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Organic Lesson 64 "Organic Synthesis"

Science and Technology Standards:

PA Standard 3.4.12A: Apply concepts about the structure and properties of matter.

Anchor Assessment S11.A.1.1: Analyze and explain the nature of science in the search for understanding the natural world and its connection to technological systems.

Anchor Assessment S11.A.1.2: Identify and analyze the scientific or technological challenges of societal issues; propose possible solutions and discuss implications.

Anchor Assessment S11.A.1.3: Describe and interpret patterns of change in natural and human-made systems.

Anchor Assessment S11.A.2.1: Apply knowledge of scientific investigation or technological design to develop or critique aspects of the experimental or design process.

Anchor Assessment S11.A.2.2: Evaluate appropriate technologies for a specific purpose, or describe the information the instrument can provide.

Anchor Assessment S11.A.3.2: Compare observations of the real.

Anchor Assessment S11.A.3.3: Compare and Analyze repeated processes or recuring elements in patterns.

Anchor Assessment S11.B.1.1: Explain structure and function at multiple levels of organization.

Anchor Assessment S11.C.1.1: Explain the relationship between the structure an properties of matter.

Purpose:

1. I will identify the oxidation and reduction products of benzene.
2. I will draw the resonance forms of polycyclic aromatic hydrocarbons.
3. I will propose immediate precursors to synthesize organic compounds.

Homework Due:

1. Complete notes on sections 5.9 - 5.11
2. Complete problems 5.14 - 5.16

Handouts/Supplies:

1. No handouts

I. Introduction

Opening Assignment:

Warm-Up: Draw the acylation mechanism.
Review warm-up
State the purpose

II. The Lesson:

Activity #1: Review the acylation mechanism
Activity #2: Review problems 5.14 - 5.16
Activity #3: Review section 5.9 "Oxidation and Reduction of Aromatic Compounds"
Activity #4: Discuss the following:

1. Oxidation of alkyl groups on benzene
2. Read question 4.55 "On hydrogenation under conditions that reduce aromatic rings, . . ."
3. Reduction of an aromatic ring deactivator
4. Convert 2000 psi into atmospheres of pressure (14.6 psi = 1 atm)

Activity #3: Review section 5.10 "Polycyclic Aromatic Compounds"
Activity #4: Discuss the following:

1. Resonance structures of Anthracene
2. Benz(a)pyrene becomes a diol epoxide
3. Hybridization of Nitrogen in Pyridine and Pyrrole

Activity #3: Review section 5.11 "Organic Synthesis"
Activity #4: Discuss the following:

1. All aromatic reactions (Halogenation, Nitration, Sulfonation, Alkylation, Acylation, and Reduction), alkyl oxidation, and alkylation limitations (-NO₂, -SO₃H, -CN, -COR)
2. Review ortho-/para- and meta- directors
3. Review activators and deactivator
4. Working backwards

Activity #5: Complete problems 5.17 - 5.21

III. Closure:

Summary Assignment:

Summarize today's lesson
1. I will identify the oxidation and reduction products of benzene.
2. I will draw the resonance forms of polycyclic aromatic hydrocarbons.
3. I will propose immediate precursors to synthesize organic compounds.

Homework Assignment (Write down in planners):

1. Complete problems 5.17 - 5.21

Preview of Next Class:

1. Electrophilic Aromatic Substitution Reactions: Bromination
2. Other Electrophilic Aromatic Substitution Reactions

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Last update: Tuesday, December 5, 2006 11:20 PM