draw the scructure of Masoprocol and  Circle five chiral carbons of Masoprocol no AI

8) what is true about this chiral carbon shown in a Fischer projection

7. Draw a Fischer projection of (S) 3-methoxy-1-hexen-4-yne.

QUESTION 7 Assign R or S configuration to each indicated chirality center (carbon A and B) in the following molecule (Erythronolide B). Which of the following assignments is correct? CH, . CH, B HO, "OH OH CH3 Erythronolide B A a. carbon A (R); carbon B (S) b. carbon A (R); carbon B (R) c. carbon A (S): carbon B (R) d. carbon A (S): carbon B (S)

5. Nirmatrelvir, known comm COVID-19. a. Circle the chiral centers present b. Indicate the maximum number of stereoisomers possible. NH HN N H mmercially as Paxlovid®, is the current antiviral treatment for

6. Determine whether each compound is chiral or achiral. select the single best answer for each part.

Place an asterisk (*) next to any chiral (stereogenic) carbon atoms in the following   molecule:

Assign RS configuration to each chiral carbon in the following compounds

choose the right answer

Using Cahn-Ingold-Prelog convention, assign Ror S to each chiral center in the following compound. CH3 H3C Br Carbon 1 = R Carbon 2 R Carbon 1 = S Carbon 2 = S Carbon 1 = R Carbon 2 = S Carbon 1 = S Carbon 2 R CH 3