Predict the product of the following synthetic sequence: NBS 1. Mg. SOCI 1. LIAIH(O-t-Bu)3 2. CO2...
Provide the organic product of the following reaction. 1) LiAIH(O-t-Bu 3,-7 oC 2) H20 Complete the electron-pushing mechanism for the reaction by adding any missing atoms, bonds, curved arrows, nonbonding electron pairs and charges. H Al O EO:
predict the product (or reactants)
1. Mg (1 eq). Et20 2. (1 eq) -CHO 3. HCI, H2O 1. NaBH4, MeOH, 0°C 2. PBrz. THE 3. LIAID, THE 4. HCI, H20 1. SOCI, NEt3, THF 2. 2 eq Li, hexane CHO 3, HCl, H2O hint multiple steps CH 1. LiAIH, THE 2. HCI, H2O 3. PBr3, THF OH 1. PCC, DCM 2. Mg, Et20 3. HCI, H2O 1. MSCI, pyr 2. KO'Bu, 'BuOH
Predict the product(s) for the following reaction. 1. excess LiAIH 2.H20 Edit Predict the product for the following reaction. 0 Br Mg/ether 1. H 1 H 2. H20 12 Edit Predict the major product for the following reaction. -OH 1. TsClipyridine 2. CH CH ONa 12 Edit Predict the product for the following reaction. NaH OH Br heat ? Edit
21. Please give the structures of the product for each step. (20 pts) 1. LIAIH(O-t-Bu)s -78 °C COOH CH,NH2 72- sOCl н" а). 2. H2O Br PhP CH 1. CHyCN Mg b) Wittig reaction 2. H,O Ether 1) 2 eq. CH,MgBr Он CH,CH2OH c) 2) H,0 н" N н SOCI2 он d)
1. Predict the major produc t for the following reactions. (1) CO2 (2) Ho MgBr H,O SOCI CEN dine Cl OH excess NH Ci (CH3)2CuLi Cl (1 excess CH CH2MgBr Ci (2)H20 SOCI NH2 SOCI OH
6. Find the product(s) of the following reaction: 1. Br2, FeBrz 2. Mg, CO2 3. H2O+ 4. SOCI
02 Question (2 points) Draw the product of the following reaction sequence. 1. Mg(s), THF 2. CO2(s) 3.H20+ 1st attempt Part 2 (1 point) What is the term used to describe the polarity reversal that occurs in this synthetic sequence? Choose one: A. organometallic B. charge reversal C. Grignard D. umpolung
What of the following is the main organic product of the reaction sequence below? 1) NBS, hv 2) Mg, diethyl ether 3) CO2 4) H30+ OH OH
17. Use ANY needed reagents to effect the following transformation. (30 points) starting material product List of Reagents -N:C:N- KMnO4, H2SO4 8 00 (CH3),COCOCOC(CH3)3 Ag(NH3)2+, 120 Fe, HCI KMnO4, NaOH, H2O, cold AlCl3 Bra (excess), NaOH (excess), H20 Brz, Fe Br2, H20 Br2, H2O, H3O+ Br2, hy Br2, NaOH (excess), H2O Br2, P Buli CF3CO,H CH;=0 Formaldehyde оо CH3COCCH o CH_CC1, pyridine H2, Lindlar's catalyst H2.Pd/C H2, Pa/C, high pressure H, Raney-Ni HANNH HENNH, KOH, (HOCH2CH2)20, heat H2O H20, H2SO4,...
1. SOCI, NEt3, THE 2. 2 eq Li, hexane 3. HCI, H2O CHO Br hint: multiple steps B TH 1. LIAIH, THE 2. HCI, H2O 3. PBr3, THE CN OH 1. PCC, DCM 2. Mg, Et O 3. HCI, H2O 1. MSCI, pyr 2. KO'Bu, 'BuOH