A pharmaceutical scientist wants to deliver a drug as a single enantiomer shown below. Which enantiomer are they wanting to make? OH Select one: a. R ○ b. S NH N Br
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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 NHẠC CH,CH,Oz a. HO OH COOH HÌNH, L-dopa b. ketamine H enalapril Trade name: Vasotec CO₂HLabel 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 ketamineLocate the stereogenic centers in each drug. NH2 H OH C=C-H а. b. HO CH3 COOH amoxicillin norethindrone heroin (an antibiotic) (oral contraceptive component) (an opiate)
- structures. H3C H" НО CH3 CI CH₂CH3 ationship O A. identical O B. enantiomers C. constitutional isomers O D. diastereomers ollowing pair of H3C CH₂CH3 HOCH3 CI H3. What product is formed when HO(CH₂) CHO is treated with each reagent? c. Ag₂O, NH OH d. Na₂Cr₂O₂, H₂SO4, H₂O a. NaBH, CH₂OH b. PCC 400How are the compounds in each pair related to each other? Are they identical, enantiomers, diastereomers, constitutional isomers, or not isomers of each other? a. b. H НО H 'OH H and and H H H HO OH
- Designate the following compound as R or S. CH₂CH₂l HO-C-CH3 CH₂OH Select one: O A. There are no stereocenters in molecule. OB. S C. RLocate the stereogenic centers in each compound and draw the enantiomer. Exemestane (trade name Aromasin) is used to treat breast cancer, and zanamivir is used to treat and prevent influenza. a. I H Ill exemestane OWhat products are formed when each compound is treated with aqueous acid? OH OCH3 HỌ HOÇH2 NHCH,CH3 а. Но b. HO C. OCH3 OH OH ÓCH,CH3 OH OH OH
- X. Label each pair of stereoisomers below as: a. enantiomers b. diastereomers c. identical Place the letter of the correct answer in the blank to the left of the pair of stereoisomers. H₂C HO H HO HO₂C--- H OH CH₂OH COOH CH3 CO₂H H₂C H HO HO OH. H H CH₂OH COOH CH3 HO₂C 2 CO₂HIdentify the relationship between the following compounds. H H F. ☀ F Et H F. Et OOOO Me H F enantiomers identical Hint Me constitutional isomer diastereomers compounds with different molecular formulasDraw the product formed when each compound reacts with NADH (or NADPH, L Problem 13.8) in the presence of an enzyme. Each reaction occurs during the biosynthesis of an amino acid, a monosaccharide, or a lipid. do H. a. NH3 B-aspartate semialdehyde b.O,PO OPO,2- OH 1,3-bisphosphoglycerate о но C. O H. mevaldehyde