(d) Do the following compounds have any chirality centers? Which one is chiral? If has chirality,...
5. Do the following compounds have any chirality centers? Which one is chiral? If has chirality, how m stereoisomer does it have? (a) Cis- 1,2-dimethylcyclobutane (b) Penicilin G CH3 OH 2
Which of the compounds contain chiral centers? 1-bromobutane 2-bromobutane 1,2-dibromobutane 1,3-dibromobutane 1,4-dibromobutane 2,3-dibromobutane Chirality and Enantiomers
How many enantiomers can a choral stereoisomer have
How many enantiomers can a chiral stereoisomer have? Select one: a. 0 b. 1 c. 2 d. The number of enantiomers depends on the number of chirality centers.
3.14 Which compounds contain chiral centers? (a) 2-Chloropentane (b) 3-Chloropentane (c) 3-Chloro-1-pentene (d) 1,2-Dichloropropane 3.18 Mark each chiral center in the following molecules with an asterisk. How many stereo isomers are possible for each molecule? CH COOH CH 0 (a) CH CCH=CH, (b) HCOH (c) CH,CHCHCOOH (d) CH,CCH.CH OH CH NH CH,OH OH CH,COOH (e) HCOH () CHCH.CHCHECH, (g) HOCCOOH CH,OH CH,COOH
12. Erythronolide B is the biological precursor of erythromycin, a broad-spel antibiotic. How many chirality centers does erythronolide B have? H-C A CH, нсон CH / O HC H30H ***OH CHE Erythronolide B a. 8 b.9 c. 10 d. 11 13. Consider the two methyl groups indicated with letters in the following molecular model. These two groups are: a. A: axial B: axial b. A: axial B: equatorial c. A: equatorial B: axiald. A: equatorial B: equatorial 14. Which of...
Question 6 0/1 pts How many chiral centers does molecule D has?
can some one please explain the solution: indicate the chiral
centers, show wher and what functional groups are, show the H, And
why the Carbon indicated is secondary
thank you
20) (18 pts total 3 pts each) Answer the following regarding the molecule below. он Он A) How many chiral centers does it have? 2 B) How many different types of functional groups? (Do not count the groups, C-H, C-C, and the ring as functional groups.) 3 C) How many...
Consider the molecule shown below. ch_2ohchohchohch_3, Indicate chiral centers and predict the total number of stereoisomers. Draw them out in the Fischer projection. Build a model of one of them (orient it in the Fischer projection) so you can visualize the shape and how the chain curves. Sketch it to the best of your ability. Which of the molecules are enantiomers of each other? Are there any meso compounds? Justify your answers and draw them out. Take a pair of...
Name Stereoisomers and Chirality Worksheet 1) Consider the molecules drawn below a) Idently all he chiral carbons in the following molecules and put an () next to them он NH2 NH2 NH2 Glycine Isoleucine Leucine HO lbuprofern Morphine Ho Cocaine ethambutol b) How many total stereoisomers are possible for each of the compounds above (put the number next to the structure somewhere)? 2) Draw all possible stereoisomers of 1.2-dimethy)cyclopentane in the space below. Be sure to include 3-D information using...
b. Which of the following alkanes has the highest bolling point? 2,3-dimethylbutane: 2-methylpentane; 3-methylpentane; hexane c. Which of the following compounds can adopt a chair conformation in which there are no axial methyl groups? 1,1-dimethylcyclohexane; cis-1,2-dimethylcyclohexane; trans-1,2-dimethylcyclohexane; trans-1,3-di methylcyclohexane d. Which of the following compounds can adopt a chair conformation which there are no axial methyl groups? cis-1,2-dimethylcyclohexane; cis-1,3-dimethylcyclohexane; trans-1,3-dimethylcyclohexane; cis-1.4-dimethylcyclohexane cis-1,2-dimethvcyclohexane (Enter the numerical value only, without any units)? e. What is the approximate di hedral angle between the...