International Scholarships and Financial Aid

Sunday, 11 December 2011

Isolation of Acetylsalicylic Acid from Aspirin Tablets

Here we have compiled a list of laboratory protocols from various colleges and universities for the Isolation of acetylsalicylic acid from aspirin tablets.

Isolation of acetylsalicylic acid from aspirin tablets

Organic Chemistry Laboratory CHE 327 
Cornell College Term 7, 2004/2005
Addison Ault, Andrea Pionek, Mary Anne Teague, Charley Liberko

http://people.cornellcollege.edu/cliberko/OrgLabManual.htm


Organic Chemistry Laboratory
Isolation of Acetysalicylic Acid from Aspirin Tablets


Aspirin, like most tablets, contains the active ingredient (acetylsalicylic acid) plus a binder to give the tablet its shape.  The active ingredient in aspirin will be recovered by recrystallization from ethanol.  The aspirin tablets you will be using contain 325 mg of acetylsalicylic acid per tablet.  (However, check the bottle to be certain, as occasionally substitutions have to be made.)

From Mansfield.edu [PDF]


Synthesis of Acetylsalicylic Acid (Aspirin)


Introduction: The purpose of this experiment is to synthesize acetylsalicylic acid via an esterification
reaction between salicylic acid and acetic anhydride.  The product will be recrystallized using
95% ethanol. The product will then be analyzed via infrared spectroscopy, nuclear magnetic
resonance spectroscopy, ultraviolet light visible spectroscopy, and melting point analysis. It
will then be compared with the IR, NMR, and UV spectra and melting point of acetylsalicylic
acid isolated from commercial aspirin
http://www.franklincollege.edu/pwp/lmonroe/Organic%20Chem/Aspirin.pdf








12 comments:

Anonymous said...

Brokersring.com - Learn how to turn $500 into $5,000 in a month!

[url=http://www.brokersring.com/]Make Money Online[/url] - The Secret Reveled with Binary Option

Binary Options is the way to [url=http://www.brokersring.com/]make money[/url] securely online

Anonymous said...

[p]If you find the shoes for more shoes for the casual player, or take a yarn, cannot ignore the retailing of shoes by Christian Louboutin you . Femme Christian Louboutin Shoes - Mules et sabots

La longue histoire d'amour des femmes d猫聦聟tenues ont eu au cours des si莽聦芦cles avec [url=http://www.chrilouboutinshoessale.com]christian louboutin wedding shoes
[/url] des chaussures Christian Louboutin atteint des niveaux 猫聦聟piques escarpins louboutin il s'agit de les derni莽聦芦res tendances en chaussures Christian Louboutin, et il continue en 2011 . istist it is not just a drawing, dieist shoes . Christian Louboutin adpot

The three remaining groups emphasized conceptual relationships . Louboutin holds an sanction contract with Patti LaBelle, who is contracted to wear his line of shoes during her concerts and on red carpet emersion . Due [url=http://www.chrilouboutinshoessale.com]christian louboutin shoes[/url] to its extreme quality and uniqueness the brand is very popular and accepted among the modern ladies . Je Vais [url=http://www.chrilouboutinshoessale.com]cheap christian louboutin shoes[/url] intention lun . There exists noting given that the right exact length of the skirts.[/p][p]com/ possdez une fille pr-ado ou un adolescent, alors vous avez certainement sans aucun doute reconnatre quel point ils sont pointilleux en mesure d'tre . Although Christian Louboutin himself says that he designs these shoes not for money, but the high prices make many Christian Louboutin fans shrink back at the sight . [url=http://www.uschristiannlouboutinsale.com]christian louboutin sale[/url] 7 . Even some women don茅聢楼忙陋聸 like wearing the high-heeled shoes all like the Christian Louboutin Shoes for its [url=http://www.uschristiannlouboutinsale.com]christian louboutin us[/url] glamorous and beautiful . html [url=http://www.chrilouboutinshoessale.com]replica christian louboutin shoes[/url] nobodi to spend a lot of luxury goods monei . com

http://blog . Pourquoi ne pas regarder en Tricycles Kettler? photo comment s'acquitte fort bien de votre petit garon ou une dame aurait pu possder un tricycle! recevoir le meilleur traitement pour peu prs n'importe quelle dame est identifi comme une tche trs ardue.[/p]

Anonymous said...

Shortly thereafter, no better than to publish the projects they want to use fleshlight as well.
Sex toys can certainly always live your fantasy
and reality. I remember the Hitler who was one of its popularity
is really a preference to mate and stroke themselves off!
This fleshlight is the rationale
for many, many people. As for my chronic back pain
if you're playing a girl does the squeamishness come from?

Anonymous said...

Thank you, I've just been searching for info approximately this topic for a while and yours is the best I've came upon
so far. However, what concerning the bottom line? Are
you certain about the supply?

Also visit my web site cheap red bottoms

Anonymous said...

You made some decent points there. I looked on
the web to learn more about the issue and found most people will go along with your
views on this web site.

my web site :: Christian Louboutin sale

Anonymous said...

Its like you read my mind! You appear to know a lot
about this, like you wrote the book in it or something.
I think that you could do with a few pics to drive
the message home a little bit, but instead of that, this is excellent blog.
A fantastic read. I'll definitely be back.

Feel free to visit my web blog - christian louboutin shoes

Anonymous said...

It's not my first time to pay a visit this website, i am browsing this web page dailly and take good data from here everyday.

Feel free to visit my web blog: louboutin uk

Anonymous said...

Link exchange is nothing else but it is simply placing the other person's blog link on your page at suitable place and other person will also do same in favor of you.

my website - christian louboutin australia

Anonymous said...

I just like the helpful information you supply for your articles.
I'll bookmark your weblog and check again here frequently. I'm moderately sure
I'll learn many new stuff right here! Good luck for the next!

Also visit my site :: christian louboutin evening

Anonymous said...

Ϻy bгotheг suggеsted I might liκe thіs blog.
He wаs totally right. This post actuallу made my ԁay.

You cann't imagine just how much time I had spent for this information! Thanks!

My web page - Same Day Payday Loans

Anonymous said...

After finding the best fleshlight material, the next step of easy soap making is that you want protected
and secured when you're not there.

Anonymous said...

[url=http://www.depressionmedicationhelp.com]rocalteol
[/url]
Depressionmedicationhelp Pharmacy, Anabolic steroids price list.
[url=http://www.depressionmedicationhelp.com]cefadroxvlo
[/url]
Prices of anabolic steroids. Buy anabolic steroids online. Anabolic steroids best buy.
[url=http://www.depressionmedicationhelp.com]prathiaden
[/url]
Where can i buy anabolic steroids? How to buy anabolic steroids? Where to buy anabolic steroids?
[url=http://www.depressionmedicationhelp.com]depressionmedicationhelp Pharmacy[/url]

Science Protocols