How Green is My Orange?

Green Extraction of Limonene using

Super Critical CO2

Phase Diagram of CO2

QuickTime™ and a decompressor

are needed to see this picture.

What is limonene?

(d)-(+)-R-limoneneFound in rind of oranges and lemons

It is a cyclic terpene

How else is this extraction done? (non-Green method)http://www.youtube.com/watch?v=fVZRnVKqkgw

Steam DistillationExtraction

Why is this not Green?

What are some of the outcome of non Green Experiment?

Need to know how to set up simple distillation and extraction. (Techniques)

Isolation yield.Identify the identity of oil.Identify the optical rotation of limonene.