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Organics III > Organic Synthesis > Flashcards

Organic Synthesis Flashcards

1
Q

Dihalogenoalkane -> Diol

A

Reagent: Aqueous KOH
Condition: Heat under reflux
Type: Nuceleophillic Substitution

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2
Q

Alkene -> Dihalogenoalkane

A

Reagent: Br2/Cl2
Condition: Room temperature
Type: Electrophillic Addition

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3
Q

Alkene -> Diol

A

Reagent: Acidified KMnO4
Condition:
Type: Oxidation
Physical: Purple to Colourless

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4
Q

Alkene -> Alkane

A

Reagent: H2
Condition: Nickle catalyst 150 degrees
Type: Addition/Reduction

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5
Q

Alkene -> Halogenoalkane

A

Reagent: HBr/HCl
Condition:
Type: Electrophillic Addition

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6
Q

Alkene -> Alcohol

A

Reagent: H2O (Steam)
Catalyst: Conc H3PO4
Condition:
Type: Hydration

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7
Q

Alkene -> Poly(Alkene)

A

Reagent:
Condition:
Type:

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8
Q

Alcohol -> Bromoalkane

A

Reagent: 50% KBr
Catalyst: 50% Conc H2SO4
Condition: Heat under reflux
Type: Nucleophillic substitution

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9
Q

Alcohol -> Cholroalkane

A

Reagent: PCl5
Condition: Heat under reflux
Type: Nucleophillic substitution

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10
Q

Alcohol -> Iodoalkane

A

Reagent: Red phosphorus + I2 formed in situ (PI3)
Condition: Heat under reflux
Type: Nucleophillic substitution

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11
Q

Alcohol -> Alkene

A

Reagent: Conc H3PO4
Condition:
Type: Elimination +Dehydration

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12
Q

Alcohol -> Ester

A

Reagent: Carboxylic acid +H2SO4
Condition: Heat
Type: Esterfication
Notes: This is reversible

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13
Q

Primary Alcohol -> Aldehyde

A

Reagent: Excess Acidified potassium dichromate
Condition: Heat gently under distillation
Type: Oxidation
Physical: Orange -> Green

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14
Q

Primary Alcohol -> Carboxylic acid

A

Reagent: Excess Acidifed potassium dichromate
Condition: Heat under reflux
Type: Oxidation
Physical: Orange -> Green

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15
Q

Secondary alcohol -> Ketone

A

Reagent: Excess acidified potassium dichromate
Condition: Heat under reflux
Type: Oxidation

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16
Q

Aldehyde -> Carboxylic acid

A

Reagent: Excess acidifed potassium dichromate
Condition: Heat under reflux
Type: Oxidation

17
Q

Aldehyde -> Hyroxynirtrile

A

Reagent: KCN + HCN
Condition:
Type: Nucleophillic addition

18
Q

Ketone -> Hydroxynirtrile

A

Reagent: KCN + HCN
Condition:
Type: Nucleophillic addition

19
Q

Ketone -> Alcohol

A

Reagent: LiAlH4
Condition: In Dry ether
Type: Reduction

20
Q

Aldehyde -> Alcohol

A

Reagent: LiAlH4
Condition: In Dry ether
Type: Reducation

21
Q

Carboxylic Acid -> Ester

A

Reagent: Alcohol + H2SO4
Condition: Heat
Type: Esterfication
Note: This is reversible

22
Q

Carboxylic acid -> Acylchloride

A

Reagent: PCl5
Condition:
Type:
Physical: Misty white fumes of HCL

23
Q

Carboxylic acid -> Alcohol

A

Reagent: LiAlH4
Condition: In Dry ether
Type: Reduction

24
Q

Acyl Chloride -> Carboxylic acid

A

Reagent: H2O
Condition: Room Temperature
Type:

25
Q

Acyl Chloride -> Ester

A

Reagent: Alcohol
Condition: Room Temperature
Type:

26
Q

Acyl Chloride -> Secondary amide

A

Reagent: Primary amine
Condition: Room Temperature
Type:

27
Q

Acyl Chloride -> Primary amide

A

Reagent: NH3
Condition: Room Temperature
Type:

28
Q

Alkane -> Halogenoalkane

A

Reagent: Halogen
Condition: UV Light
Type: Free radical substitution

29
Q

Halogenoalkane -> Alcohol

A

Reagent: Aqueous KOH
Condition: Heat under reflux
Type: Nucleophilic substitution

30
Q

Halogenoalkane -> Alkene

A

Reagent: Ethanoic KOH
Condition: Heat under reflux
Type: Elimination

31
Q

Halogenoalkane -> Amine

A

Reagent: Alcocholic NH3
Condition: Under pressure
Type: Nucleophillic substitution

32
Q

Halogenoalkane -> Nitrile

A

Reagent: CN- and alcohol
Condition:
Type: Nuclephillic substitution

33
Q

Nitrile -> Amine

A

Reagent: LiAlH4
Condition:
Type: Reduction

34
Q

Nitrile -> Carboxylic acid

A

Reagent: HCl
Condition: Heat
Type: Acid Hydrolysis

35
Q

Amine -> Secondary/Tertiary amine

A

Reagent: Halogenoalkane
Condition:
Type: Nucleophilic substitution

36
Q

Amine -> Secondary Amide

A

Reagent: Acyl chloride
Condition: Room Temperature
Type: Nucleophillic addition + elimination

37
Q

Alkene -> Poly(Alkene)

A

Reagent: Catalyst
Condition: High pressure
Type: polymersiation

Organics III (3 decks)

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