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5. Circle the molecule that matches the best description for each set of reagents. Briefly explain...
please explain the work ch of the following pairs of organic molecules or lons, circle the...
please explain the work
ch of the following pairs of organic molecules or lons, circle the one that is the better nucleophile, and briefly explain your choice. for each of the Holon von Hello "es-CN vs. oo-on H₂C NH₂ vs. Ha Ha H₃CNH2 4. For each of the following pairs of organic molecules, circle the one that would react with a given nucleophile at a faster rate in the Su2 reaction, and briefly explain your choice. amor
Chem 2010 Substitution Problem Set Name 1. Choose the appropriate answer for each of the following...
Chem 2010 Substitution Problem Set Name 1. Choose the appropriate answer for each of the following (circle your answer): the strongest base: i c F the strongest acid: CHOH H20 NH3 the worst nucleophile in protic, polar solvents: 1 F the slowest in an SN2 reaction: (CH3)2CHCH2Br CHI CH3CH2CH2Br the best solvent for an Snl reaction: acetone water pentane the worst nucleophile: OH "Сн, NH the strongest base NH H20 F the best nucleophile: OH CH3 NH the best solvent...
21) Consider the following structures I-IV. Circle the two species that represent resor sonance structures H....
21) Consider the following structures I-IV. Circle the two species that represent resor sonance structures H. O: :0: H .H N. N: 22) Circle the base and the conjugate base in the following reaction но CH,COO CH COOH HO IV ш II Chapter 3 particular molecule? 23) Why do z bonds confer reactivity on a A) Because n bonds are diffficult to break in chemical reactions. B) Because z bonds make a molecule an acid. C) Because z bonds are...
Select the best reagents for each of the following transformations. You should only use each set...
Select the best reagents for each of the following transformations. You should only use each set of reagents once. You can record your answers on this worksheet, or type/write on another sheet of paper. You only need to submit the question number and the letter corresponding to the set of reagents from the table below. H2(g), Pd/C HBr 1) Hg(OAc), H,0 2) NaBH 1) BH THE 2) H2O, NaOH(aq) CH,OH, H Bry, CH CI Br,H,O МСРВА 1) 03, -78°C 2)...
Select the best reagents for each of the following transformations. You should only use each set...
Select the best reagents for each of the following transformations. You should only use each set of reagents once. You can record your answers on this worksheet, or type/write on another sheet of paper. You only need to submit the question number and the letter corresponding to the set of reagents from the table below. A H2(g), Pd/C 1 eq. HBr 2 eq. HBr H2SO4, HgSO4, H, 1) 9-BBN 2) H202, NaOH(aq) H Naº, NH3(1), -78 °C 1 eq. Br,...
For each of the following pairs of organic molecules, circle the one that would react with...
For each of the following pairs of organic molecules, circle the one that would react with a given nucleophile at a faster rate in the Sw1 reaction, and briefly explain your choice. нссн, vs. H₂C CH₂ CH Hoc tots vs. Ho C^ots 6. Each of the following carbocations can undergo a rearrangement to give a more stable carbocation. In each case, draw the structure of the rearranged carbocation, and show the mechanism of the 1,2 hydride shift or 1,2-alkyl shift...
Select the best reagents for each of the following transformations. You should only use each set...
Select the best reagents for each of the following transformations. You should only use each set of reagents once. You can record your answers on this worksheet, or type/write on another sheet of paper. You only need to submit the question number and the letter corresponding to the set of reagents from the table below. A E 1) 9-BBN H2(g), Pd/C 1 eq. HBr 2 eq. HBr H2SO4, HgSO4, H, 2) H2O, NaOH(aq) H H2(g), Lindlar's catalyst Naº, NH3(1), -78...
CHEM332 Problem Set #5 Spring 2020 1. Circle which of the carboxylic acid derivatives in each...
CHEM332 Problem Set #5 Spring 2020 1. Circle which of the carboxylic acid derivatives in each of the following pairs would undergo hydrolysis the fastest. In the box provided, briefly explain why. You don't need full sentences. CH3 oba oba . 10 HC OCH HEC нейс, сен 0 0 HyC сн, н, сосн, нс сн,
Select the best reagents for each of the following transformations. You should only use each set...
Select the best reagents for each of the following transformations. You should only use each set of reagents once. You can record your answers on this worksheet, or type/write on another sheet of paper. You only need to submit the question number and the letter corresponding to the set of reagents from the table below. H2(g), Pd/C HBr HO" 1) Hg(OAc)2, H2O 1) BH; THF 2) NaBH4 2) H202, NaOH(aq) CH,OH, H+ Br2, CH2Cl2 Br2, H20 MCPBA 1) 03, -78°C...
Multiple Choice (5 points each, 30 points total). Circle the one BEST answer for each problem....
