CHEM 2125: Organic Chemistry Lab I
In this five-day lab course, students perform experiments that illustrate the principles learned in CHEM 2123.
Schedule: https://www.tru.ca/distance/courses/summer-science-lab-courses.html
Learning outcomes
- Handle organic chemicals in a safe and competent manner.
- Perform the standard techniques used in practical organic chemistry.
- Carry out an organic preparation following a prescribed procedure.
- Read and explain the information labels on chemical bottles.
- Measure and report relevant physical properties of prepared compounds.
- Identify selected organic unknowns.
- Use the reference material found in the laboratory.
- Describe the location and use of safety equipment in the laboratory
- Explain the emergency procedures followed in the laboratory.
Course topics
Experiments:
- Determination of melting point and refractive index
- Recrystallization
- Isolation of a naturally occurring compound from plant material
- Simple and fractional distillation
- Chromatography
- Thin layer
- Gas-liquid
- Extraction, separation and derivative formation
- Grignard Reaction
- Polarimetry
- Molecular models
Required text and materials
Students are responsible for purchasing the required materials on their own:
- Scientific Carbonless Lab Notebook ISBN-10: 1533969493 / ISBN-13: 9781533969491
Note: The above item can be purchased through Wolfie's Campus Store.
Students are required to bring the following:
- Printed laboratory manual, which is found in their Moodle shell
- Calculator
Students are required to wear the following:
- Safety goggles
For safety reasons:
- No contact lenses are to be worn
- No open-toed shoes or sandals are permitted in the labs
- No tights, or joggers are allowed
Assessments
To successfully complete this course, students must achieve a passing grade of 50% or higher on all laboratory reports and assignments. Students will also be graded on their lab technique and data book.
Students cannot miss more than two lab sessions or an incomplete grade will be assigned.
| Experiment 1: Melting Point Determination | 5% |
| Experiment 2: Recrystallization | 5% |
| Experiment 3: Distillation and Liquid Mixture Analysis | 15% |
| Experiment 4: Thin-Layer Chromatographic Analysis of Analgesic Drugs | 10% |
| Experiment 5: Grignard Synthesis of Triphenylmethanol | 15% |
| Experiment 6: Isolation of Orange Oil | 10% |
| Data Book | 20% |
| Lab Technique | 20% |
| Total | 100% |
