Which of the Following Aromatic Compounds Will Have Largest Number

question 24

Multiple Choice

Which of the following aromatic compounds will have largest number of signals in a ¹³CNMR?

• A)1,4-dimethylbenzene (p-methyl toluene)
• B)1,3,5-trimethylbenzene (mesitylene)
• C)1,2,4,5-tetramethylbenzene
• D)All produce the same number of signals.

---

Definitions:

Sunken

Describes something that has fallen below the surrounding level or area, often used in reference to eyes or cheeks due to illness or malnutrition.

Acromegaly

A hormonal disorder that results when the pituitary gland produces excessive growth hormone, leading to enlarged bones and tissues.

Thick Skull

Informally describes having a denser than average cranial bone, often mentioned in medical contexts assessing head trauma risk.

Coarse Facial Features

Distinctive facial appearances that are typically broad, with a prominent forehead, nose, and jaw, often associated with certain genetic conditions.