DP Chemistry (last assessment 2024)
Question 19N.3.hl.TZ0.26a
| Date | November 2019 | Marks available | [Maximum mark: 1] | Reference code | 19N.3.hl.TZ0.26a |
| Level | hl | Paper | 3 | Time zone | TZ0 |
| Command term | Apply, State | Question number | a | Adapted from | N/A |
a.
[Maximum mark: 1]
19N.3.hl.TZ0.26a
Taxol is an anticancer drug.
(a)
State the feature of Taxol that is a major challenge in its synthesis. Use section 37 of the data booklet.
[1]
Markscheme
numerous stereoisomers/chiral carbons/chiral centres/stereocentres/optical isomers ✔
NOTE: Accept exact number of chiral carbons ie 11, but do not accept just “chiral”.
