Lignans Flashcards
1
Q
What are Lignans?
A
They are phenylpropane derivatives and are derived from shikimic acid.
2
Q
How are lignans formed?
A
Lignans are formed by coupling of two coniferyl alcohol units.
3
Q
What is the botanical source of Podophyllotoxins
A
The botanical sources of these are two different (American and Indian) Podophyllum species (roots and rhizome).
Podophyllum peltatum
Podophyllum ndrum
4
Q
List two semi-synthetic derivatives of podophyllotoxin that are used clinically…
A
Are etoposide and teniposide
5
Q
What are Eleutherosides?
A
These are saponins with a lignan aglycone
