Homework Answers
Anti substituents are opposite to each other,
OCH3 and Br are anti
HS and CH2CH3 are anti
Cl and H are anti
Answer: d
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13. Which substituents are anti to each other? OCH3 HSH " Y CH2CH3 choco Br a....
1. Which of the following types of isomer differs only by the rotation about single bonds? a. d diastereomers const...
1. Which of the following types of isomer differs only by the rotation about single bonds? a. d diastereomers constitutional b. configurational e enantiomers c conformational 2. The Newman projection looking down the indicated bond in the following species is best represented by which of the following (, I, I, IV, or V)? Br HC H. н. CI сн, Br нс HC Br IV I1 а. I b II e.v c. III 3. Which substituents are anti to each other?...
Which of the following substituents is a strong deactivator? A) -COOH B) -Cl C) -OCH3 D)...
Which of the following substituents is a strong deactivator? A) -COOH B) -Cl C) -OCH3 D) -NO2 E) none of the above
Which member in each of the following sets ranks higher? (a) H or Br (c) CH3...
Which member in each of the following sets ranks higher? (a) H or Br (c) CH3 or CH2CH3 (e) CH2OH or CH3 Problem 5-8 (b) Cl or Br (d) NH2 or OH (f) CH2OH or CH5O
8. Label each as enantiomers, diasteriomers or as the same compound. For a.), also label each...
8. Label each as enantiomers, diasteriomers or as the same compound. For a.), also label each compound as erythro or threo. (14 Points - 2 Points Each Answer) CH CH HO H HO -H ci H H -CI a. Same CH3 Erythro or Threo Сн, Enantiomer Diasteriomer Erythro or Threo сна CH3 Br -Н H -Br + Br -H H -Br b. CHE CH3 Enantiomer Diasteriomer Same CH3 CHE Br -H H -Br H CI CI -Н CH2CH3 CH2CH3 Enantiomer...
437 Predict whether the following substituents on the benzene ring are likely to be ha para...
437 Predict whether the following substituents on the benzene ring are likely to be ha para directing or meta directing and whether they are like to be ring activating or ring deactivating deact vabang a) - NH(CH 4.38 For each of the monosabstituted benenes shown below, (1) Indicate whether the substituent is ortho, para directing or meta directing (2) Draw the structure of the main monosubstitution product for each of the reactions indicated orth. OCH3 + HCl -OCHE (fecutulys ortho...
4. Which pall or suructures are enantiomers? COOH OH CH3 Ноосон нон CH2CH3 Br CH CI...
4. Which pall or suructures are enantiomers? COOH OH CH3 Ноосон нон CH2CH3 Br CH CI WYCH CH3 ÇH2CH3 CH3 HO CH3 HOCH CHz a) I, II b) II, III c) I, III d) I, II, III 5. Which are meso compounds? OH H ANH OH - H TOH a) I and II b) II and III c) I and III d) III and IV
can you show me the IUPAC NAMES - Lower Z configuration Higher ranked substituents (Cl and...
can
you show me the IUPAC NAMES
- Lower Z configuration Higher ranked substituents (Cl and Br) are on same side of double bond Lower - H B r Higher E configuration Higher ranked substituents (Cl and Br) are on opposite sides of double bond Problem 7.7 Determine the configuration of each of the following as Zor E as appropriate: Y OH Sample Solution (a) One of the doubly bonded carbons bears a methyl group and a Page 251 hydrogen....
Classify each asymmetrie carbon below as (R) or (S): 13. 14. CH2OH 15. NH2 CH3 Ico2H...
Classify each asymmetrie carbon below as (R) or (S): 13. 14. CH2OH 15. NH2 CH3 Ico2H H3C H CH3 CI CO2H 18. 19. 20. IIC H3C Complete each structure below to match the given name by assigning the appropriate substituent from the box to each numbered position. Substituents: 25 22 23 26 24 (S)-but-3-en-2-ol (E)-2,3-dimethoxypent-2-ene 26. O 30 31 32 methyl (S)-2-methoxy-2-methylbutanoate BONUS Challenge (Optional): Classify each asymmetric carbon below as (R) or (S): ?? 33. CH2CH3 34. OCH3 36....
Which of the following chiral compounds is(are) R enantiomer(s)? 1) I. II III но, CI. Н,с...
Which of the following chiral compounds is(are) R enantiomer(s)? 1) I. II III но, CI. Н,с CH CI OH н,с 2) You found an organic compound containing chiral carbon atom with the following four substituents: HC C-, CI-, O C- and H2C-CH-, What would be the correct order of their priorities? A) HC C-> O-C->CI-> H2C-CH B) Cl->HCC-> 0-C-> H2C-CH C) Cl-> O C-> HC C-> H2C-CH D) Cl-> O-C-> H2C-CH-> HC C E) O-C-> Cl-> HC C-> H2C-CH 3)...
