Raw Materials Part 2 Flashcards
1
Q
What is ambergris?
A
Obtained from sperm whale
- exotic, woody, incense-like, earthy, camphoraceous
- used as fixative in expensive perfumes
2
Q
Describe musk
A
From exocrine odour glands of musk deer
- animalic character with pyridinic & urinaceous odour
- has fixative properties
3
Q
What are the 4 types of synthetic musks
A
- Nitromusk
- Polycyclic musk
- Macrocyclic musk
- Alicyclic musk
4
Q
Example of nitromusk?
A
e.g. Musk Baur
Problems:
- preparation mthd can be hazardous
- some nitromusks phototoxic
5
Q
What about polycyclic musks
A
Most important in commercial terms
e.g. Tonalide, gelaxolide
6
Q
What are macrocyclic musks?
A
e.g. Mascone
Challenges: methods of making macrocyclic musks at lower cost
7
Q
Describe alicyclic musks
A
Having both aliphatic & cydic structures
