Name_______________________             What’s Cookin         Fall 2005

 

Esters and Methyl Salicylate

 

 

This should be completed and turned in prior to the start of the lab.

 

 

1.  Locate the following compounds in the Merck Index and/or Aldrich Chemical Catalog and get the information noted.  Include  structures of Methyl salicylate and salicylic acid.

 

a.  MW               b.  Refractive Index                 c.  BP/MP =                d.  LD50 value =

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2.  Two types of filtration are described in the lab.  What are these? 

 

 

 

 

 

 

 

3.  What is H2SO4 and why was it added?  Use either chemical structures or english.

 

 

 

 

 

 

 

4.  10 grams of benzoic acid in the presence of ethanol and trace amounts of acid was converted to 10 grams of ethyl benzoate.  What is the % yield?