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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# | Dates | Topic |
|---|---|---|
| 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:
- 0.1g/student of the following (see Rm 309, Dr. Herman's shelf)
- Maleic Acid (pure)
- Benzamide (pure)
- Maleic Acid: Benzamide (75%-25%)
- Maleic Acid: Benzamide (50%-50%)
- Maleic Acid: Benzamide (25%-75%)
- Small vials placed by melting point apparatus
- Waste Containers
- 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:
- 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.
- 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)
- 30 mL 1% methylene blue in 2-propanol (Bp 82 degrees Celsius)
- Put out two bottles of Acetone for the students to make a solution of 30 mL Acetone: water (1:1 mixture)
- Waste containers
Additional Standard Operating Procedures: none
Waste:
- 30 mL/student propanol dye solution is collected and recycled for future use.
- 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.