Chapter 6,7- aldehydes and ketones Flashcards

1
Q

Boiling point

A

Alcohol> aldehydes and ketones> alkanes

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2
Q

Reactivity

A

Aldehydes> ketones

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3
Q

Acetal and ketal

A

From aldehydes and ketones respectively and have 2 OR groups

  • from aldehyde/ketone + excess alcohol or else get hemiacetal or hemiketal
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4
Q

Imines and enamine

A

Imine: RC=NHR’

Enamine is tautomerization of it with C=C NH

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5
Q

NaBH4

A

Reducing agent

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6
Q

Alpha hydrogens

A

Most acidic

-aldehyde> ketone

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7
Q

Themordynamic vs kinetic stability

A

Thermodynamic: between O and R grouo

Kinetic: not between

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8
Q

Aldol

A

Aldehyde + alcohol functional groups

  • formation: Cinitially x 2
  • react with strong base (ex:LDA) then strong acid

Reverse: add base

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