MeNH2 4) EtBr...
4. Predict the major product of the following reactions. OCH3 excess NaOH excess Br2 a) 1.excess NaOH TBSO excess Br2 2. H30+, dilute, cold 3. SOCl2, py 4. H2N -OCH3 Н3СО Г OY 1. Br2, OH 2. NaSCH2CH3 LIN = LDA, THF, -78°C 1. le 2. To 3. 03 4. H2O2, NaOH, H20 OH, DCC
provide products please!
Br 2 1 equivalent Br2 1 equivalent MeO 2 1 equivalent
a) 1) Ac20, EtgN 2) NBS A A NH2 3) MENH2 4) Na(OAc)3BH Me Me Me M- 5) Ac2O, AICI3 b) H2N 1) NaNO2 HCI N N- 2) H3PO2 3) BnCl K2CO3 HO OH HN CO2t-Bu 1) Ac2O, EtgN 2) NBS c) NH2 3) MENH2 4) O Me - Me
a) 1) Ac20, EtgN 2) NBS A A NH2 3) MENH2 4) Na(OAc)3BH Me Me Me M- 5) Ac2O, AICI3 b) H2N 1) NaNO2 HCI N N- 2) H3PO2 3)...
Instructions 1. HNO3, H2S04 2. PCC 3. Na2Cr207, H2S04 4 Br2. FeBr3 5. PBr3 6. H2C=0 7. 1. LIAIH4 2. H30, H20 8. HBr 9. H20, H 10 CH3CH2CH2CI, AICI3 11. CH3CH2CH=PPH3 12 Zn-Hg, EtOH, HCI 13. Li, THE 14. 1. CH3CH2CH2MgCl 2. H20, H 15. KMnO4 16. HOCH2CH2OH, H30+ 17 CH3CH2OH, H 18. 1 2 CH3Li 2. H30+, H20 19. 1. Buli 2. H307, H20 20. 1. BH3 2. H202, NaOH Give the numbers from the reagent table for...
Instructions 1. HNO3, H2SO4 2.PCC 3. Na2Cr207, H2S04 4 Br2. FeBr3 5. PBr3 6. H2C=0 7. 1. LIAIH4 2. H30, H20 8. HBr 9. H20, H 10 CH3CH2CH2CI, AICI3 11. CH3CH2CH=PPH3 12 Zn-Hg, EtOH, HCI 13.LI, THE 14. 1. CH3CH2CH2MgCl 2. H20, H 15. KMnO4 16. HOCH2CH2OH, H30+ 17 CH3CH2OH, H 18 1 2 CH3LI 2 H30, H20 19. 1. Buli 2. H307, H20 20. 1. BH3 2. H202, NaOH Give the numbers from the reagent table for the sequence...
Provide the major product(s) for the following reactions: Show
Stereochemistry when necessary
HBr Br2 CH2Cl2 HBr Br2 ROOR H20 H2O СН,ОН H30* 1) BH3, THE 2) H2O2, NaOH, H2O 1) Hg(O2CCF3)2 CH3OH 2) NaBH4, NaOH 1) Hg(OAc)2, H20, THF 2) NaBH4, NaOH H2 Pd/C
Which sequence will give pentanoic acid? (2 pts) 4. 1. BH3. THF 2. NAOH, H202, H20 H* 1. HBr, ROOR C. Butene Butene A. 2. NACN, ACN 3. KMnO4. 3. KMnO4, H* 1. BH3.THF 2. NaOH, H202 H20 3. H30*, heat 1. HBr, ROOR D. В. Butene Butene 2. NACN, ACN 3. H30*, heat
4. Predict the products, Indicate stereochemistry when applicable а HBr H2S04 H20 1. Hg(OAC), H20 2. NaBH4 1.BH3 2. H2O2, NaOH> Br2 Cl2 H20
can you draw the mechanism for this reaction please
Meo Meo 1. CHPPh3, THE 2. HCI, H20 HO 4-vinylguaiacol (aroma of buckwheat in beer) w] x 07 Settings
oto SOCI2 CH3CH2Br excess NaNH2 HBr Br2 CH3BT H2, Lindlar catalyst bromocyclohexane H2O2, NaOH, H20 BHY/THF H20, H2SO4