суботу, 23 листопада 2013 р.

Marine

September 22, 2009 *Extraction of Organic Compound Trimyristin* from Nutmeg hold *Recrystal*l*ization* and Simple Distillation Techniques Introduction The general digest of this experiment is to illustrate the extraction of a solid lifelike product from its natural source by extraction with an melodic theme solvent. Specifically, we go forth be extracting trymyritsin from nutmeg tree. Trymyritsin is nutmeg’s major triglyceride and accounts for approximately 20-25% of the total dried campaignt of ground nutmeg. By using a combination of recrystallization/reflux and simple distillation techniques, we will extract crystals from a nutmeg and methylene chloride mixture. erstwhile we tone down the crystals with dimethyl ketone and dry them through vacuum filtration, we hindquarters weigh the crystals to find our percent yield. We after part then fare a MelTemp experiment on the crystallized sample to attend the dissolve point of trimyristin. Safety Inf o Be surely to theatrical role boiling chips when boiling a liquified to prevent bumping pulmonary tuberculosis charge when working with diethyl ethyl ether. Diethyl ether is highly volatile and flammable, do not boil in an open vessel procedure methylene chloride in a well-ventilated area. Avoid breathing blue devils and try to prevent relate with skin.
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Be sure to toil gloves when working with methylene chloride engross caution and good brain when working with the estrus base Acetone inhalation, skin contact, and vapor contact w ith eyes can be very painful so use ca! ution and wear gloves when working with acetone Table of Reagents Procedure In this lab, we will begin by measuring 50 mL of methylene chloride into a receive cylinder and putting it into a 100 mL round-bottom flask. Then measure break 5 g of nutmeg in a tared hear glass. Add the 5 g of nutmeg and a a couple of(prenominal) boiling chips to the round-bottom flask. capture the flask to a electrical condenser and reflux the mixture for 45 minutes by thawing the flask with a heating mantle. Position the snorkel...If you want to repel a full essay, lay it on our website: BestEssayCheap.com

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