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36 Cards in this Set
- Front
- Back
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What is the pKa of the following hydrogens?
Alkane (sp3) Alkene (sp2) Alkyne (sp) |
Alkane ~55 (usually greater than)
Alkene 42 Alkyne ~25 |
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What is this and what is its pKa?
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Ammonia, pKa 35
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What is this and what is its pKa?
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Alcohol, pKa 15-19 depending on the structure of R
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What is this and what is its pKa?
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Thiol, pKa 10-12, depending on the structure of R.
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What is this and what is its pKa?
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Ammonium ion, pKa 9.25
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What is this and what is its pKa?
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Hydrocyanic acid, pKa 9.40
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What is this and what is its pKa?
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Carboxylic acid, pKa 1-5, depending on structure of R. Trifluoroacetic acid (HOOCCF3) has a pKa of less than 1 (about 0.5)
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What is this and what is its pKa?
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Trifluoroacetic acid, pKa ~0.50
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What is this and what is its pKa?
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Hydronium ion, pKa, -1.7
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What is this and what is its pKa?
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Sulfuric acid, pKa -3
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What is this and what is its pKa?
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Hydrochloric acid, pKa -6 to -7
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What is this and what is its pKa?
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Hydrobromic acid, pKa -8 to -9.5
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What is this and what is its pKa?
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Hydroiodic acid, pKa -9.5 to -10
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What is this and what is its pKa?
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Perchloric acid, pKa -10 (actual not known)
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What is this and what is its pKa?
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Ketone, pKa ~20
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What is this and what is its pKa?
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Allyl, pKa ~43
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What is this? If R was a hydrogen, what is its pKa value?
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A benzyl group, pKa 41
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Name the functional group.
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Ether
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What is this and what is its pKa?
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Aldehyde, pKa ~17
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What is this and what is its pKa value?
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Ketone, pKa ~20
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Name the functional group
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Allyl group
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Name the compound
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Enamine, this is the Nitrogen analog of an enol.
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What is this and what is its pKa value?
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Ester, pKa ~25
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Name the compound.
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Semicarbazide.
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Name the functional group.
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Acetal
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Name the functional group.
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Ketal
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What is this and what is its pKa?
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TsOH (p-toluenesulfonic acid), pKa ~ -1
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What are the 4 categories of Carboxylic Acid reactions?
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1) Reactions at the carbonyl group
2) Reactions at the carboxylate group 3) Loss of the carboxy group as CO2 (decarboxylation) 4) Reactions involving the α-carbon |
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Name the functional group.
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Acyl chloride (acid chloride).
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What is a lactone?
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A cyclic ester.
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What's the difference between an amine and an amide?
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An amide has a carbonyl group, an amine does not.
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What is the pKa of a protonated amine?
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~10.6
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What is this and what is its pKa value?
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Amide
pKa ~15 |
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What is this compound? How is it made?
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Imine. It is made by reacting a primary amine with an aldehyde or ketone.
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What is this compound? How is it made?
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It is an enamine. "En-" for "alkene" (the nitrogen is attached to a carbon that is part of a double bond) and "amine" for the amine group. It is made by reacting a secondary amine with an aldehyde or a ketone.
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What is this and what is it used for?
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mCPBA (meta-chloroperbenzoic acid)
It is used to convert alkenes to epoxides. |
