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5. Which of the following is an allylic halide? a) 2-chloropropene b) 3-chloropropene c) 4-chlorobutene d) isobutyl...
D) CICHOCICH CH CH3 E) CICH2CH2CH(CH3)2 3) Which of the following is a vicinal dihalide? A)...
D) CICHOCICH CH CH3 E) CICH2CH2CH(CH3)2 3) Which of the following is a vicinal dihalide? A) isobutyl chloride (B) -1,2-dibromocyclopentane C) 1,3-dibromoheptane D) 3,3-dichloropentane E) trans-1,4-diiodocyclohexane BR 4) Provide the structure of the major organic product in the reaction below CH,CH,CH 5) Draw the structures of the two major products formed in the following reaction. TH CH, Br NBSD CCM Br Page 1 of 6
eneral classification is given to the molecule below? A) primary chloride B) secondary chloride C) tertiary...
eneral classification is given to the molecule below? A) primary chloride B) secondary chloride C) tertiary chloride D) vinyl chloride E) benzyl chloride 12. 13) Which of the following is a geminal dihalide? A) cis-1,2-dibromocyclopentane B) 3,3-dichloropentane C) trans-1,4-diiodocyclohexane D) isobutyl chloride E) 1,3-dibromoheptane 13. 15) Which of the following is a secondary alkyl halide? A) methyl bromide B) isopropyl chloride C)-butyl iodide D) propyl bromide E) isobutyl chloride 14. 17) What is the IUPAC name of the compound shown...
17) Which of the following is a secondary halide? A) CICH2CH2C(CH3)3 B) CICH2CH2CH(CH3)2 C) (CH3)2CCICH2CH3 D)...
17) Which of the following is a secondary halide? A) CICH2CH2C(CH3)3 B) CICH2CH2CH(CH3)2 C) (CH3)2CCICH2CH3 D) (CH3)3CCHCICH3 E) CICH2C(CH3)CH2CH3 17) What is the IUPAC name of the compound shown below? нс, CH2CH3 С" A) (15,3S)-1,3-dichloro-l-ethyl-3-methylcyclopentane B) (IR,3S)-1,3-dichloro-1-methyl-3-ethylcyclopentane C) (IR.45)-1,4-dichloro-1-ethyl-4-methylcyclopentane D) (IR,3S)-1,3-dichloro-l-ethyl-3-methylcyclopentane E) (IS3R)-1,3-dichloro-3-ethyl-1-methylcyclopentane 18) What type of intermediate is present in the SN2 reaction of cyanide with bromoethane? A) carbocation B) free radical C) carbene D) carbanion E) This reaction has no intermediate 19) Which of the following alkyl chlorides...
18. Which of the following structures represents 2-bromo- 6-isobutyl-4-methyldec-3-en-1-ol? a. b. II C. III d. IV
18. Which of the following structures represents 2-bromo- 6-isobutyl-4-methyldec-3-en-1-ol? a. b. II C. III d. IV
Show how the reaction of an allylic halide with a Grignard reagent might be used to...
Show how the reaction of an allylic halide with a Grignard reagent might be used to synthesize the following hydrocarbons (draw two starting compounds; one allylic bromide and one Grignard reagent.) Make sure your Grignard is a bromide in problem. 1. 5-methylhex-1-ene 2. 2,5,5-trimethylhept-2-ene 3. 1-cyclopentylpent-2-ene
What is the cocrect IUPAC name for the following compound? A. 2-Methyl-Sheptmone 0 D. Isobutyl propyl...
What is the cocrect IUPAC name for the following compound? A. 2-Methyl-Sheptmone 0 D. Isobutyl propyl ketone E 1,1-Dimethyl-4-heptnone Which is the proper name for the structure shown? 3,5-Dimethyl-5-(4-chlorobenzyl)-1-pentanal B. 3-Methyl-5-(4-chlorophenyl)hexanol C. 35-Dimethyl-5-4 chlorophenyl)-1-pentanaldelayde D. 3-Methyi-5-(4-chlorophenyl)-hex.analdehyde E. 3-Methyl-5-(4-chlorophenyl)hexanal CI Which of the following compounds is an acetal?
