Electrochemistry
Determine Products of Oxidative Cleavage
← Back to Alkenes
- Cleave the C=C
- Add O at the end of each dangling C=
- Check for H bonded to C on C=O (i.e. aldehydes); Add an O to each H directly bonded to C=O (i.e. convert the aldehyde to a carboxylic acid). If the C on C=O is directly bonded to 2H i.e. H2C=O, the fragment is oxidized completely to CO2
- If the conditions for the oxidation is alkaline (i.e. KMnO4/OH–), convert all –COOH to –COO– and CO2 to CO32–
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Example: Determine the products when 2-methyl-but-2-ene, (CH3)2C=CHCH3 is reacted with hot alkaline KMnO4.
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Substituent Effects
← Back to Arenes A substituent on a benzene ring can have 2 effects: activate or deactivate the ring i.e. cause the substituted benzene to be more reactive or less reactive than benzene direct the position of subsequent substitution i.e. 2,4-directing...
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Alkenes (notes)
← Back to Alkenes Hydrogenation Type of Reaction: Reduction/ Addition Hydrogenation is NOT an electrophilic addition reaction; the mechanism is solid state catalysed (adsorption) and does not involve an electrophile. Alkenes do not react...
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Alkenes
NOTES: Overview Notes TYPES OF QUESTIONS: Determine Products of Electrophilic Addition Reactions Determine Products of Oxidative Cleavage ...
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Assign Ph To Amino Acids
← Back to Amino Acids & Proteins Approach: Recall: pKa = – logKa [stronger acid = larger Ka/ smaller pKa] R–COOH is a stronger acid than R–NH3+ –COOH closer to –NH3+ is the stronger acid –NH3+ closer to –COOH is the stronger...
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Reactions
← Back to Organic Chemistry Problem-Solving Approach There are 4 types of questions: Given reactants + products → suggest reagents and conditions Given reactants + reagents → suggest products Given new reaction (Grignard, Killiani-Fishcer,...
Electrochemistry