Final Exam Review Part 2

Choose the most correct set of reagents for the following reactions. 1. ? a O b O C O 으으 OH 2. ? OMe a. 1. MsCl, pyridine; 2. NaOCH3, CH3OH b. 1. HCI, pyridine; 2. NaOCH3, CH3OH c. 1. PCI 3, SOCI2; 2. NaOCH3, CH3OH d. 1. TsCl, pyridine; 2. NaOCH3, CH3OH e. 1. CH3O-, pyridine; 2. H* f. 1. Pl3, pyridine; 2. -OCH3

This synthesis was designed using the Organic Chemistry Road Map found in the appendix of your textbook. compound a compound b compound c Reagents HX a. b. HBr, H₂O₂, hv c. H₂O, H₂SO4 d. X₂ H₂, Pd X₂, H₂O OsO4 then NaHSO3 e. f. g. h. i. BH3 then H₂O₂, NaOH j. 03 then (CH3)2S k. I. compound f In this synthesis, reagents from the table are used to carry out the indicated steps (shown in blue). 2 equivalents of NaNH₂ H₂, Lindlar's catalyst compound e W Hg(OAc)2, H₂O then NaBH4 NaOH compound d m. Na/NH3 n. H₂SO4, HgSO4 o. p. q. r. S. (sia)2BH then H₂O₂, NaOH 1 equivalent of NaNH₂ NBS, hv X2, hv (CH3)3CO¹K* t. PBr3 u. SOCI₂ V. H3PO4 W. H₂CRO4 X. PCC y. 104 In the box below, draw the structure of compound f.

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This synthesis was designed using the Organic Chemistry Road Map found in the appendix of your textbook. compound a compound b compound c Reagents HX a. b. HBr, H₂O₂, hv c. H₂O, H₂SO4 d. X₂ H₂, Pd X₂, H₂O g. OsO4 then NaHSO3 h. i. BH3 then H₂O₂, NaOH e. f. In this synthesis, reagents from the table are used to carry out the indicated steps (shown in blue). j. k. I. compound f O3 then (CH3)2S 2 equivalents of NaNH2 H₂, Lindlar's catalyst compound e Hg(OAc)2, H₂O then NaBH4 W compound d NaOH m. Na/NH3 n. H₂SO4, HgSO4 o. p. q. r. S. t. u. PBr3 SOCI₂ V. H3PO4 W. H₂CRO4 X. PCC 104 (sia)₂BH then H₂O₂, NaOH y. 1 equivalent of NaNH₂ NBS, hv X2, hv (CH3)3COK* In the box below, draw the structure of compound f. • Use the wedge/hash bond tools to indicate stereochemistry where it exists. • If the reaction produces a racemic mixture, draw both stereoisomers.

Choose the most correct set of reagents for the following reaction.

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2. Provide reagents/conditions to accomplish the following syntheses. More than one step is required in some cases. a. b. d. Br Br NH₂ HO₂C -NH₂ NH₂ HN- + N(CH3)3

Draw a stepwise mechanism for the following reaction: H,SO Part 1: A. HSO, or B. . H,SO, +. OC. H20 view structure D. SO, view structure Part 2: OA. H,0 В. Н.О C. HO view structure OD. H2 view structure Part 3 out of 4 edit structure ... edit structure ... Gr Next part

