Chapter 1 Multiple Choice Questions

The importance of pharmaceutical chemistry
. The structure shown in the picture is:

A molecular structure. A benzene ring is in a vertical orientation. The double bond is between C 1 and C 2, C 3 and C 4, and C 5 and C 6. C 2 is single-bonded to O on the upper right. O is single-bonded to a central C atom above. The central C atom is double-bonded to O on the upper left and single-bonded to C H 3 on the upper right. C 3 is single-bonded to a central C atom on the lower right. The central C atom is double-bonded to O below and single-bonded to O H on the upper right.

. The molecular formula of aspirin is:

. What is the molecular weight of aspirin?

. Aspirin is a pro-drug that is converted to salicylic acid in the body. The mechanism for this conversion is called:

. The structure shown is the antibacterial agent metronidazole.
A 5-membered heterocyclic pentagonal ring is in a vertical orientation and consists of 2 N and 4 C atoms. N occupies the first position, which is the top right vertex. The second N occupies the third position, which is the bottom most vertex. This N is single-bonded to a 2 C alkane chain. C 2 is single-bonded to O H below. C 1 is single-bonded to C H 3. C 2 is single-bonded to N O 2. The double bond is between N and C 1 and C 2 and C 3.
Which of the following structures does NOT represent metronidazole?

. The trivial name for ethanoic acid is:

. Acetic acid is a major component of one well known foodstuff. What is it?

. What type of compound is this?A molecular structure. A benzene ring is in a vertical orientation. The double bond is between C 1 and C 2, C 3 and C 4, and C 5 and C 6. C 2 is single-bonded to a central C atom on the upper right. The central C atom is double bonded to O above. C is single-bonded to S on the lower right. S is single-bonded to C H 3 on the upper right.

. When 6-aminopenicillanic acid A 4-membered heterocyclic square ring is fused to a heterocyclic pentagonal ring. A square ring has 1 N and 3 C. N occupies the bottom right vertex. C is double bonded to O. C 2 is wedge bonded to N H 2 and dash bonded to H. C 3 is dash bonded to H. �A pentagonal ring has 1 S, 1 N, and 3 C. N occupies the first position, which is the bottom left. C 2 is wedge and dash bonded to C H 3, and C 3 is dash bonded to C O O H. C 3 and N of the square ring is fused to N and C 1 of the pentagonal ring. is treated with phenylacetyl chloride A benzene ring is in a vertical orientation. The double bond is between C 1 and C 2, C 3 and C 4, and C 5 and C 6. C 2 is single-bonded to a 2 C alkane chain. C 2 is double bonded to O below. C 2 is single-bonded to C l on the upper right. in the laboratory, what is the expected product?

. Which of the following is NOT an antibacterial agent?

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