'Ch 3 ch' diaporamas de présentation

Chapter 20 Enols and Enolates

Chapter 20 Enols and Enolates. Aldehyde , Ketone , and Ester Enolates. O. CH 3 CH 2 CH 2 CH. Terminology. The reference atom is the carbonyl carbon. Other carbons are designated ? , ? , ? , etc. on the basis of their position with respect to the carbonyl carbon.

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Chapter 18 Enols and Enolates

Chapter 18 Enols and Enolates. 18.1 The ? -Carbon Atom and its pK a. O. CH 3 CH 2 CH 2 CH. Terminology. The reference atom is the carbonyl carbon. Other carbons are designated ? , ? , ? , etc . on the basis of their position with respect to the carbonyl carbon.

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Organic Chemistry

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??? ???????

??? ???????. exit. ????. ???? ?? ???? ????. ???? ?????. ??? ???????? ??? ??????? ??? ????? ??? ????? ??? ???????. ??? ????????. ???????. HC ?C- CH 3 C ?C- HC ?CCH 2 - ??? 1- ??? 2- ???

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West Midlands Chemistry Teaching Centre Haworth 101 2 nd May 2017

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Aldehydes and Ketones

Aldehydes and Ketones. Before you can learn about aldehydes and ketones, you must first know something about the nomenclature of carboxylic acids since many of the names of aldehydes and ketones are derived from the names of the corresponding carboxylic acids. Carboxylic acids:

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Chapter 4 Alkyl Halides

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Aromaticity hydrocarbons aliphatic aromatic alkanes alkenes alkynes

Aromaticity hydrocarbons aliphatic aromatic alkanes alkenes alkynes. Aliphatic hydrocarbons are open-chain and ring compounds that react like open chain compounds: saturated: alkanes and cycloalkanes (typical reaction = substitution)

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Addition of Hydrogen Halides to Conjugated Dienes

Addition of Hydrogen Halides to Conjugated Dienes. Electrophilic Addition to Conjugated Dienes. Proton adds to end of diene system Carbocation formed is allylic. +. H. X. H. H. H. H. H. H. H. H. H. H. H. Cl. H. H. Cl. H. H. H. H. H. H. H. H. Example:. H Cl. ?. ?.

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Enols

Enols. Keto-Enol Tautomerism?. Tautomerism v . - an interconversion between two structures that differ by the placement of an atom or group; in this case, an ? hydrogen atom ( H ). The ? -Carbon Atom and its Hydrogens. O. H. O. g. a. CH 3 CH 2 CH 2 CH. b. R. H. H. Terminology.

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The Open Air Factor

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