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Materials Needs List

Organic Chemistry 331 Lab Schedule - Fall 2009

Manual: Organic Chemsitry Laboratory Manual, Second Edition, by Svoronos, Sarlo, and Kulawiec

Publisher: McGraw Hill

Section 1: Tuesday 1:00-4:00
Instructor: Dr. Leonard Herman

Section 2: Thursday 1:00-4:00
Instructor: Dr. Leonard Herman

SCHEDULE OF LABS

Week#DatesTopic
1 September 1 & 3 Chapter 1 and Handout - Lab Safety Check-in
2 September 8 & 10 Experiment 3.1 and 3.2 - Melting Point, Boiling Point and Refractive Index
3 September 15 & 17 Experiment 4.1 and 4.2 - Dtistillation
4 September 22 & 24 Experiment 4.3 - Steam Distillation
5 September 29 & October 1 Experiment 2 and Handout - Molecular Molecules
6 October 6 & 8 Experiment 6.2 and 6.3 - Extraction and Recrystallization
7 October 13 & 15 Experiment 6.5 - Isolation of Caffeine from Tea
8 October 20 & 22 Experiment 8 - Sodium Fusion Test
9 October 27 & 29 Fall Break (no labs)
10 November 2 & 5 Experiment 13 - Synthesis of t-Butyl Chloride
11 November 10 & 12 Experiment 10.1 - Synthesis of Cyclohexene
12 November 17 & 19 Experiment 14.2 and Handout - Chemistry of Alcohols
13 November 26 Thanksgiving Break (no lab)
14 November 24 & December 3 Experiment 11 - Synthesis and Reactions of Acetylene
15 December 1 and 10 Lab Final and Check-out

Chemistry 331 Lab Requirements per Session

**goggles, apron and gloves are required for all experiments involving chemicals and heating**

Week 1 - September 1 & 3 - Lab Safety and Check-In - No lab assistant required

Week 2 - September 8 & 10 - Experiments 3.1 and 3.2 - Physical Properties

Needs:

  1. 0.1g/student of the following (see Rm 309, Dr. Herman's shelf)
    1. Maleic Acid (pure)
    2. Benzamide (pure)
    3. Maleic Acid: Benzamide (75%-25%)
    4. Maleic Acid: Benzamide (50%-50%)
    5. Maleic Acid: Benzamide (25%-75%)
  2. Small vials placed by melting point apparatus
  3. Waste Containers
  4. 5 mL of the following unknowns. They should be in a corked test tube and must be coded. Please have enough for one unknown for each student.
    • Cyclopentane (49 degrees Celsius) (Bp in parentheses)
    • Acetone (56 degrees Celsius)
    • Methanol (65 degrees Celsius)
    • Hexane (69 degrees Celsius)
    • Ethyl Acetate (77 degrees Celsius)
    • 2-Butanone (80 degrees Celsius)
    • Cyclohexane (81 degrees Celsius)
    • 2-Propanol (Isopropanol) (82 degrees Celsius)
    • 1-Propanol (97 degrees Celsius)
    • 1-Butanol (n-butyl alcohol) (117 degrees Celsius)

Additional Standard Operating Procedures: none

Wastes:

  1. Melting Point Discs are collected and added to solid organic wastes in Room 304 fume hood. It will be disposed of as a hazardous waste.
  2. 5 mL organic liquid unknowns are collected and may be mixed with other low molecular weight organics. It will be stored and disposed of as hazardous waste.

 

Week 3 - September 15 & 17 - Experiment 4.1 and 4.2 - Distillation

Needs: (per student)

  1. 30 mL 1% methylene blue in 2-propanol (Bp 82 degrees Celsius)
  2. Put out two bottles of Acetone for the students to make a solution of 30 mL Acetone: water (1:1 mixture)
  3. Waste containers

Additional Standard Operating Procedures: none

Waste:

  1. 30 mL/student propanol dye solution is collected and recycled for future use.
  2. 60 mL of 50% water/acetone solution is collected and recycled for future use. It may be used for cleaning glassware and they may be disposed of in the drain.

 


Send comments to the Science Department at mgaughan@marywood.edu