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Which of the following reactions can be used to prepare the compound below? ? Ph Ph...
Which of the following reactions can be used to prepare the compound below? Ph ? Ph Select one or more: B-H Ph Ph-Br, Pd(PPh), KOH ? Ph- ? a. Ph (1) Li, hexanes (2) Cul Ph Br Ph Ph-Br ? ? b. Ph Pd(PPhz), KOH Ph Br Ph + Ph-B(OME) ? Ph C. Ph Ph Ph-Br Pd(PPhz), Et N ? d. Ph Ph Ph Grubbs catalyst ? e. Ph
Which of the following reactions can be used to prepare the compound below? ? Ph Ph Select one or more: Pd(PPhz)ą, KOH + Br Ph Ph-B(OMe)2 Ph Ph ? a. Ph + Ph-Br Pd(PPhz)4, Et N ? Ph Ph b. (1) Li, hexanes (2) Cul ? Br Ph Ph-Br Ph Ph ? o C. Ph Grubbs catalyst ? Ph Ph d. Ph-Br, B-H Pd(PPhz)4, KOH Ph- Ph ? ? Ph. e.
Which of the following reactions can be used to prepare the compound below? Ph ? Ph Select one or more: B-H Ph-Br, Pd(PPhz)4, KOH ? Ph Ph ? a. Ph (1) Li, hexanes (2) Cul ? Ph Br Ph Ph-Br ? b. Ph 0 Pd(PPhz), KOH Ph + Br Ph Ph-B(OME)2 ? c. Ph Ph Ph + Ph-Br Pd(PPhz)4, Et N ? Ph Ph Ph Grubbs catalyst ? e. Ph
The scheme below shows the synthesis of an antihypertensitive agent (drug used to treat high blood pressure). Answer the questions that follows. a Br 1 Br CI с CO Me + Meo H2NCO Me (Question 3) B OME CN CN CN CN 6 2 3 4 5 CO Me CO Me Buz SnNz d Final product (9) (1) KOH, heat (2) H+ work up partial hydrolysis (Question 4) CAH, CAH, CN 7 NH NEN 8 Question 1 Select the best...
Which of the following reagents can be used to prepare the compound below? + ? OPh (1 equiv.) Select one or more: O a. Pho OP b. H2N OP C. CI COPh , pyridine d. H OPh e. Pho OEt
Which of the following reagents can be used to prepare the compound below? NH2 ? OET (1 equiv.) + Select one or more: O a. H2N OE b. OEt , pyridine C. Pho OEt i d. Eto OEt i e. H OEt
5. Select methods to prepare n-butylamine without complications? I. NH, - [NH,Br] 1. KOH 2. butylbromide 3.Hydrazine 1. NaN3 2. LAH 3.H20 BH(CN) 1.03 2. DMS A. I, III and IV B. II, III and IV C. I and IV D. II, IV and V E. III, IV and V 6. Select the two products expected from the reaction shown. HO A. I and VI B. III and V C. II and I D. IV and V E. Illand VI...
Draw the structure of the MAJOR ORGANIC compound formed in each reaction. Assume the reactions have been terminated and neutralized. a. Ethyl acetate NaOEVEtOH b. EtO C-CH2-CH2-CH2-CH2.CO2Et NaOEU/HOEt Ph-C(O)-CI c. (HaC).CH-CO2Et LDATHF + HO. d. Ethanal Ph-C(O)-H Ha0* (cat) e. Acetone + H2C O + Et NH f. Triethylamine HBr/H2O g. Ph-C(O)-NH2 + Br2 4 NaOH h. (H,C)2CH-C(CH)2 + N(CHs)s HO i.Ph-N2, Cl- CuCN- Na/E1OH HaO* (cat) j. cyclohexanone H2NOH Pd(OAc)2 (1 mole%) k. Ph- 4-O2N-CeHe-HC=CH2 Cul/Pd(PPhale L.HO-CH2-CH2-C-H1-CH-CH-(CH2),-CHg
Do all work on this paper. 1. The compound below on the left has a much higher melting point than its isomer on the right. Explain. (4 points) Tronohon o llottobu 2. Strong acids always protonate amide oxygens and never protonate amide nitrogens. Provide two reasons that explain this fact (4 points). 3. Draw the complete mechanism of the reaction below and indicate the location of "O in the product. (6 points). CH, + 1 equivalent of KOH in water...
6. Name the following compound. Br ☺i 7. Provide the products for the following reactions. A) 1. Sia BH/ THE 2. H2O/OH CECH B) -CEDI 1. CH3 CH MgBr 2. H30+ C) 1 2 CHỊCH Li 2. H30+ OH D) AlCl3 H3c1 E) OH PCC