synthesis Flashcards

(17 cards)

1
Q

define synthesis

A

making something desired in more than 2 steps

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2
Q

define retrosynthesis

A

starts at desired end product and works back

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3
Q

if the carbon number has increased by 1, what step has to have occurred

A

nitrile added/substituted onto molecule

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4
Q

what 3 things can you do to alcohols in synthesis

A

oxidation
dehydration
substitution

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5
Q

what are typically the last steps in synthesis

A

making esters, amides

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6
Q

how to turn a nitrile into a carboxylic acid or form a carboxylic acid in general

A

add HCl

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7
Q

how to go from alkane to haloalkane

A

halogen and uv light
by free radical substitution

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8
Q

how to form an ester

A

alcohol and carboxylic acid
condensation reaction

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9
Q

from alkene to alkane

A

H2
nickel catalyst
423k
hydrogenation

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10
Q

alkene to haloalkane

A

halogen or hydrogen halide
room temp
electrophilic addition

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11
Q

from alkene to alcohol

A

steam
H3PO4
high temp and pressure
hydration

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12
Q

from primary alcohol to aldehyde

A

K2Cr2O7
distill
partial oxidation

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13
Q

secondary alcohol to ketone

A

K2Cr2O7
reflux
oxidation

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13
Q

primary alcohol to carboxylic acid

A

K2Cr2O7
reflux
full oxidation

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14
Q

from alcohol to (halide)oalkane

A

Na(halogen)
H2SO4
substitution

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15
Q

alcohol to alkene

A

conc H2SO4
heat
dehydration

16
Q

from haloalkane to alcohol

A

NaOH
nucleophilic substitution