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Chemistry A level > Organic Mecanisms > Flashcards

Organic Mecanisms Flashcards

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1
Q

Alkene to Dibromoalkane

A

Addition reaction
Br2 & 20 degrees

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2
Q

Alkene to Alkane

A

Addition reaction
Hydrogen gas nickel catalyst 150 degrees and high pressure/hydrogen gas and platinum catalyst at RTP

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3
Q

Alkene to Primary alcohol

A

Electrophilic addition, hydrolysis
Cold H2O, H2SO4 catalyst and reflux,
Or H3PO4 catalyst, steam at 300 degrees.

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4
Q

Primary alcohol to alkene

A

Dehydration reaction, 170 degrees H2SO4 catalyst

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5
Q

Alkene to Bromoalkane

A

Hydrogen Bromide at 20 degrees

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6
Q

Alkane to Bromoalkane

A

Free radical chain reaction
UV and bromine

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7
Q

Bromoalkane to primary Amine

A

Nucleophilic substitution
Ammonia and reflux

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8
Q

Primary Amine to N-substituted Amide (secondary)

A

Nucleophilic substitution
Acyl chloride at room temperature

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9
Q

Bromoalkane (primary) to primary alcohol

A

Nucleophilic substitution
Warm NaOH and reflux

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10
Q

Bromoalkane (secondary) to Secondary alcohol

A

Nucleophilic substitution
Warm NaOH and reflux

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11
Q

Primary alcohol to Aldehyde

A

Oxidation reaction
K2Cr207 oxidising agent
Heat then distil

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12
Q

Aldehyde to carboxylic Acid

A

Oxidation reaction
(Primary alcohol > aldehyde >carboxylic acid)
K2CrO7 oxidising agent
Reflux

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13
Q

Secondary alcohol to ketone

A

Oxidation reaction
K2CR2O7 oxidising agent
H2SO4
Reflux

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14
Q

Ketone or aldehyde to Cyanohydrin

A

Nucleophilic addition
Hydrogen Cyanide (weak acid so dissociates to) N triple bond
C

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15
Q

Carboxylic acid to ester

A

Esterification reaction
H + catalyst
Reflux

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16
Q

Ester to carboxylic acid

A

Acid Hydrolysis or alkali hydrolysis reaction
Dilute acid or dilute alkali
Reflux

17
Q

Alcohol to ester

A

Nucleophilic substitution
Acyl chloride at room temperature

18
Q

Primary amide to carboxylic acid

A

Nucleophilic substitution
H + ions and heat

19
Q

Acyl Chloride to ester

A

Nucleophilic substitution
H + ions and heat
Alcohol at room temperature

Chemistry A level (2 decks)

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