1. Draw a structure for: (Z)-3-Bromo-2-hexene (Z)-1-methylcyclononene (3Z,6E)-1,3,6-Octatriene (E)-2-methoxy-2-pentene (3S,4S)-4-methyl-3-hexanol (1R, 3S)-3-methylcyclohexanol
The major product of the acid-catalyzed hydration of (E)-3-methyl-3-hexene is a. (3R,4S)-4-methyl-3-hexanol exclusively b. (S)-3-methyl-3-hexanol exclusively c. 4-methyl-3-hexanol racemic mixture of two enantiomers d. (R)-3-methyl-3-hexanol exclusively e. (3S,4R)-4-methyl-3-hexanol exclusively f. 3-methyl-3-hexanol
Please provide a structure for each of the following names. 1-Bromo-3-methylcyclohexene 3-Ethyl-2-pentene cis-3-Octene (Z)-3-Methyl-2-hexene Vinylcycloheptane (Z)-1,3,5-Tribromo-2-pentene 1,2-Diethyl-cyclopentene Vinybromide 2,3-Dimethyl-2-butene 3,7,7-Trimethyl-4-octene 4-lsopropyl-1-nonene (E)-3-Methyl-2-heptene
Draw the structures for the following compounds. a) (3Z,5S)-4-bromo-5-chloro-2-methylhexa-1,3-diene b) (5S,7S)-5-(bromomethyl)-7-chloro-oct-2-yne c) (1S,5S,6S)-6-bromo-5-[(1R)-1-chloroethyl]cyclohex-3-enol d) 2-bromo-4-[(1R)-1-hydroxyethyl]benzoic acid e) (3S,4S,5S)-5-amino-3-hydroxy-4-methylhexanal f) (Z,2R,4R)-6-bromo-4-chloro-N-ethyl-N-methylhept-5-en-2-amine g) [(1S)-1-chloroethyl] (Z,3R)-5-chloro-3-methoxyhex-4-enoate h) (Z,3R)-3-bromo-4-chloro-7-methyloct-4-enoic acid i) (3S)-6-bromo-N-ethyl-N,3-dimethylhex-4-ynamide j) (Z,3R,4S)-6-bromo-3-[(1S)-1-chloroethyl]-4-hydroxyhept-5-en-2-one
Draw the (1R,2S,4S)-1-bromo-2-ethyl-4-methyl cyclopentane in the line angle representation
2. Starting with ethyne and any necessary reagents to synthesize enantiomers of (3S,4R)-4-bromo-3-hexanol and (3R,4S)-4-bromo-3-hexanol. H5C2 H5C2 H- OH HO -H Several steps HCECH H- -Br Br -H C2H5 C₂H5 3. Write mechanism for the following reaction and draw the possible structures for Cand D. NaBr/H,SO + + C + D Br Br
2. Starting with ethyne and any necessary reagents to synthesize enantiomers of (3S,4R)-4-bromo-3-hexanol and (3R,4S)-4-bromo-3-hexanol. H5C2 H5C2 H -ОН НО-Н Several steps HC-CH H -Br Br -H C2H5 C2H5
Draw a dash-wedge structure for the following? (a) (1R)-1-bromo-1,3,3trimethylcyclohexane (b) (2S, 4S)- 2-bromo-4-methylhexane provide r and s please
3. Write the structure of following organic compounds (15 points) 3-Chloro-5,7-dimethyl-4-cyclopropyl-2-octene 2-amino-3-methyl-2-nitro-butanal 2-Bromo-4-nitro-3-hexanol Aminomethanamide 2-Chloro-3-methyl-1-cyclopentanone 2-bromo-3-methyl-2-pentene 1-ethyl-3-methyl-2-propylcyclopentane 2-Keto-1,3-propandioic acid
Part 1What is the major product of the following reaction? a. 2-ethyl-1-pentene b.(E)-4-methyl-3-hexene c.(E)-3-methyl-2-hexene d. (Z)-3-methyl-2-hexene Part 2 What alkyl chloride gives the following as the only product upon treatment with a strong base? a. b. c. d. Part 3 Give the major product for the following E1 reaction. a. b. c. d. e. CH3 CH3CO Br CH3
11. Draw a dash-wedge structure for the following? (1 pt each) (a) (1R)-1-bromo-1,3,3trimethylcyclohexane (b) (2S, 4S)- 2-bromo-4-methylhexane 12. Draw fisher projection formula of (2S, 3R, 4S)- 2,4-dichloro-3-methylhexane? (1 pt)