Experimental in Perfumes and Cosmetics

Code

Course teacher

Associate teachers

Status of the course

Course objectives

Acquisition of basic knowledge and application of laboratory methods and techniques for isolation of fragrant constituents which are used in fragrant preparations creation.

Course enrolment requirements and entry competences required for the course

Enrolled in or passed the course Perfumes and Cosmetics

Learning outcomes expected at the level of the course (4 to 10 learning outcomes)

After passing the course students will be able to:
- perform independently laboratory exercises according to laboratory procedures
- set up appropriate apparatus for performing isolation of natural ingredients which are used in creation of fragrant preparations
- apply basic laboratory procedures and techniques for isolation of natural ingredients which are used in creation of fragrant preparations and cosmetics
- propose laboratory procedures for isolation of natural ingredients from plant material based on knowledge gained throughout lectures (connect theoretical knowledge with experimental work)

Course content broken down in detail by weekly class schedule (syllabus)

Exercises (1 hour weekly joined together in 5 lab periods):
1. Isolation of fragrant compounds from flowers (such as lavender, broom…) by hydrodistillation – obtaining of flower” oil
2. Extraction of fragrant compounds from flowers in Soxhlet apparatus – obtaining of concrete
3. Hydrodistillation of concrete – obtaining of so-called concrete oil
4. Processing of concrete and obtaining of absolute. Thin-layer chromatography of flower oil, concrete oil and absolute.
5. Synthesis of selected fragrant compound.

Format of instruction:

Student responsibilities

Students have to complete all planned laboratory exercises (100% of the times scheduled) and active participate in laboratory work.