Which of the following techniques can be used to be separate enantiomers? Thin l

Question

Which of the following techniques can be used to be separate enantiomers? Thin layer chromatography polarimetry distillation Resolution as temporary diastereomers Enantiomers can not be separated The used of thalidomide many years ago made us realize the importance of chirality in the pharmaceutical industry. Which of the following satements is the main reason why this case proved so insightful? Because one enantiomer of thalidomide prevented nause and the other enantiomer was harmlessly excreted from the body. Because producing a racemic mixture of products is expensive and increases the cost of drug production. Because one of the enantiomers of thalidomide prevented nausea and the cost of enantiomer caused birth defects. Because the racemic mixture of thalidomide proved to be toxic to the expectant mother. None of the above Which of the following alkyl halides would ungergo an Sn1 reaction the fastest (assume the nucleophile is water in all cases)?

Explanation / Answer

18.C 20.A

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