Library Resources for Chem 303L

1
Library Resources for Chem 303L

• Your pre and post labs in Chem 303 require you
  to use several handbooks.
• Todays class will provide you with the
  knowledge to use these tools efficiently .
• Help
• Bruce Neville, Chemistry Librarian
• bneville_at_unm.edu, 277-4760
• Reference Desk 277-4412

2
Post Lab Literature Assignment Practice Compounds

• 1A. diethyl ether Aldrich Catalog
• 1B. 2-methylindole Aldrich Catalog
• 2A. 2-chloro-5- CRC Handbook
• methylphenol
• 2B. 3,5-dinitrotoluene CRC Handbook
• 3. dibutylamine MSDS

3
Post Lab Question 3

• Using the MSDS locate the following information
  about the compound listed on your assignment
  sheet
• Hazard ratings and interpret their values.
• Disposal and handling precautions associated with
  the compound.
• Handling of spills on skin or elsewhere in the
  lab.

4
Using Google to find MSDS
Enter MSDS followed by your chemical name.
5
Results using Google to find MSDS
Ox.ac.uk site is too condensed not a good site.
Choose a good one.
6
JT Baker MSDS found through Google
7
Hazards section of JT Baker MSDS
This MSDS uses hazard ratings not all do. If
they dont, describe hazards in words.
8
First Aid (skin contact) section of JT Baker MSDS
9
Spills section of JT Baker MSDS
10
Handling section of JT Baker MSDS
11
Disposal section of JT Baker MSDS
12
Hazards section of Sigma-Aldrich MSDS cdrom
This MSDS does NOT use hazard ratings describe
hazards in words.
13
Post Lab Question 3

• 1. Hazard ratings and interpret their values.
• Flammable. Toxic. Causes burns.
• Disposal and handling precautions associated with
  the compound.
• Dispose in accordance with regulations. Store
  in a cool, dry area. Use non-sparking tools.
  Use under a hood. Wear lab coat, gloves,
  goggles.
• 3. Handling of spills on skin or elsewhere in the
  lab.
• Flush skin with water for at least 15 min.
  Remove contami-nated clothing. Ventilate and
  isolate area. Use non-sparking tools. Collect
  or absorb free liquid. Do not flush to sewer.