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chemistry > arene > Flashcards

arene Flashcards

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1
Q

omolog benzen

A

toluen

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2
Q

caracter aromatic

A

la 3 linii avem 3×2 =>6
e aromatic
daca avem 2 nuclee sunt 5 linii =>10
10/2=5 deci mai putin aromatic
3 nuclee sunt 7 =>14/2 =7 si mai putin

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3
Q

la 170-200 in prezenta Ni la +H2

A

rupe si face ciclohexan

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4
Q

caracteristici
arene

A

usurinta la substituție
NU se oxideaza cu KMnO4
NU reactioneaza cu apa de brom
NU polimerizeaza

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5
Q

metilbenzen sau

A

toluen

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6
Q

n-propilbenzen vs izo-propilbenzen

A

n la ultimu C
izo la al doilea

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7
Q

etEnilbenzen/vinilbenzen sau

A

stiren

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8
Q

stiren sau

A

etenilbenzen, vinilbenzen

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9
Q

CH2=CH2 la benzen

A

stiren
etenilbenzen
vinilbenzen

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10
Q

xilenul

A

cu 2CH3
la orto
meta
para

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11
Q

2nuclei benzen cu 5 linii

A

naftalen, naftalina

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12
Q

antracenul

A

3 nuclee benzen 7 linii

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13
Q

difenil

A

izolate cu nuclee

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14
Q

substitutie la nucleu

A

halogenare
nitrare
sulfonare
alchilare Friedel-Crafts
acilare Friedel-Crafts

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15
Q

substituție halogenare NUCLEU

A

catalizator FeCl3, AlCl3, FeBr3
catalizator HNO3 (pt I doar)

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16
Q

nitrare la nucleu

A

NO2 la benzen si eliminam H2O

17
Q

sulfonare nucleu

A

SO3H la benzen si h2o

18
Q

alchilare Friedel-Crafts

A

derivati halogenati elim HX
alchene
R-OH

19
Q

acilare Friedel-Crafts

A

cu acid carbox
clorura acida elim HCl
anhidrida acida

20
Q

ORTO orientare
PARA orientare

A

halogeni X
RADICALI -R
-OH
-NH2

21
Q

META orientare

A

-NO2
-SO3H
-COOH
C=O; CH=O
-CN

22
Q

max subst

A

6 -X
3 -R, -NO2, -SO3H

23
Q

TNT

A

4 C7H5N3O6 (g)
21 O2 (g)
=>
28 CO2 (g)
10 H2O
6 N2

24
Q

aditie arene

A

+H2
(Ni) 170-200
ciclo…

25
Q

aditie X

A

la fiecare C avem H si X

26
Q

oxidare arene

A

benzen cu 9/2O2 V2O5 500°
-2CO2 si -2H2O
=> [acid-h2o]=> ANHIDRIDA

27
Q

naftalina oxidare

A

acid ftalic
anhidrida ftalica

28
Q

oxidare ANTRACEN

A

K2Cr2O7/CH3-COOH
3 nuclee => cel din mijloc (=O)2 ANTRACHINONA

29
Q

halogenare la catena laterala

A

benzen-CH2Cl

30
Q

oxidare la catena laterală

A

ENERGICA => ACIZI aromatici
KMnO4/H2SO4

chemistry (14 decks)

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