A OH OH HO OH OH oints) B C D a. Which alcohol is the most soluble in water? b. Which compounds contain a primary alcohol? C. Which is the most acidic alcohol? Which alcohols will have a doublet in their HNMR? d. Which alcohol(s) have a chiral center? e. f. Which alcohol will have the most signals in their CNMR? g. Which alcohol will have the highest boiling point?
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- Label the stereogenic center(s) in each drug as R or S. L-Dopa is used to treat Parkinson's disease (Chapter 1). Ketamine is an anesthetic. Enalapril belongs to a class of drugs called ACE inhibitors, which are used to lower blood pressure. CH3 NH CI COOH CH,CH,O,C a. Но H NH2 b. OH enalapril Trade name: Vasotec L-dopa ketamineLabel the stereogenic center(s) in each drug as R or S. L-Dopa is used to treat Parkinson's disease (Chapter 1). Ketamine is an anesthetic. Enalapril belongs to a class of drugs called ACE inhibitors, which are used to lower blood pressure. CH3 NHẠC CH,CH,Oz a. HO OH COOH HÌNH, L-dopa b. ketamine H enalapril Trade name: Vasotec CO₂HA newly discovered drug has two stereogenic centers having absolute configuration of "R, R." Which of the following molecules represents this drug? OH CI OH CI OH H OH H CI CI CI CI N. N. CI CI O2N HO O2N HO O2N HO O2N но C Select one: a. В b. A C. C O d. D A.
- Br 4. Label each molecule as optically active or not optically active and why. HN a CH3 H CH3 HO FCCH3 H CH₂CH3 CH3 CH2NH2 Br Br CH₂CH3 -CH3 -CH3 CH₂CH31. Draw all possible stereoisomers of the structures below. Indicate the isomeric relationships between all pairs of stereoisomers in each box. In each original structure, circle the stereocenters. A. NHME B. Ph Ph C.1. Label the following as a: diasteriomer, enantiomer or neither (different compound) CHO CHO a. H OH -HO- a. HO H and H OH HO- H OH CH,OH ČHHOH b. СНО СНО H OH HO H b. H OH HO H and H OH HO H H OH HO H ČH2OH 2. Indicate whether each of the following molecules are chiral or achiral. Circle the chiral carbon(s) if present in the structure. HOHO CH 3 H C=C%3DC%3DC BICH 2 C-CH 2CH 3 H3C CH3 H. b. а. C.
- 1. Draw all possible stereoisomers of the structures below. Indicate the isomeric relationships between all pairs of stereoisomers in each box. In each original structure, circle the stereocenters. D. E. NH2 OMe5. Identify the type of each compound based on the function group it contains. (EOCQ 60) Compound Type of compound CH3-CH2-CH-CH2-CH3 Amine e.g NH2 нонн a. н-с-с-с-С-н H. нн CH3-CH2-CH2-NH2 CH3-0-CH3 С. HHHH O IIIII Н-С-С-С-С-С-ОН d. H HHH е. CH,-C-O-CH, f. CH3-CH2-CH2-NH2 g. H-C-C CH,CH, h. HICIH b.Locate the stereogenic centers in each molecule. Compounds may have zero, one, or more stereogenic centers. a. CH;CH,CH(C)CH,CH3 b. CH,CH(OH)CH=CH2 c. CH,CH,CH,OH d. (CHaCHCH;CH,CH(CH,)CH,CHa e. (CHa)2CHCH,CH(NH2)COOH f.
- 3. Identify the LG and then determine if it is a good or bad LG. rоснз FỌCH3 -ОН2 ОН2 good or bad LG? LG?2. Below is the structure of a newly approved anticancer drug Nubequa. N. NH a. How many stereogenic carbons does Nubequa have? b. How many stereoisomers does it have? C. Among its set of stereoiosmers, draw a pair of NH но diastereomers. NEC1. Which compound has the S configuration at its center of chirality? ради HS. a. NH₂ b. ОН ОН с. F CH2OH H d.