What series of reactions is the best choice to carry out the synthesis below? A. B. C. D. 1. NaNH, 2. CH3CH₂Br 1. NaNH, 2. CH3CH₂CH₂Br 1. NaNH2 2. CH3CH₂CH₂Br H₂ Pd/C H₂ Na/NH3 H₂ Lindlar H₂ Pd/C 1. NaNH, 2. CH3CH₂CH₂Br
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- Which starting material produces the two products shown after ozonolysis and a reductive workup? 1. O3 2. DMS C. А. D. В. A.Select the product of the reaction sequence below. A. B. Br OA OB OC Br HNO3 H₂SO4 NO₂ NO₂ Br₂ FeBr3 C. D. Br H₂ Pd/C Br NH₂ NH₂What is the best reagent(s) to carry out the following conversion? Br a. 1. Br2/FeBr3; 2. HNO3/H2SO4 b. 1. HNO3/H2SO4; 2. Br2/FeBr3 c. 1. NBS/peroxides; 2. HNO3/H2SO4 d. 1. H₂NCI/AICis; 2. H2/Pt; 3. Br2/FeBr3 Save Answer Question 14 of 32 What product would you expect in this multistep synthesis? 1. Br₂ hv 2. Li NO 2 3. Cul 4. bromocyclopentane/ether
- 1. Provide the product for each of the following reactions. a. b. С. d. Н.С. О H3C H3C CH3 Н3С CH3 H CH3 0 Н 1. EtLi 2. Н3О+ H3C O OH нсисH3OH HạC-NH, HCIWhich set of reagents is appropriate for the following transformation? istryteps Br Br a. Br2/AIB13 b. 1. Br2/AIB13; 2.NANO2/HCl; 3. Fe/HCl c. 1. HNO3/H2SO4; 2. Sn/HCl; 3. Br2; 4. HNO2; 5. H3PO2 d. 1. HNO3/H2S04;B 2. Sn/HCl; 3. Br2/FeBr3; 4. HNO2; 5. НЗРО2Which reagents are required to accomplish the transformation below? MeO A. 1. MeMgBr 2. H₂O B. 1. MeMgBr 2. MeBr C. NaBH4, MeOH D. 1. NaBH4, MeOH 2. NaH 3. MeBr MeO E. 1. LiAlH4 2. H₂O F. 1. LiAlH4 2. MeBr G. 1. H₂SO4 2. MeMgBr OMe + enant. H. 1. cat. TSOH, excess MeOH 2. LIAIH4 3. MeBr
- The best reagents to carry out the reaction at right would be: a. CH₂ Hg(OAch H₂O NaBH4 KOII in CHCI. 2. Zn. II.O BH, THF H₂O₂, NaOH, H₂O CH₂ a™ OHWhich SN1 reaction is each pair is faster? А. .CI H20 .CI OH, H2O B. H2O CI CA OH2 H2O OH2Identify the sequence of reactions that successfully completes the following transformation. Ph A. 1. BH3 2. H₂O₂ / NaOH _3. P, l₂ B. HI, ROOR, hv C. 1. HBr, ROOR, hv 2. Nal, acetone D. Choices A and C Ph
- Which reaction can be used to carry out the following transformation? A. B. 1. AICI 3 AIC13 2. HCI, Zn(Hg) C. Either is okay D. Neither will workProvide the reagents necessary to carry out the following conversion. Br O 1. KOH; 2. Na2Cr2O7. 3. NaOH O 1. Na2Cr207/H2SO4: 2. H₂O 1. NaOH; 2. H₂O O 1. NaOH; 2. Na2Cr2O7/H2SO4/H20 O 1. NaOH; 2. H₂SO4: 3. H₂O OH6) Which of the following sets of reactions accomplish the synthesis shown below? Br H3C-C=CH Br A. 1. NaNHz 2. CH3CH2CH2Br 3. Na/NH3(liq) 4. HBr B. 1. NaOH 2. CH3CH₂Br 3. H₂, Lindlar cat 4. Br₂/H₂O C. 1. NaNH2 2. CH3CH₂l 3. H2, Lindlar cat 4. Br2 D. 1. H₂, Lindlar cat 2. NaNH2 3. CH3CH₂Br 4. Br₂ E. 1. Na/NH3(liq) 2. NaNH2 3. CH3CH₂I 4. HBr