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Textbook Notes for Jisun Lee

UPENNCHEM 242Jisun LeeSpring

CHEM 242 Chapter 22: Chapter 22

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3 Mar 2018
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Chapter 22 condensations and alpha substitutions of carbonyl compounds. Sometimes this equilibrium mixture of enolate a(cid:374)d (cid:271)ase wo(cid:3
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UPENNCHEM 242Jisun LeeSpring

CHEM 242 Chapter 17: Chapter 17

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3 Mar 2018
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Chlorination of benzene works via same mechanism, except with alcl3 catalyst: Iodination of benzene requires nitric acid, which is consumed in the reac
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UPENNCHEM 242Jisun LeeSpring

CHEM 242 Chapter Notes - Chapter 23: Williamson Ether Synthesis, Furanose, Ketose

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3 Mar 2018
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*we can draw the alpha and beta anomers of most aldohexoses by remembering that the beta form of glucose (b-d-glucopyranose) has all its substituents i
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UPENNCHEM 242Jisun LeeSpring

CHEM 242 Chapter Notes - Chapter 19: Methyl Iodide, Gabriel Synthesis, Electronegativity

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3 Mar 2018
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UPENNCHEM 242Jisun LeeSpring

CHEM 242 Chapter Notes - Chapter 15: Alkyne, Substituent, Pi Bond

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3 Mar 2018
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UPENNCHEM 242Jisun LeeSpring

CHEM 242 Chapter Notes - Chapter 14: Protecting Group, Autoxidation, Protonation

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3 Mar 2018
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14-8: cleavage of ethers by hbr and hi (pg 638-640) *hydrohalic acids ranked in order of their reactivity toward the cleavage of ethers: hi > hbr >> hc
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UPENNCHEM 242Jisun LeeSpring

CHEM 242 Chapter Notes - Chapter 20: Ester, Alkylation, Diazomethane

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3 Mar 2018
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*oxidation-resistant functional groups such as cl, no2, so3h, and cooh may be present. *limited to halides and tosylates that are good sn2 electrophile
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UPENNCHEM 242Jisun LeeSpring

CHEM 242 Chapter Notes - Chapter 18: Diisobutylaluminium Hydride, Peroxy Acid, Equilibrium Constant

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3 Mar 2018
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18-7: review of synthesis of ketones and aldehydes. When we need to make a carbonyl compound, use a grignard reagent to synthesize an alcohol with the
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UPENNCHEM 242Jisun LeeSpring

CHEM 242 Chapter Notes - Chapter 16: Molecular Orbital Theory, Sodium Cyclopentadienide, Ion

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3 Mar 2018
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16-2: the structure and properties of benzene (pg 713) 16-5: aromatic, antiaromatic, and nonaromatic compounds (pg 722) Antiaromatic compounds meet the
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UPENNCHEM 242Jisun LeeSpring

CHEM 242 Chapter Notes - Chapter 21: Tetrahedral Carbonyl Addition Compound, Alkoxide, Thioester

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3 Mar 2018
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A lactone is formed from an open-chain hydroxy acid in which the hydroxyl group has reacted with the acid group to form an ester: Lactams are formed fr
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