3.3.14- Organic synthesis (PAPER 2) Flashcards

1
Q

How to go from alcohol to aldehyde?

A

K2Cr2O7, H2SO4, heat primary alcohol in distillation apparatus

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2
Q

How to go from aldehyde to alcohol?

A

NaBH4 in methanol and water (reducing agent)

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3
Q

How to go from aldehyde to carboxylic acid?

A

K2Cr2O7, H2SO4, reflux apparatus

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4
Q

How to go from alcohol to ketone?

A

K2Cr2O7, H2SO4, heat secondary alcohol in reflux apparatus

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5
Q

How to go from ketone to alcohol?

A

NaBH4 in methanol and water (reducing agent)

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6
Q

How to go from alcohol to alkene?

A

Conc H2SO4/ H3PO4 and heat

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7
Q

How to go from alkene to alcohol?

A

Steam, H3PO4 catalyst, 60atm, 300 degrees C

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8
Q

How to go from alcohol to haloalkane?

A

Sodium halide (NaCl, NaBr etc), H2SO4, 20 degrees C

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9
Q

How to go from haloalkane to alcohol?

A

Warm NaOH, water, under reflux

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10
Q

How to go from alkane to haloalkane?

A

Halogen (X2) and UV light

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11
Q

How to go from alkene to haloalkane?

A

Hydrogen halide (HX) and 20 degrees C

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12
Q

How to go from haloalkane to alkene?

A

KOH, ethanol, reflux apparatus

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13
Q

How to go from alkene to dihaloalkane?

A

Halogen (X2) and 20 degrees C

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14
Q

How to go from alkene to alkane?

A

H2, Ni catalyst, 150 degrees C

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15
Q

How to go from haloalkane to nitrile?

A

KCN, ethanol, reflux apparatus

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16
Q

How to go from nitrile to primary amine?

A

LiAlH4 + dilute H2SO4

17
Q

How to go from haloalkane to primary amine?

A

NH3 + heat

18
Q

How to go from haloalkane to secondary/tertiary amine and quaternary ammonium salt?

A

NH3 + heat

19
Q

How to go from aldehyde/ ketone to hydroxynitrile?

A

KCN, H2SO4 at 20 degrees C

20
Q

How to go from acid chloride/ anhydride to carboxylic acid?

A

H2O at 20 degrees C

21
Q

How to go from carboxylic acid to ester?

A

Conc H2SO4, alcohol, heat catalyst

22
Q

How to go from an ester to a carboxylic acid?

A

Dilute H2SO4, H2O,