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How would you synthesize the following compound starting with
optically pure (R) or (S)-2-butanol?
8) How...
QUESTION 21 How would you synthesize the following compound starting with optically pure (R) or (5)-2-butanol?...
QUESTION 21 How would you synthesize the following compound starting with optically pure (R) or (5)-2-butanol? н CN HzC CH, A. (1) (S)-2-butanol + TSCI (2) NaCN/DMSO B. (1) (R)-2-butanol + TSCH (2) NacN/OMSO C(R)-2-butanol + NaCN/OMSO y ()-2-Butanol H2504 (heat) (2) HBr (3) NaCN/DMSO QUESTION 22 CHOIS
can someone show me how to do the work and explain it to me 15. How would you synthesize the following compound star...
can someone show me how to do the work and explain it to me
15. How would you synthesize the following compound starting with optically pure (R) or (5)-2 HCN H,C, X CH3 A) (1) (R)-2-butanol + TSCI B) (1) (S)-2-butanol + TsCI C) (1) (S)-2-butanol + H2SO4 (heat) D) (R)-2-butanol + NaCN/DMSO (2) NaCN/DMSO (2) NaCN/DMSO (2) HBr (3) NaCN/DMSO
11. How would you synthesize the following compound starting with optically pure (R)-2-butanol (note: it could...
11. How would you synthesize the following compound starting with optically pure (R)-2-butanol (note: it could require multiple steps)? HCN HC CH 12. Give the product of the following reaction: СНЫBr NASH Page 2
racemiC 3. In each of the following problems, draw a starting material that could be used...
racemiC 3. In each of the following problems, draw a starting material that could be used as a suitable precursor in the conversion to the given product. a. b. H3C CN 1. CH3CO3H 1. TsCI, pyridine 2. H'/H20 он 2. NaCN, DMSO racemic d. CH3 H CH2 1. Br2, hv 1. HBr, CH3CO2H 2. KOCH3 2. KOtBu, DMSO
can someone show me how to do the work and explain it to me 16. Starting...
can someone show me how to do the work and explain it to me
16. Starting with optically pure (R) or (S)-2-butanol which method below would give the best yield of the following ether? ноCH, HC CH A) (1) (R)-2-butanol + TSCI B)(1)(S)-2-butanol + TSCI C) (1) (R)-2-butanol + Na D) (1) (S)-2-butanol + Na (2) CHONa (2) CH3ONa (2) CH31 (2) CHI
can someone show me how to do the work and explain it to me 16. Starting...
can someone show me how to do the work and explain it to me
16. Starting with optically pure (R) or (S)-2-butanol which method below would give the best yield of th following ether? ноCH, HC CH, A) (1) (R)-2-butanol + TSCI B)(1)(S)-2-butanol + TSCI C) (D) (R)-2-butanol + Na D) (1) (S)-2-butanol + Na (2) CHONa (2) CHONa (2) CH31 (2) CH31
6. Optically pure (-)-2-butanol has the R configuration and [a] = -13.52º. Optically pure (-)-2-iodobutane has...
6. Optically pure (-)-2-butanol has the R configuration and [a] = -13.52º. Optically pure (-)-2-iodobutane has the R configuration and (a) = -15.9º. A sample of 2-butanol with specific rotation of +11.1° was found in reaction with hydrogen iodide in tetrahydrofuran solvent to yield 2-iodobutane of specific rotation-10.9º. a. Does the reaction proceed with predominantly retention or inversion of configuration? Explain how you determined your answer. b. Determine the optical purity (%OP) which is also the enantiomeric excess (%ee) of...
h. and i. Starting with benzene how would you synthesize j.+k. Starting with benzene how would...
h. and i. Starting with benzene how would you synthesize j.+k. Starting with benzene how would you synthesize I. and m. HAC -NH trace H,00 + H2O CHE o. and p. HẠN H30 NHA KOH/H, - H2O Heat 1) LAH R' 2) H20 H20 Heat t. and u. 1)H,0* HS 2) Raney Ni
1. Predict the product (s) (or no reaction) and reagent(s). (31 pts; no partial point) 1....
1. Predict the product (s) (or no reaction) and reagent(s). (31 pts; no partial point) 1. TsCI, pyridine OH 2. SNa b. OH NaH C. HBr 2 eq, 0 °C d. ОН H2SO4 heat CH3 HBr Он heat f. но 1. PBr3, EtzO 2. NaCN OH NaH OTs h. Он HBr 0°C CH3 H2SO4 heat Он
1. Which Wittig reagent would be used to synthesize 2 CH-CH=P(CAH) CH=P(CHẠh. P(CH3)3 CH,CH,CH-P(CH3)3 IV 2....
1. Which Wittig reagent would be used to synthesize 2 CH-CH=P(CAH) CH=P(CHẠh. P(CH3)3 CH,CH,CH-P(CH3)3 IV 2. What is the correct IUPAC name for the following compound? 6 eye 3. What is the correct structure for 7-methyl-4-octanone? 3 4. The products, D and E, of the following reaction sequence, S "CN HCI HCN CH.NO H20 heat would be: CH2CH2CN CH,CH,MgBe HO E ? ether Show how you would synthesize the following compound, beginning with 1-butene, Bromobenzene and any necessary additional reagents....
