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13. Of the following structures, how many are classified "Z"? CH3 H3C CH2CH3 H3C H2CH3 CH3...
3. Of the following structures, how many are classified "? H2C H3C CH2CH3 H3C CH=CH2 H...
3. Of the following structures, how many are classified "? H2C H3C CH2CH3 H3C CH=CH2 H CH Cl Cl Cl CH=CH2 H3C H2CH3 A) 1 B) 2 C) 3 D) 4 E) 5 How many stereogenic centers are present in the following molecule? CHCHCH3 OH H3C A) 1 B) 2 C) 4 D) 6 E) 8
15) The most stable conformation of 3-bromo-2-methylpentane, viewed through the C-2-C-3 bond (i.e., C-2 in the front, C-3 in the back) Br CH3 CH 3 CH3 H2CH H3C CH(CH3)2 CH3 CH3 CH3 CH2CH3 H2CH3 IV a)...
15) The most stable conformation of 3-bromo-2-methylpentane, viewed through the C-2-C-3 bond (i.e., C-2 in the front, C-3 in the back) Br CH3 CH 3 CH3 H2CH H3C CH(CH3)2 CH3 CH3 CH3 CH2CH3 H2CH3 IV a) I b) II c) III d) IV e) V
15) The most stable conformation of 3-bromo-2-methylpentane, viewed through the C-2-C-3 bond (i.e., C-2 in the front, C-3 in the back) Br CH3 CH 3 CH3 H2CH H3C CH(CH3)2 CH3 CH3 CH3 CH2CH3 H2CH3 IV...
g) Which structure is Z-2-bromo-3-methyl-2-pentene? CH3 H3C CH2CH3 H C=C CH-CH,CH, CH3 CH3 Вісн. C=C CH3...
g) Which structure is Z-2-bromo-3-methyl-2-pentene? CH3 H3C CH2CH3 H C=C CH-CH,CH, CH3 CH3 Вісн. C=C CH3 Br н Br | BÁ CHẠCH, C=C CH, CHỊCH, 10) Which compounds contain stereocenters? D) 1-chloropentane II) 2-chloropentane III) 3-chloropentane IV) 1,2-dichloropentane 11) Aspartame is an artificial, non-saccharide sweetener. It is made from two amino acids phenylalanine (methyl ester) and aspartic acid. Both aminoacids have one stercocenter. Both stereocenters have S-stereoconfiguration. Which of the two structures is aspartame? H2N-C-C-N-C-0-0 CH2 CH2 c=0 HO HO...
CH3 но cCH2 CH2 H3C H3C-HC CH 2 CH3 CH-C он 14. Draw the following esters a) ethyl butanoate b) pentyl propanoate e) 2,3-dimethylpentyl ethanoate c) propyl 3-ethylhexanoate d) methyl 4-phenylpent...
CH3 но cCH2 CH2 H3C H3C-HC CH 2 CH3 CH-C он 14. Draw the following esters a) ethyl butanoate b) pentyl propanoate e) 2,3-dimethylpentyl ethanoate c) propyl 3-ethylhexanoate d) methyl 4-phenylpentanoatef) butyl 3-hydroxyheptanoate 15. Name the following esters CH CH3 H3 C) CH3 b) CH2 CH O-C--CH3 CH3 f CH2 d)
CH3 но cCH2 CH2 H3C H3C-HC CH 2 CH3 CH-C он 14. Draw the following esters a) ethyl butanoate b) pentyl propanoate e) 2,3-dimethylpentyl ethanoate c) propyl 3-ethylhexanoate d)...
1. MCPBA 2. H, H20 CH(CH3)2 H3CH2C- OH H- OH CH2CH3 CH(CH3)2 CH(CH3)2 CH(CH3)2 HECH,C- OH...
1. MCPBA 2. H, H20 CH(CH3)2 H3CH2C- OH H- OH CH2CH3 CH(CH3)2 CH(CH3)2 CH(CH3)2 HECH,C- OH HOCH,CH, HOCHCH, HOH HOH H- OH CH2CH2 C H2CH3 CH2CH3 A. I and II B. III and IV c. I and IV D. II and III E. I and 111
Give the IUPAC stereochemical designation (E or Z) for each of the following. Give the IUPAC...
Give the IUPAC stereochemical designation (E or Z) for each of
the following.
Give the IUPAC stereochemical designation (E or Z) for each of the following. CH3 CH2-CH-CH2-CH3 D CH2-OH H CH2 H3C - H3Ca 12)-3-chloro-5-methylhept-2-e (Z)-2-dueteromethylenebut-3- H3 C CH3 сHз C. H3C-CH2 D. H₃C H₃C CH₂ Home ECHO RE)-4-secbutyl-3-isopropyl-2,2 CH3 (E)-3-methylpent-2-ene
Problem 4: Name the following compounds (12 points) CH3 C H2CH3 CH3 CH--C-CH2 - CH, CH,...
Problem 4: Name the following compounds (12 points) CH3 C H2CH3 CH3 CH--C-CH2 - CH, CH, CH3 CH.CH ON CH₂ CH₂ - сн—сн—снусны NH₂ H₂ CH₂
H3C CH2CH3 13 H2C=C CH2CH(CH3)2 H2C=C н H2CH CH2CH2CH3 Which of the alkenes above is the...
H3C CH2CH3 13 H2C=C CH2CH(CH3)2 H2C=C н H2CH CH2CH2CH3 Which of the alkenes above is the least stable (highest in energy)? Which is the most stable (lowest in energy)? ' Submit Answer Retry Entire Group 2 more group attempts remaining [Review Topics) . . References ECHCH3 CH=CH2 CH3 Which of the alkenes above is the least stable (highest in energy)?_ Which is the most stable (lowest in energy)? Submit Answer Retry Entire Group 2 more group attempts remaining
PROBLEM 7 13 Assign E or Z configuration to the following alkenes: (a) H3C CH2OH (b)...
