Mel A. he following substrates from most to least reactive in an SNZ 2° 10 712 09 (resonance) C. D. B. A. A>B>C>D B. D>C>B>A C. A>C>B>D D. D>C>B>A-D>B>C>A None of the above 3 A7C70>B
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- S MyDen Moodle at Southea.... CI What is the major product for the reaction below? HCI a. Sallie Mae Activity... Select one: My Accounts | O a. Structure a O b. Structure d O c. Structure c Od. Structure b b. CI C. CI d. CI 7:04 PMSelect an appropriate synthetic route of the diol shown starting with 1,1,3,3-tetramethyl-2-ethylcyclohexane. OH ОН + enantiomer 1. Br2, hv; 2. KOtBu; 3. HBr, ROOR; 4. KOtBu; 5. Br₂; 6. xs NaNH2; 7. CH3Br; 8. H₂, Lindlar's catalyst; 9. RCO3H; 10. H3O+ O 1. Br2, hv; 2. KOtBu; 3. HBr, ROOR; 4. KOtBu; 5. Br₂; 6. xs NaNH2; 7. CH3Br; 8. H₂, Pt; 9. OsO4, NMO; 10. NaHSO3, H₂O 1. Br2, hv; 2. KOtBu; 3. HBr, ROOR; 4. KOtBu; 5. Br₂; 6. 1 equiv. NaNH2; 7. CH3Br; 8. H₂, Lindlar's catalyst; 9. OsO4; 10. H3O+ O 1. Br2, hv; 2. KOtBu; 3. HBr, ROOR; 4. KOtBu; 5. Br₂; 6. xs NaNH2; 7. CH3Br; 8. H₂, Lindlar's catalyst; 9. OsO4, NMO; 10. NaHSO3, H₂O O 1. Br2, hv; 2. KOtBu; 3. HBr, ROOR; 4. KOtBu; 5. Br₂; 6. xs NaNH2; 7. CH3Br; 8. H2, Pd; 9. RCO3H; 10. H3O+Q1. Give the structure(s) of the major organic produc(s) of A-H, Show stereochemistry if appropriate. Hz. Pd/C KMnO4. H0. B 1. BH, C 2. NoOH, H,02 C2. CH,OH D HCI E KI, H;PO, KMno HO". G H.
- Predict the majpr product if the ff reagents are used. No reaction is also a possible answer. a. 2 equiv. of RMgBr and H;O* work-up b. LIAIH4 and H,O* work-up c. NABH4 and H;O† work-up.Which of the following provides a synthetic route to convert 3-iodo-2-methyl-1- butene into 2-methyl-2-butene? 1. NaOH; 2. H₂, Pt 1. H₂, Pt; 2. Br2 1. H₂, Pt; 2. NaOEt 1. H₂, Ni₂B; 2. KOtBu 1. H₂, Pt; 2. KOtBuCH3 A. B. H3C H3C -H H (+) FO (+) C. D. H H O CH3 (+) CHẠO (±) Draw the approach of the dienophile from the above reaction. You can simply draw by hand and upload the image as a file attachment.
- In each reaction box, place the best reagent and conditions from the list provided. 1) Br 2) 3) DEET (the active ingredient in over the counter insect repellant) 4) 5) Answer Bank Mg. Et,0 CH,CH,OH НСООСH, H,CO НСООН NH(CH,CH,),(2 equiv.) Br,, FeBrz CH,COOH HN(CH,CH,), (1 equiv.) NaNH, H,0+ CH,CH,NH, CO, CH,CH, Br SOC, NaCNHOOC- -COOH Reagents a. CH;COCI, AICI3 b. NABH4 then H3O* c. PBr3 d. NaCN e. H30* CH;CH,COCI, AICIl3 9. Вн-THF then Hz0z, ОH h. (CH3),CHCOCI, AICI3 i. H2, Pd/C j. NBS, CCI4 k. Br2, CH2Cl2 f.Identify the MAJOR product(s) that would be obtained from the following reaction. Me f..Me HBr OH Me Me f... Me .. Me 'Br 'Br 50 50 mixture Me Y..Me 'Br major stereoisomer Me ..Br + enantiomer "Me major stereoisomers Me f..Br + enantiomer Me major stereoisomers Me .. Me Br major stereoisomer
- chem 534 cha Hư OAC H please show stereochemistry H₂ COCH ? H CO₂CH3 O Ac 2. + ? hv 9 40°C 3. H₂ C 4. 0°C Catq Q-0 + [6+4] NGC ?. لك 5. [ V-CO₂CH3 + II NCCN [4+2] C6H5 6. 2 C6H5The dehydration of 3- hydroxypropanal, CH3CH(OH)CH2CHO, givesa/an *.aldehyde alph gama-unsaturated alpha dalta-unsaturated alpha beta-unsaturated beta gama-unsaturated * In the following resonance effect CH, LLCH₂ CH₂-C-CH₂ || A.Form I is more stable than form II B.Form II is more stable than form I C.in (II) negative charge is present on electronegative oxygen. D. in (1) negative charge is present on electronegative oxygen. E. (A. and D.) F. (B. and C.) The more stable structure of (5 * cyclo octane is half-chair Ttue False 1 2 3Br -OCCCH3)3 а. b. -OCH,CH3 CI CI C. -NH2 (2 equiv)