Determine the product of the following reaction. 1 L CHOCH "CH Br no reaction H DH...
Determine the product of the following reaction. 1 L CHOCH "CH Br no reaction H DH (D) 8. Which reagent(s) is needed to facilitate the following reaction: (A) H20, (B) 1. Hg(OAc)2 in H2O 2. NaBH4 (C) 1. Hg(OAc), in CH,OH (D) 1.BH; THE 2. NaBH4 2. H2O2, NaOH (E) all of the above would work 9. Which of the following compounds is the final product of the reaction below: CI (A) (B) CHA + 2 mol Cl, in cct...
1. Which of the following types of isomer differs only by the rotation about single bonds? a. d diastereomers constitutional b. configurational e enantiomers c conformational 2. The Newman projection looking down the indicated bond in the following species is best represented by which of the following (, I, I, IV, or V)? Br HC H. н. CI сн, Br нс HC Br IV I1 а. I b II e.v c. III 3. Which substituents are anti to each other?...
8. Label each as enantiomers, diasteriomers or as the same compound. For a.), also label each compound as erythro or threo. (14 Points - 2 Points Each Answer) CH CH HO H HO -H ci H H -CI a. Same CH3 Erythro or Threo Сн, Enantiomer Diasteriomer Erythro or Threo сна CH3 Br -Н H -Br + Br -H H -Br b. CHE CH3 Enantiomer Diasteriomer Same CH3 CHE Br -H H -Br H CI CI -Н CH2CH3 CH2CH3 Enantiomer...
437 Predict whether the following substituents on the benzene ring are likely to be ha para directing or meta directing and whether they are like to be ring activating or ring deactivating deact vabang a) - NH(CH 4.38 For each of the monosabstituted benenes shown below, (1) Indicate whether the substituent is ortho, para directing or meta directing (2) Draw the structure of the main monosubstitution product for each of the reactions indicated orth. OCH3 + HCl -OCHE (fecutulys ortho...
4. Which pall or suructures are enantiomers? COOH OH CH3 Ноосон нон CH2CH3 Br CH CI WYCH CH3 ÇH2CH3 CH3 HO CH3 HOCH CHz a) I, II b) II, III c) I, III d) I, II, III 5. Which are meso compounds? OH H ANH OH - H TOH a) I and II b) II and III c) I and III d) III and IV
can
you show me the IUPAC NAMES
- Lower Z configuration Higher ranked substituents (Cl and Br) are on same side of double bond Lower - H B r Higher E configuration Higher ranked substituents (Cl and Br) are on opposite sides of double bond Problem 7.7 Determine the configuration of each of the following as Zor E as appropriate: Y OH Sample Solution (a) One of the doubly bonded carbons bears a methyl group and a Page 251 hydrogen....
Classify each asymmetrie carbon below as (R) or (S): 13. 14. CH2OH 15. NH2 CH3 Ico2H H3C H CH3 CI CO2H 18. 19. 20. IIC H3C Complete each structure below to match the given name by assigning the appropriate substituent from the box to each numbered position. Substituents: 25 22 23 26 24 (S)-but-3-en-2-ol (E)-2,3-dimethoxypent-2-ene 26. O 30 31 32 methyl (S)-2-methoxy-2-methylbutanoate BONUS Challenge (Optional): Classify each asymmetric carbon below as (R) or (S): ?? 33. CH2CH3 34. OCH3 36....
Which of the following chiral compounds is(are) R enantiomer(s)? 1) I. II III но, CI. Н,с CH CI OH н,с 2) You found an organic compound containing chiral carbon atom with the following four substituents: HC C-, CI-, O C- and H2C-CH-, What would be the correct order of their priorities? A) HC C-> O-C->CI-> H2C-CH B) Cl->HCC-> 0-C-> H2C-CH C) Cl-> O C-> HC C-> H2C-CH D) Cl-> O-C-> H2C-CH-> HC C E) O-C-> Cl-> HC C-> H2C-CH 3)...
Determine the product of the following reaction. 1 L CHOCH "CH Br no reaction H DH (D) 8. Which reagent(s) is needed to facilitate the following reaction: (A) H20, (B) 1. Hg(OAc)2 in H2O 2. NaBH4 (C) 1. Hg(OAc), in CH,OH (D) 1.BH; THE 2. NaBH4 2. H2O2, NaOH (E) all of the above would work 9. Which of the following compounds is the final product of the reaction below: CI (A) (B) CHA + 2 mol Cl, in cct...
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