4) enantiomers have same boiling point and melting point.
5) enantiomers have different optical rotation with same magnitude.
-Bromo-2-hydroxypentanoic acid D 3-bromo-2-hydroxypentanoic acicd Identify the following pairs as enantiomers, diastercomers, or meso compounds. A&B...
(R)-2-chloro-(S)-3-bromobutane and (S)-2-chloro-(S)-3-bromobutane are: A. enantiomers. B. diastereomers. C. meso compounds. D. the same molecule.
The following pair of compounds may be described as: a) Enantiomers b) Diastereomers c) Constitutional isomers d) Meso compounds e) Two drawings of the same compound ОMe 'Оме
5. Match the stereoisomers that are mirror images and identify any meso compounds. CH H OH CH H OH CH H сH OH HO но- -H H OH H- OH -H но H OH CH, но H H OH H- OH CH meso CH CH (a) (b) (c) (d) meso miYOY tnageS 6. For each case, decide whether the following pairs are enantiomers, diastereomers, or identical molecules: coot COOH H Cl нс CH. H7 Cl COOH and a. CH DH...
39. The following compounds have 2 stereogenic carbons, therefore 4 stereoisomeric structures (3 if there is a meso-form) These are not cyclic compounds. a) Draw the structure. b) Identify the stereogenic carbons. c) Assign the Cahn-Ingold-Prelog order of priority for the elements attached to each chiral center? d) Draw the all the stereosiomers for your compound. Assign the R and S configuration of each chiral carbon, label the enantiomeric pairs and indicate the diastereomeric relationships, and if any are meso...
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(A) Enantiomers (B) Diastereomers (C Same Compound (D)Constitutional Isomers (E) meso-compound 5. Which Newman projection represents the most stable conformation of (CH)CHCHCH,)? HyC (A) 6 Which of the following energy diagrams shows a concerted endothermic reaction? 7. Identify the IV (E) V (A) (B) II (C III (D)IV 8. Which compound below has a meso form? A. 1,22 -dichlorobutane butane B. 1,3- dichloro C. 2,3 -dichlo D. 1,4- dichlorobutane 9. Which of the following is the strongest...
2, 3, 4-Trichloropentane is a molecule that has two meso stereoisomers. Using this information, answer... a. Draw the two structures for the two meso stereoisomers. b. Redraw and indicate the location of the mirror plane in each meso c. What is the stereochemical relationship between the two meso compounds d. Is carbon-3 a stereocenter in these meso compounds? How do you know? If carbon-3 is a stereocenter, what addition to the R/S system would you need to assign a configuation...
11. Identify the product(s) of the following reaction. A. I B. II C. III D. IV E. V Gom Do is a From co be on) porno porno olyan 12. What is the final product obtained when toluene is subjected to the following reaction sequence? i) Clz (large excess), heat, hv; ii) OH-/H20, heat; iii) H30+ A. I OH B. II OH COH C. III U OH D. IV E. V I II Hol YCC, III HOCCI3 C/ стон с...
39. The following compounds have 2 stereogenic carbons, therefore 4 stereoisomeric structures (3 if there is a meso-form) These are not cyclic compounds. a) Draw the structure. b) Identify the stereogenic carbons. c) Assign the Cahn- Ingold-Prelog order of priority for the elements attached to each chiral center? d) Draw the all the stereosiomers for your compound. Assign the R and S configuration of each chiral carbon, label the enantiomeric pairs and indicate the diastereomeric relationships, and if any are...
39. The following compounds have 2 stereogenic carbons, therefore 4 stereoisomeric structures (3 if there is a meso-form) These are not cyclic compounds. a) Draw the structure. b) Identify the stereogenic carbons. c) Assign the Cahn-Ingold-Prelog order of priority for the elements attached to each chiral center? d) Draw the all the stereosiomers for your compound. Assign the R and S configuration of each chiral carbon, label the enantiomeric pairs and indicate the diastereomeric relationships, and if any are meso...
39. The following compounds have 2 stereogenic carbons, therefore 4 stereoisomeric structures (3 if there is a meso-form) These are not cyclic compounds. a) Draw the structure. b) Identify the stereogenic carbons. c) Assign the Cahn-Ingold-Prelog order of priority for the elements attached to each chiral center? d) Draw the all the stereosiomers for your compound. Assign the R and S configuration of each chiral carbon, label the enantiomeric pairs and indicate the diastereomeric relationships, and if any are meso...