Organska hemija-pomoc

Submitted by Kristina 96 on Thu, 03/13/2014 - 18:30
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prikazati reakcije:1)dehidratacija 2-metil-1-propanola(140C)-treba da se dobije etar...

2)k-etanolat + 2 hlor-2-metil-propan

Hvala unapred. :D

milicaradenkovic's picture

milicaradenkovic - Thu, 03/13/2014 - 19:24

a) 2CH3CH(CH3)CH2OH(1400C)----------------------->CH3CH(CH3)CH2OCH2CH(CH3)CH3+H2O

b) CH3COOK+CH3C(CH3)ClCH3------------------->CH3COOC(CH3)3+KCl

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Kristina 96 - Sun, 03/16/2014 - 12:01

Kako se zovu dobijena jedinjena?

milicaradenkovic's picture

milicaradenkovic - Sun, 03/16/2014 - 12:15

b) CH3COOC(CH3)3- terc butil-etanoat

a) CH3CHCH3CH2OCH2CH(CH3)2- di-izobutil-etar

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Kristina 96 - Sun, 03/16/2014 - 12:16

Zasto k-etanokat nije CH3CH2OK?

milicaradenkovic's picture

milicaradenkovic - Sun, 03/16/2014 - 12:24

Etanoati su soli sircetne kiseline a zovu se jos i acetati.

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Kristina 96 - Sun, 03/16/2014 - 21:51

Da li su etanoati i etanolati isto?

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Kristina 96 - Sun, 03/16/2014 - 21:51

Ovde govorim o etanolatima!

milicaradenkovic's picture

milicaradenkovic - Sun, 03/16/2014 - 22:16

Izvini ja sam bila ubedjena da su u pitanju etanoati a ne etanolati.

CH3CH2OK+CH3C(CH3)ClCH3----------------------->CH3CH2OC(CH3)3+KCl

CH3CH2OC(CH3)3--etil-terc-butil-etar

 

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Kristina 96 - Sun, 03/16/2014 - 22:26

Ma nista,hvala :D

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Kristina 96 - Mon, 03/17/2014 - 11:06

Dehidratacija(140) 2-butanola,hvala unapred.

milicaradenkovic's picture

milicaradenkovic - Mon, 03/17/2014 - 14:05

CH3CHOHCH2CH3(1400C)------------------------>CH3CH=CHCH3

Sandra199595's picture

Sandra199595 - Tue, 12/06/2016 - 20:15

TrebM pomoc. napisatini imenovati proizbode dehidratacije 2-butanola uz Al2O3 i sta se dobije adicijom HBr