Multiple Choice (5 points each, 30 points total). Circle the one BEST answer for each problem. 1. Which of the following tertiary alcohols cannot be prepared using the reaction of an ester with excess (2 equivalents) Grignard reagent? . Which of the following esters undergoes hydrolysis in basic conditions (saponification) most readily? . Which compound will be essentially unreactive with excess 1-butanol in acid-catalyzed conditions (upon moderate heating if required)? . Which of the following is the best method for...
please explain the work
ch of the following pairs of organic molecules or lons, circle the one that is the better nucleophile, and briefly explain your choice. for each of the Holon von Hello "es-CN vs. oo-on H₂C NH₂ vs. Ha Ha H₃CNH2 4. For each of the following pairs of organic molecules, circle the one that would react with a given nucleophile at a faster rate in the Su2 reaction, and briefly explain your choice. amor
Chem 2010 Substitution Problem Set Name 1. Choose the appropriate answer for each of the following (circle your answer): the strongest base: i c F the strongest acid: CHOH H20 NH3 the worst nucleophile in protic, polar solvents: 1 F the slowest in an SN2 reaction: (CH3)2CHCH2Br CHI CH3CH2CH2Br the best solvent for an Snl reaction: acetone water pentane the worst nucleophile: OH "Сн, NH the strongest base NH H20 F the best nucleophile: OH CH3 NH the best solvent...
21) Consider the following structures I-IV. Circle the two species that represent resor sonance structures H. O: :0: H .H N. N: 22) Circle the base and the conjugate base in the following reaction но CH,COO CH COOH HO IV ш II Chapter 3 particular molecule? 23) Why do z bonds confer reactivity on a A) Because n bonds are diffficult to break in chemical reactions. B) Because z bonds make a molecule an acid. C) Because z bonds are...
Select the best reagents for each of the following transformations. You should only use each set of reagents once. You can record your answers on this worksheet, or type/write on another sheet of paper. You only need to submit the question number and the letter corresponding to the set of reagents from the table below. H2(g), Pd/C HBr 1) Hg(OAc), H,0 2) NaBH 1) BH THE 2) H2O, NaOH(aq) CH,OH, H Bry, CH CI Br,H,O МСРВА 1) 03, -78°C 2)...
Select the best reagents for each of the following transformations. You should only use each set of reagents once. You can record your answers on this worksheet, or type/write on another sheet of paper. You only need to submit the question number and the letter corresponding to the set of reagents from the table below. A H2(g), Pd/C 1 eq. HBr 2 eq. HBr H2SO4, HgSO4, H, 1) 9-BBN 2) H202, NaOH(aq) H Naº, NH3(1), -78 °C 1 eq. Br,...
For each of the following pairs of organic molecules, circle the one that would react with a given nucleophile at a faster rate in the Sw1 reaction, and briefly explain your choice. нссн, vs. H₂C CH₂ CH Hoc tots vs. Ho C^ots 6. Each of the following carbocations can undergo a rearrangement to give a more stable carbocation. In each case, draw the structure of the rearranged carbocation, and show the mechanism of the 1,2 hydride shift or 1,2-alkyl shift...
Select the best reagents for each of the following transformations. You should only use each set of reagents once. You can record your answers on this worksheet, or type/write on another sheet of paper. You only need to submit the question number and the letter corresponding to the set of reagents from the table below. A E 1) 9-BBN H2(g), Pd/C 1 eq. HBr 2 eq. HBr H2SO4, HgSO4, H, 2) H2O, NaOH(aq) H H2(g), Lindlar's catalyst Naº, NH3(1), -78...
CHEM332 Problem Set #5 Spring 2020 1. Circle which of the carboxylic acid derivatives in each of the following pairs would undergo hydrolysis the fastest. In the box provided, briefly explain why. You don't need full sentences. CH3 oba oba . 10 HC OCH HEC нейс, сен 0 0 HyC сн, н, сосн, нс сн,
Select the best reagents for each of the following transformations. You should only use each set of reagents once. You can record your answers on this worksheet, or type/write on another sheet of paper. You only need to submit the question number and the letter corresponding to the set of reagents from the table below. H2(g), Pd/C HBr HO" 1) Hg(OAc)2, H2O 1) BH; THF 2) NaBH4 2) H202, NaOH(aq) CH,OH, H+ Br2, CH2Cl2 Br2, H20 MCPBA 1) 03, -78°C...
Multiple Choice (5 points each, 30 points total). Circle the one BEST answer for each problem. 1. Which of the following tertiary alcohols cannot be prepared using the reaction of an ester with excess (2 equivalents) Grignard reagent? . Which of the following esters undergoes hydrolysis in basic conditions (saponification) most readily? . Which compound will be essentially unreactive with excess 1-butanol in acid-catalyzed conditions (upon moderate heating if required)? . Which of the following is the best method for...
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