12. What reagent(s) are required to complete the following reaction? a. Five mol

Question

12. What reagent(s) are required to complete the following reaction? a. Five molar equivalents of acetyl chloride b. Five molar equivalents of acetic anhydride. Five molar equivalents of acetic acid. Five molar equivalents of sodium acetate. Either a or b 13. What reagent(s) would be required to complete the following reaction equation? a. Ethanol and catalytic strong acid. b. Sodium ethoxide. Bromoethane. None of the above. 14. Gentamicin, the antibiotic shown below, is an example of an amino sugar, in which one hydroxy group of each monosaccharide has been replaced by an amino group (NH2). Which of the following: A, B, C, or D represents a glycosidic linkage? CH b.

Explanation / Answer

12. Option (b) is correct , 5 equivalent moles of acetic anhydride will cause the acetylation of given sugar .

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