The below synthesis was designed using the Organic Chemistry Roadmaps in the appendix of your textbook. compound a m compound b q Reagents a. HCI b. HBr c. H₂O, H₂SO4 d. Br2 Cl₂ H₂, Pd compound c e. f. g. h. i. j. Br₂, H₂O Cl₂, H₂O OsO4 then NaHSO3 k. I. m. 2 equivalents of NaNH₂ n. H₂, Lindlar's catalyst O. p. Hg(OAc)2, H₂O then NaBH4 BH3 then H₂O₂, NaOH O3 then (CH3)2S In this synthesis, reagents from the table (shown in blue) are used to carry out the indicated reactions. In the box below, draw the structure of compound b. q. r. Na/NH3 H₂SO4, HgSO4 (sia)₂BH then H₂O₂, NaOH 1 equivalent of NaNH2 • Use the wedge/hash bond tools to indicate stereochemistry where it exists. • Consider E/Z stereochemistry of alkenes. ● If more than one structure fits the description, draw them all. ● If a compound is formed more than once, add another sketcher and draw it again. • If the reaction produces a racemic mixture, draw both stereoisomers. Separate structures with + signs from the drop-down…

What is the major organic product obtained from the following sequence of reactions? A. B. .H HN KCN, HCN NH₂ C. D. H₂, Pd/C H₂N H OH -CEN

I. II. III. V. IV. A. m-isopropylnitrobenzene B. o-isopropyinitrobenzene You are given the following compounds. 1. Pyridine 2. cyclobutadiene The aromatic compounds from the above list are: A. 1,2,3 B. 2,3,4 IUPAC name for mesitylene is: A. 1,2,3-trimethylbenzene 1,2,4-trimethylbenzene B. C. 1,3,5-trimethylbenzene D. 1,3,4-trimethylbenzene E. 1,4,5-trimethylbenzene Identify the antiaromatic compounds from the following list: 3. thiophene 1. cyclobutadiene 2. cyclopropenium anion 5. cyclopentadienyl cation A. 1,2,3 ABCDE C. p-isopropylnitrobenzene D. mixture of o-and p-isopropylbenzene E. The recovery of nitrobenzene A. B. C. 3. anthracene B. 3,4,5 C. 1,2,5 D. 3,4,5 E. 2,3,4 Nitrobenzene was reacted with n-propyl chloride in the presence of aluminum chloride as a catalyst. The product formed is: C. 1,2,3,4 iso-butylbenzene sec-butylbenzene tert-butylbenzene D. n-butylbenzene Benzene was reacted with isobutyl chloride in the presence of aluminum chloride as a catalyst. The product formed…

This is an organic chemistry question. PLEASE SHOW STEP BY STEP, WITH ARROWS! ALSO PLEASE INCLUDE ALL ELECTRON LONE PAIRS AND CHARGES FOR STRUCTURES IF NECESSARY!

help please answer in text form with proper workings and explanation for each and every part and steps with concept and introduction no AI no copy paste remember answer must be in proper format with all working

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1. Fill in the necessary starting material, reactants or product for the reactions shown below. A. B. C. I. NaNH,, NH, 2. CH₂CH₂CH₂CH₂Cl 1. NaNH,, NH, 2. CH₂CH₂CI 2. Show the complete mechanism for A. and B. from above. Use the back if necessary.

2. Propose two different ways to make each of the following alcohols using a Grignard reagent. model: a. b. C. OH OH OH oo OH 1. CH₂MgBr اله 1. 2. H₂O+ 2. CH3CH₂CH₂MgBr 1. H ÅH H 2. H3O+

3. What is the л-energy diagram of the Friedel-Craft reaction intermediate? a. b. C. d. AIC13 Arenium ? e. not a.-d.

3. Propose a reasonable stepwise mechanism using curved arrow notation for the following transformations. a. b. OH OH . Ob OH C. H* CH3OH 1. NaOH 2. SOCI2 pyridine Br OCH 3 CI

b. Consider the following five-membered heterocycles: i. ii. iii. iv. V. vi. vii. N B C D Which of them is the most reactive in electrophilic substitution? Explain Which of them is the least reactive in electrophilic substitution? Explain Which heterocycle; B or C, contains the most acidic N-H proton? Explain. Predict the site of electrophilic substitution in heterocycle B. Explain Which is the most aromatic? Explain Which of them is capable of hydrogen-bonding? No explanation required Which of them contains the most acidic C-H? Explain. E