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Chemistry Final Exam Prep > Reaction mechanisms > Flashcards

Reaction mechanisms Flashcards

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1
Q

Cyclohexene + Br2=?

A

Trans Br substituents

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2
Q

Cyclohexene + H2 =?

A

Cis H substituents

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3
Q

Cyclohexene + H-X =?

A

Cis X substituent and hydrogen attach where db was

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4
Q

Epoxidation of an alkene process?

A

m-chloroperoxy-benzoic acid (Ch2Cl2 catalyst)

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5
Q

Epoxide to favorable form process?

A

H3O+ (H2O catalyst)

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6
Q

Cyclohexene + potassium permanganate with H2O and NaOH (basic solution)=?

A

OH substituents coming towards

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7
Q

Cyclohexene + potassium permanganate with H3O+ (acidic solution) =?

A

Unravelling of molecule and oxidation to substituents

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8
Q

Process of turning a monomer into a polymer?

A

Benzoyl peroxide + heat

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9
Q

benzene + Br2 process and products?

A

Process: Fe + catalyst
Product: One Br substituent and HBr

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10
Q

benzene + Br+ and FeBr4-=?

A

Br substituent on benzene and HBr and FeBr3

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11
Q

Chlorination:

Benzene + Cl2. Process and products?

A

FeCl3 (+catalyst)

Product: Cl substituent on benzene and HCl

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12
Q

Iodination:

Benzene + I+ (I2 and CuCl2)=?

A

Benzene with I substituent

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13
Q

Nitration:

Benzene + No2. Process and products?

A

Process: H2SO4 (+catalyst)
Products: NO2 substituent + H3O+

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14
Q

How do you turn a NO2 substituent into an NH2 substituent?

A

Step 1: Fe, H3O+

Step 2: OH-

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15
Q

Sulfonation:

Benzene+ SO3. Process and products?

A

Process: H2SO4 (+catalyst)
product: SO3H substituent

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16
Q

FC Alkylation

benzene + ChCH3Ch3 (+). Process and products?

A

Process: AlCl3
Products: ChCH3CH3 substituent and HCl

17
Q

FC Acylation

benzene+ CH3Cl0. Process and products?

A

Process: AlCl3 @ 80 degrees
Product: COCH3 substituent

18
Q

Adding a NO2 substituent to benzene when there is already another substituent attached process?

A

HNO3 (H2SO4 @25 degrees)

19
Q

Benzene with substituent is anything larger than methyl with KMNO4 in neutral solution.

A

COOH substituent

20
Q

CH3 substituents attatched to benzene. H2 Pt and ethanol?

A

CH3 substituents coming towards you.

21
Q

Cyclohexene to cyclohexane

A

H2 +Pd/c

22
Q

Cyclohexene to two trans OH substituents

A

mchloroperoxybenzoic acid + H3O+

23
Q

Cyclohexene to phenol

A

H2O, H2PO4 @ 250 degrees celcius

24
Q

Cyclohexene to two cis OH substituents

A

KMnO4 + NaOH

Chemistry Final Exam Prep (2 decks)

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