6. Draw the following molecules a. 2,4-dimethylpentane b. 1,1-dimethyl-2-propylcyclopropane c. 1-butene d. Octanoic acid e. 3-bromophenol f. 2-propanamine, is this a 1°, 2°, or 3° amine? g. 2-methylbutanamide

12. You can distinguish epinephrine hydrotartrate from norepinephrine hydrotartrate by: A. Water solubility B. Reactions of oxidation with iodine at different pH C. Reactions in general alkaloid precipitation reagents D. Reactions with iron(III) chloride E. Reactions in Fehling's reagent 13. Easily soluble in water: A. Aminazin B. Riboflavin C. Thiamine bromide (chloride) D. Ascorbic acid 14. Covalently bonded halogens contain: A. Aminazin B. Phenazepam C. Trifluperazine D. Riboflavin 15. The reactions common to barbiturates are: A. Salt and complexation with heavy metal salts B. With solutions of aldehydes in concentrated sulfuric acid C. Formation of azo dye D. Hydrolytic decomposition E. With general alkaloid precipitation reagents

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-HO- CH3 .N. .CH3 H3C, `N' HO CH3 CH3 Acetylsalicylic acid (Aspirin) O Briefly propose a procedure (or flow chart) on how to separate a mixture of acetaminophen, Acetaminophen Caffeine aspirin and caffeine.