Terpenes Flashcards
1
Q
define terpenpoid
A
modified terpene usually with oxygen
2
Q
what is an isoprene unit
A
C5H8
3
Q
number of units in hemi-terpene
A
1 unit
4
Q
number of units in di-terpene
A
4 units
5
Q
number of units in mono-terpene
A
2 units
6
Q
number of units in sesqui-terpene
A
3 unit
7
Q
normally head to tail. exceptions
A
- lavandulol (no h-t link)
- beta carotene (one t-t link)
- squalene (one t-t link)
8
Q
example of triterpenoid
A
squalene; major constituent in shark liver oil
9
Q
example of tetraterpenoid 8units
A
beta carotene
10
Q
example of hemiterpenes
A
phenol, isoveleric acid (smelly feet)
11
Q
example of monoterpenes
A
citral
12
Q
example of tetracyclic
A
hormones ie testorestrone
13
Q
example of diterpenes
A
- retinal / vitamin A (monocyclic)
- THC (tricyclic)
14
Q
example of triterpenes
A
vitamin D3 (tricyclic)
15
Q
tetraterpenes
A
colour
