Multiple choice

Which of the following substances is used as a dye and has been investigated for anticancer and microbial uses?

  1. Disperse Red 9

  2. Morindone

  3. Oil Blue 35

  4. Oil Blue A

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Morindone is an anthraquinone compound obtained from various Morinda species, especially M. tinctoria, and also M. citrifolia. Its principal use is as a dye, but it has also been investigated for anticancer and microbial uses.