None 24. Which compound has a conjugated system?123a. only 1.b. only 2c. 1 and 2d. 1, 2 and 325. What is the major organic product obtained from the following reaction?ELECTROPHILIC ADDITIONHBr (1 equiv)Me MeBrBrMe.Me.MeMe2BrBrMeMeMeMe43a. 2 and 4b. 1 and 2c. 2 and 3d. 1 and 3ELECTROPHILE: HBSUBSTRATE: 2-BromoBUTANG(DOUBLE BOND BETWEEN 2ND + 3RD CARBON (Azores)26. Which of the following dienes cannot undergo Diels-Alder reactions?2a. only 48.b. only 3c. 2 and 3d. 1 and 427. Which of the following dienophiles is the most reactive in Diels-Alder reactions?OCOMECOMEOMe23a. 1b. 2c. 3d. 4

Step 1: Step 2: Step 3: Step 4:

Answered: 24. Which compound has a conjugated…

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Predict the products (if any) of the reaction of each of the ff. reagents with benzoic acid. a. NaBH 4b. H2, Pt, 1 atm, room temp.c. SOCl2d. conc. HCle. CH3OH
15. What is the product, W, of the following reaction sequence? 1 equiv. I COzH i. excess NaOEt ii. Bri IV 1 equiv. HO₂C. OH Br II IV 17. Predict the product of the following reaction sequence. i. NaOC₂H5 ii. CH3CH₂CH₂Br iii. NaOH iv. H3O*, heat iii H30 heat CO₂H OH ? CO₂H OH Ju qe je OH O I II III V W COOH III 16. What would be the major product of the following reaction sequence? OH a) Ethyl acetoacetate b) Ethyl acetoacetate c) Ethyl acetoacetate IV e) Ethyl hexanoate PCC CH₂Cl₂ 18. 2-Heptanone can be synthesized by which reaction sequence? heat, II NaOEt CH3(CH₂) 3 Br EtOH NaOEt EtOH i. dil.OH heat ii. H30 d) Ethyl acetoacetate CH₂(CH₂);Br_ i. LDA ii. C₂H₂I 22 i. NaOEt, EtOH ii. CH3COCI V III NaOEt EtOH i. dil.OH heat ii. H30 CH3(CH₂)3Br CH₂(CH₂), Br i. dil.OH ii. H30¹ heat, i. dil.OH heat_ ii. H30*
bläi 5 Q3: 5. Select the product of the .following reaction 1. Mg 2. co, followed by acid workup 3. Pyridine NICH)2 он NICH2 NCH2 NICH)2 A. В. C. D.
4. Predict the products (if any) of the reaction of each of the ff. reagents with benzoic acid. e. CH,OH f. H, Pt, 1 atm, room temp. g SOCI, h. conc. HCI a. NAOH b. LIAIH, с. РС, d. NABH,
6. Predict the product for the following reaction. "NH₂ Br H₂N NO₂ D. H₂O* A. Fe/HCI IV OH OH Br 11 NH₂ "NH₂ H₂N A. IB. II C. III D. IV E. V 7. Provide the reagents necessary to carry out the following reaction. NH₂ V 1. LIAIH4 2. H₂O NH₂ B. H₂CCOCI C. Br₂/FeBr3 E. dil. Na₂CO3 III
Which of the organometalic reagents is the most suitable for the following reaction? a. 1.PhMgBr 2. H+ b. 1. PҺCI 2. Н+ Ph. Ph Ph. Ph ? Ph c. 1. Ph2CuLi 2. H+ d. H/Ni ОН
Provide the products and detailed arrow pushing mechanisms for the following reactions: OSIME3 EtN CO.Me 1. base, dilute solution (10mM) 2. NaOH/MEOH-H,0 Acid, heat CO.Me
26. Give the major organic product of each reaction. Indicate if a racemic mixture is expected. Br OH Br₂ Br₂ a. b. H₂O raumic racenie CH30 OH Br2 ICHS a. Br2, H₂O C. d. CH3OH b. NaH Br racemic racer Cl e. Cl₂ JOH OH f. a. Cl₂, H₂O b. NaH race
9. Predict the products of the following reactions and draw the mechanism showing the process by which each product forms. Br NaSH ACN NaBr b. H20 CH3COOK C. THE NaČN d. DMF CI CH;OH Br 2.
Provide the mechanism for the following: A) Lou 1. BR, PBr; Br. 2. H,0º HO- 1 Cle, NaOH 2. H;0º B. ph I HO Bl2 C) ph Br
15. Give the major organic product, paying attention to stereochemistry (syn/anti). Indicate if a racemic mixture is expected. a. a. BH3 b. H2O2, OH a. BH3 b. b. H2O2, OH a. BH3 a. BH3 C. d. b. H2O2, OH b. H₂O2, OH e. a. BH3 b. H₂O2, OH
2 3 5 [Review Topics] Reagents HBr a. b. C. H₂O, H₂SO4 d. Br₂ Cl₂ H₂, Pd Br₂, H₂O Cl₂, H₂O OsO4 then NaHSO3 e. f. g. h. i. j. k. I. [References] HBr, H₂O2, hv Hg(OAc)2, H₂O then NaBH4 BH3 then H₂O2, NaOH O3 then (CH3)2S m. n. O. p. q. r. S. t. u. V. 2 equivalents of NaNH₂ H₂, Lindlar's catalyst Na/NH3 H₂SO4, HgSO4 (sia)2BH then H₂O₂, NaOH 1 equivalent of NaNH2 NBS, hv Br₂, hv Cl₂, hv HCI Identify the reagents necessary to accomplish the following steps in the above synthesis of 3-hexanone from acetylene: Step 4: v Step 5: F Step 7: Previous Next Save and Exit

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