Which of the following correctly reflects relative stabilities of carbocations? 3 degree allylic > 2 degree...
Which of the following correctly reflects relative stabilities of carbocations? 3 degree allylic > 2 degree > 1 degree benzylic methyl > 2 degree benzylic > 3 degree 3 degree benzylic > vinyl >1 degree 2 degree allylic > 2 degree > vinyl 1 degree benzylic > 3 degree > 3 degree allylic Dehydrohalogenation of 2-bromobutane in the presence of a strong base proceeds via which of the following mechanistic pathways? S_N1 S_N2 E1 E2 none of the above Which...
Which of the following series diverges? n +2 2n -1 n1 n+3 O A. 2 B. O C. 1,3 O D. 1, 2 OE. 2, 3 F. None O G. O H. 1,2,3 Find the sum of the series A. B. OC. 1/10 D. 1/2 3/2 3/4 OE. 1 F. 5/12...
Which of the following series diverges? n +2 2n -1 n1 n+3 O A. 2 B. O C. 1,3 O D. 1, 2 OE. 2, 3 F. None O G. O H. 1,2,3 Find the sum of the series A. B. OC. 1/10 D. 1/2 3/2 3/4 OE. 1 F. 5/12 OG. 1/4 H. Divergent Which of the following series converges? oo 2n 1.Σ n 1 23n nE1 (n+ 1)3 n+ 1 3. O A. None O B. 2 O...
OH 8. What is the correct IUPAC name of the following compound? A) (4R)-4-hydroxymethyl)-4-isobutyl-2-vinylheptane B) (2R)-2-isobutyl-4-methyl-2-propyl-4-penten-1-ol...
OH 8. What is the correct IUPAC name of the following compound? A) (4R)-4-hydroxymethyl)-4-isobutyl-2-vinylheptane B) (2R)-2-isobutyl-4-methyl-2-propyl-4-penten-1-ol (48)-4-hydroxymethyl)-6-methyl-4-propyl-2-vinylheptane D) (28)-2-isobutyl-4-methyl-2-propyl-4-penten-1-ol E) (4R) 4(hydroxymethyl)-6-methyl-4-propyl-2-vinylheptane F) (48)-4-(hydroxymethyl)-4-isobutyl-2-vinylheptane
Which of the following is the best method for the synthesis of isobutyl bromide from t-butyl...
Which of the following is the best method for the synthesis of isobutyl bromide from t-butyl chloride?:* A) 1. NaOH 2. HBr B) 1. NaOCH_3 HBr C) 1. H_2SO_4 and heat 2.NBS and hv D) 1. NaOCH_3 2. HBr and ROOR E) 1. NaoH 2. NBS and hv
D) CICHOCICH CH CH3 E) CICH2CH2CH(CH3)2 3) Which of the following is a vicinal dihalide? A) isobutyl chloride (B) -1,2-dibromocyclopentane C) 1,3-dibromoheptane D) 3,3-dichloropentane E) trans-1,4-diiodocyclohexane BR 4) Provide the structure of the major organic product in the reaction below CH,CH,CH 5) Draw the structures of the two major products formed in the following reaction. TH CH, Br NBSD CCM Br Page 1 of 6
eneral classification is given to the molecule below? A) primary chloride B) secondary chloride C) tertiary chloride D) vinyl chloride E) benzyl chloride 12. 13) Which of the following is a geminal dihalide? A) cis-1,2-dibromocyclopentane B) 3,3-dichloropentane C) trans-1,4-diiodocyclohexane D) isobutyl chloride E) 1,3-dibromoheptane 13. 15) Which of the following is a secondary alkyl halide? A) methyl bromide B) isopropyl chloride C)-butyl iodide D) propyl bromide E) isobutyl chloride 14. 17) What is the IUPAC name of the compound shown...
