Set No 8 Maximal score: 21 p
Midterm (Colloquium) No 2
1. Identify the sub-cla ss of hydroxyacids that produces the following compound via dehydration and/or heating:
1γ-hydroxy acids 2δ-hydroxy acids 3α-hydroxy acids 4β-hydroxy acids
2. Which of the following is the C-2 epimer of glucose?
1 2 3 4
3. What is the result of decarboxylation and dehydration of tartaric acid?
1 2 3 4
4. Identify the lactim tautomer of cytosine.
1 2 none 3 4
5. Identify the common name of the following structure:
1lactic acid 2pyruvic acid 3glycolic acid 4glyoxalic acid
6. Which of the following steroids contains carbonyl group in the ring A?
1estrone 2estradiol 3v itamin D2 4testosterone
7. Which of the following is absent in the weakly a lkaline solution of D-glucose?
1 2 3 4
8. Which of the following amino acids is es sential?
1 2 3 4