QUESTION 21 How would you synthesize the following compound starting with optically pure (R) or (5)-2-butanol? н CN HzC CH, A. (1) (S)-2-butanol + TSCI (2) NaCN/DMSO B. (1) (R)-2-butanol + TSCH (2) NacN/OMSO C(R)-2-butanol + NaCN/OMSO y ()-2-Butanol H2504 (heat) (2) HBr (3) NaCN/DMSO QUESTION 22 CHOIS
can someone show me how to do the work and explain it to me
15. How would you synthesize the following compound starting with optically pure (R) or (5)-2 HCN H,C, X CH3 A) (1) (R)-2-butanol + TSCI B) (1) (S)-2-butanol + TsCI C) (1) (S)-2-butanol + H2SO4 (heat) D) (R)-2-butanol + NaCN/DMSO (2) NaCN/DMSO (2) NaCN/DMSO (2) HBr (3) NaCN/DMSO
11. How would you synthesize the following compound starting with optically pure (R)-2-butanol (note: it could require multiple steps)? HCN HC CH 12. Give the product of the following reaction: СНЫBr NASH Page 2
racemiC 3. In each of the following problems, draw a starting material that could be used as a suitable precursor in the conversion to the given product. a. b. H3C CN 1. CH3CO3H 1. TsCI, pyridine 2. H'/H20 он 2. NaCN, DMSO racemic d. CH3 H CH2 1. Br2, hv 1. HBr, CH3CO2H 2. KOCH3 2. KOtBu, DMSO
can someone show me how to do the work and explain it to me
16. Starting with optically pure (R) or (S)-2-butanol which method below would give the best yield of the following ether? ноCH, HC CH A) (1) (R)-2-butanol + TSCI B)(1)(S)-2-butanol + TSCI C) (1) (R)-2-butanol + Na D) (1) (S)-2-butanol + Na (2) CHONa (2) CH3ONa (2) CH31 (2) CHI
can someone show me how to do the work and explain it to me
16. Starting with optically pure (R) or (S)-2-butanol which method below would give the best yield of th following ether? ноCH, HC CH, A) (1) (R)-2-butanol + TSCI B)(1)(S)-2-butanol + TSCI C) (D) (R)-2-butanol + Na D) (1) (S)-2-butanol + Na (2) CHONa (2) CHONa (2) CH31 (2) CH31
6. Optically pure (-)-2-butanol has the R configuration and [a] = -13.52º. Optically pure (-)-2-iodobutane has the R configuration and (a) = -15.9º. A sample of 2-butanol with specific rotation of +11.1° was found in reaction with hydrogen iodide in tetrahydrofuran solvent to yield 2-iodobutane of specific rotation-10.9º. a. Does the reaction proceed with predominantly retention or inversion of configuration? Explain how you determined your answer. b. Determine the optical purity (%OP) which is also the enantiomeric excess (%ee) of...
h. and i. Starting with benzene how would you synthesize j.+k. Starting with benzene how would you synthesize I. and m. HAC -NH trace H,00 + H2O CHE o. and p. HẠN H30 NHA KOH/H, - H2O Heat 1) LAH R' 2) H20 H20 Heat t. and u. 1)H,0* HS 2) Raney Ni
1. Predict the product (s) (or no reaction) and reagent(s). (31 pts; no partial point) 1. TsCI, pyridine OH 2. SNa b. OH NaH C. HBr 2 eq, 0 °C d. ОН H2SO4 heat CH3 HBr Он heat f. но 1. PBr3, EtzO 2. NaCN OH NaH OTs h. Он HBr 0°C CH3 H2SO4 heat Он
1. Which Wittig reagent would be used to synthesize 2 CH-CH=P(CAH) CH=P(CHẠh. P(CH3)3 CH,CH,CH-P(CH3)3 IV 2. What is the correct IUPAC name for the following compound? 6 eye 3. What is the correct structure for 7-methyl-4-octanone? 3 4. The products, D and E, of the following reaction sequence, S "CN HCI HCN CH.NO H20 heat would be: CH2CH2CN CH,CH,MgBe HO E ? ether Show how you would synthesize the following compound, beginning with 1-butene, Bromobenzene and any necessary additional reagents....
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