organic - Esterification Amide formation R OH O R' NH 2 R O...

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Molecules in biochemistry Biochemical molecules C, H, O, N, P, S Some trace elements example: Zn 2+ , Fe
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Review of Organic Functional Groups Don’t panic, its organic!
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Alkane single bonds nonpolar Key reaction: Combustion CH 3 -CH 2 -CH 3 + 5 O 2 ——> 3 CO 2 + 4 H 2 O + heat
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Alkenes: Contain double bonds Cis-trans Isomers
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Addition Reactions C C R4 R2 R1 R3 HX C C R1 R2 H X R3 R4 +
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Addition of water to alkene
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Alcohol OH H-bonding Nucleophilicity: electron pair donor
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Alcohols: Formation of Esters Carboxylic acid + alcohol -----> ester + water
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Carbonyl aldehydes and ketones polarity of carbonyl R H O R R O C O -- +
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Carbonyl reactions Nucleophilic and electrophilic additions oxidation R H O ox R O O
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Carbonyl reactions Hemiacetal and hemiketal formation (seen in sugars) R H O R'OH R OR' OH H aldehyde alcohol hemiacetal R1 R2 O R'OH R1 OR' OH R2 ketone alcohol hemiketal + +
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Carboxylic acids Weak acids H bonders R OH O R OH O OH- R O O water + +
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Carboxylic Acid reactions
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Unformatted text preview: Esterification Amide formation R OH O R' NH 2 R O N H R' water + + Amines Basicity H-bonding R N H H R N H H H + R N H H H + + Esters resonance thioesters phosphoesters R O O R' R O O R' <===> R O O R' R S O R' R O O PO 3 Amides Planarity hydrolysis R NHR' O R O N H R <===> R N O H R' R N O H R' R O O R'-NH 2 + Rings planarity hydrophobicity N N N N O N 3-D structure Stereoisomers Nonsuperimposable mirror images Stereospecificity Binding sites are specific to only one stereoisomer Reaction types Redox Rearrangements Forming or Breaking C-C bonds Condensation Group Transfers Redox Already discussed Rearrangements Forming or Breaking C-C bonds Condensation Already Discussed Group Transfers...
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This note was uploaded on 12/28/2011 for the course STEP 1 taught by Professor Dr.aslam during the Fall '11 term at Montgomery College.

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organic - Esterification Amide formation R OH O R' NH 2 R O...

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