Sources of error: synthesis of aspirin? | Yahoo Answers

This report will explain the chemical properties of Aspirin as well as what the uses are, the history of the chemical, and the discovery of the molecule.

Lab B - Synthesis of Aspirin Flashcards | Quizlet

The name aspirin has survived for a long period of time now, it is known throughout the world.
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Start studying Lab B - Synthesis of Aspirin ..

A great complaint against aspirin is that it irritates the stomach and in some cases cause ulcer and internal bleeding. Despite these and other undesirable side effects, it is widely used. It made the 1950 as the world’s most popular pain-killing drug. Now more than 80 million tablets of it are being consumed every day in the United States alone, and for many more purposes.

Proef Scheikunde Synthesis of aspirin

Success breeds competition. Some fifty cousins of aspirin exist, most of which appeared after World War II. Together they constitute a family known as Popular over-the-counter NSAIDs include aspirin (Bayer, Ecotrin), ibuprofen (Advil, Motrin), and naproxen (Aleve). Many more are available by prescription. They have different chemical structures. Yet they all suppress pain, fever, and inflammation and irritate the stomach to various degrees.

The long-term side-effects of prescription medicines are numerous as well as unfavorable.
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Synthesis of Aspirin Essay - 1611 Words | Cram

Three innovations of the dyes industry became invaluable legacies of the pharmaceutical industry. The first was research and development, of which aspirin was among the first pharmaceutical products. Emphasis on science and research remains a distinctive tradition of the pharmaceutical industry.

involved in the synthesis of aspirin.

The second innovation was in marketing. The dyes industry pioneered the practice of targeting not ordinary consumers but professionals. It hired technical salesmen to explain to other technicians how to use various dyes on various fashionable fabrics. Adapting this approach, Bayer mounted an extensive sales campaign for aspirin targeting physicians. It initiated the drug marketing strategy “to help doctors to help their patients,” which thrives alongside advertisements prompting consumers to “ask your doctor about it.”

The Synthesis and Analysis of Aspirin; Synthesis of ..

In the first section, the Synthesis of Aspirin, salicylic acid was weight to be 3.029 grams using mass by difference since it was weighed on a 150 milliliter beaker.

Synthesis of Aspirin by Green Chemistry Methods Green Chemistry ..

Since the melting point of the recrystallized aspirin falls within the temperature range of 129.3ºC and 133.2ºC, this shows that the recrystallized aspirin is not as pure as the normal melting point of an aspirin is 137ºC....

Synthesis of Aspirin Results and Discussion ..


This will allow crystallization upon cooling.
CONVERSION OF SALICYLIC ACID INTO ASPIRIN
Salicylic Acid + Acetic Anhydride
+ Sulfuric Acid = Aspirin
ACETYLSALICYLIC ACID
METHYL SALICYLATE
SODIUM HYDROXIDE
Caustic Soda
Lye
Different industries: Cleaning, food, paper
ETHYL ACETATE
SULFURIC ACID
Often used as a cleaning agent
Highly corrosive
Strong odor
Used in the experiment as a mineral acid
PREPARATION OF SALICYLIC ACID
HYDROXAMIC ACID TEST
Useful for detecting esters
Red-violet (+)
Detects the presence of Acetylsalicylic acid
FERRIC CHLORIDE TEST
Abridged version of Hydroxamic acid test
Phenols: Purple, red, green
Enols: Red, tan, violet
Yellow (-)
Aspirin comes from Salicylic Acid, which comes from the bark of Willow trees.