Eugenol Flashcards
1
Q
Gen. procedure:
- weigh out cloves and add 110 mL …
- … to collect about 50 mmL … in a graduated cylinder
- … twice with … Dry organic layer with …
- … with CO2 … Determine weight and IR
A
diH2O; steam distill; white emulsion; extract; pentane; Na2SO4; distill; rotary evaporator
2
Q
A rotary evaporate is a device used to …, it’s important for this lab bc it gets rid of … to allow isolation of eugenol
A
evaporate solvents; pentane after extraction
3
Q
A steam distillation is used bc eugenol is …
A
thermally unstable
4
Q
regular distillation can cause natural compounds to … due to high …
A
decompose; temperatures
5
Q
steam distillation done at
A
lower temperatures
6
Q
(toxicity) pentane: skin and eye …, respiratory …
eugenol: skin and eye …
A
irritation; sensitization; irritation