PROBLEM 7 13 Assign E or Z configuration to the following alkenes: (a) H3C CH2OH (b) C CH2CH3 CH3CH2 C снзо сњењенз (c) CH3 (d) H CN CO2H с с H3C CH2NH2 CH2OH PROBLEM 7-14 Assign stereochemistry (E or Z) to the double bond in the following com pound, and convert the drawing into a skeletal structure (red O);
5. Give IUPAC names: a. b. Cl Cl 0 CH3 CH--CH3 снз-CH2-CH-CH-C-OH Cl OH CH2CH3
5. Give IUPAC names: a. b. Cl Cl 0 CH3 CH--CH3 снз-CH2-CH-CH-C-OH Cl OH CH2CH3
3. Of the following structures, how many are classified "? H2C H3C CH2CH3 H3C CH=CH2 H CH Cl Cl Cl CH=CH2 H3C H2CH3 A) 1 B) 2 C) 3 D) 4 E) 5 How many stereogenic centers are present in the following molecule? CHCHCH3 OH H3C A) 1 B) 2 C) 4 D) 6 E) 8
15) The most stable conformation of 3-bromo-2-methylpentane, viewed through the C-2-C-3 bond (i.e., C-2 in the front, C-3 in the back) Br CH3 CH 3 CH3 H2CH H3C CH(CH3)2 CH3 CH3 CH3 CH2CH3 H2CH3 IV a) I b) II c) III d) IV e) V
15) The most stable conformation of 3-bromo-2-methylpentane, viewed through the C-2-C-3 bond (i.e., C-2 in the front, C-3 in the back) Br CH3 CH 3 CH3 H2CH H3C CH(CH3)2 CH3 CH3 CH3 CH2CH3 H2CH3 IV...
g) Which structure is Z-2-bromo-3-methyl-2-pentene? CH3 H3C CH2CH3 H C=C CH-CH,CH, CH3 CH3 Вісн. C=C CH3 Br н Br | BÁ CHẠCH, C=C CH, CHỊCH, 10) Which compounds contain stereocenters? D) 1-chloropentane II) 2-chloropentane III) 3-chloropentane IV) 1,2-dichloropentane 11) Aspartame is an artificial, non-saccharide sweetener. It is made from two amino acids phenylalanine (methyl ester) and aspartic acid. Both aminoacids have one stercocenter. Both stereocenters have S-stereoconfiguration. Which of the two structures is aspartame? H2N-C-C-N-C-0-0 CH2 CH2 c=0 HO HO...
CH3 но cCH2 CH2 H3C H3C-HC CH 2 CH3 CH-C он 14. Draw the following esters a) ethyl butanoate b) pentyl propanoate e) 2,3-dimethylpentyl ethanoate c) propyl 3-ethylhexanoate d) methyl 4-phenylpentanoatef) butyl 3-hydroxyheptanoate 15. Name the following esters CH CH3 H3 C) CH3 b) CH2 CH O-C--CH3 CH3 f CH2 d)
CH3 но cCH2 CH2 H3C H3C-HC CH 2 CH3 CH-C он 14. Draw the following esters a) ethyl butanoate b) pentyl propanoate e) 2,3-dimethylpentyl ethanoate c) propyl 3-ethylhexanoate d)...
1. MCPBA 2. H, H20 CH(CH3)2 H3CH2C- OH H- OH CH2CH3 CH(CH3)2 CH(CH3)2 CH(CH3)2 HECH,C- OH HOCH,CH, HOCHCH, HOH HOH H- OH CH2CH2 C H2CH3 CH2CH3 A. I and II B. III and IV c. I and IV D. II and III E. I and 111
Give the IUPAC stereochemical designation (E or Z) for each of
the following.
Give the IUPAC stereochemical designation (E or Z) for each of the following. CH3 CH2-CH-CH2-CH3 D CH2-OH H CH2 H3C - H3Ca 12)-3-chloro-5-methylhept-2-e (Z)-2-dueteromethylenebut-3- H3 C CH3 сHз C. H3C-CH2 D. H₃C H₃C CH₂ Home ECHO RE)-4-secbutyl-3-isopropyl-2,2 CH3 (E)-3-methylpent-2-ene
Problem 4: Name the following compounds (12 points) CH3 C H2CH3 CH3 CH--C-CH2 - CH, CH, CH3 CH.CH ON CH₂ CH₂ - сн—сн—снусны NH₂ H₂ CH₂
H3C CH2CH3 13 H2C=C CH2CH(CH3)2 H2C=C н H2CH CH2CH2CH3 Which of the alkenes above is the least stable (highest in energy)? Which is the most stable (lowest in energy)? ' Submit Answer Retry Entire Group 2 more group attempts remaining [Review Topics) . . References ECHCH3 CH=CH2 CH3 Which of the alkenes above is the least stable (highest in energy)?_ Which is the most stable (lowest in energy)? Submit Answer Retry Entire Group 2 more group attempts remaining
PROBLEM 7 13 Assign E or Z configuration to the following alkenes: (a) H3C CH2OH (b) C CH2CH3 CH3CH2 C снзо сњењенз (c) CH3 (d) H CN CO2H с с H3C CH2NH2 CH2OH PROBLEM 7-14 Assign stereochemistry (E or Z) to the double bond in the following com pound, and convert the drawing into a skeletal structure (red O);
5. Give IUPAC names: a. b. Cl Cl 0 CH3 CH--CH3 снз-CH2-CH-CH-C-OH Cl OH CH2CH3
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