17) Which of the following is a secondary halide? A) CICH2CH2C(CH3)3 B) CICH2CH2CH(CH3)2 C) (CH3)2CCICH2CH3 D) (CH3)3CCHCICH3 E) CICH2C(CH3)CH2CH3 17) What is the IUPAC name of the compound shown below? нс, CH2CH3 С" A) (15,3S)-1,3-dichloro-l-ethyl-3-methylcyclopentane B) (IR,3S)-1,3-dichloro-1-methyl-3-ethylcyclopentane C) (IR.45)-1,4-dichloro-1-ethyl-4-methylcyclopentane D) (IR,3S)-1,3-dichloro-l-ethyl-3-methylcyclopentane E) (IS3R)-1,3-dichloro-3-ethyl-1-methylcyclopentane 18) What type of intermediate is present in the SN2 reaction of cyanide with bromoethane? A) carbocation B) free radical C) carbene D) carbanion E) This reaction has no intermediate 19) Which of the following alkyl chlorides...
18. Which of the following structures represents 2-bromo- 6-isobutyl-4-methyldec-3-en-1-ol? a. b. II C. III d. IV
What is the cocrect IUPAC name for the following compound? A. 2-Methyl-Sheptmone 0 D. Isobutyl propyl ketone E 1,1-Dimethyl-4-heptnone Which is the proper name for the structure shown? 3,5-Dimethyl-5-(4-chlorobenzyl)-1-pentanal B. 3-Methyl-5-(4-chlorophenyl)hexanol C. 35-Dimethyl-5-4 chlorophenyl)-1-pentanaldelayde D. 3-Methyi-5-(4-chlorophenyl)-hex.analdehyde E. 3-Methyl-5-(4-chlorophenyl)hexanal CI Which of the following compounds is an acetal?
Which of the following correctly reflects relative stabilities of carbocations? 3 degree allylic > 2 degree > 1 degree benzylic methyl > 2 degree benzylic > 3 degree 3 degree benzylic > vinyl >1 degree 2 degree allylic > 2 degree > vinyl 1 degree benzylic > 3 degree > 3 degree allylic Dehydrohalogenation of 2-bromobutane in the presence of a strong base proceeds via which of the following mechanistic pathways? S_N1 S_N2 E1 E2 none of the above Which...
Which of the following series diverges? n +2 2n -1 n1 n+3 O A. 2 B. O C. 1,3 O D. 1, 2 OE. 2, 3 F. None O G. O H. 1,2,3 Find the sum of the series A. B. OC. 1/10 D. 1/2 3/2 3/4 OE. 1 F. 5/12 OG. 1/4 H. Divergent Which of the following series converges? oo 2n 1.Σ n 1 23n nE1 (n+ 1)3 n+ 1 3. O A. None O B. 2 O...
OH 8. What is the correct IUPAC name of the following compound? A) (4R)-4-hydroxymethyl)-4-isobutyl-2-vinylheptane B) (2R)-2-isobutyl-4-methyl-2-propyl-4-penten-1-ol (48)-4-hydroxymethyl)-6-methyl-4-propyl-2-vinylheptane D) (28)-2-isobutyl-4-methyl-2-propyl-4-penten-1-ol E) (4R) 4(hydroxymethyl)-6-methyl-4-propyl-2-vinylheptane F) (48)-4-(hydroxymethyl)-4-isobutyl-2-vinylheptane
Which of the following is the best method for the synthesis of isobutyl bromide from t-butyl chloride?:* A) 1. NaOH 2. HBr B) 1. NaOCH_3 HBr C) 1. H_2SO_4 and heat 2.NBS and hv D) 1. NaOCH_3 2. HBr and ROOR E) 1. NaoH 2. NBS and hv
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