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Lestay
@Lestay
July 2022
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Осуществите превращения, пожалуйста...
а) 1-бромпропан--X1(KMnO44,H2O, t)--ацетат калия (KOHспл)--X2--этин--бензол;
б) Этин(C, t)--X1(C2H2Cl, AlCl3)--X2(Cl2, hv)--X3--стирол--полистирол
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tomochkasinits
А) CH2Br-CH2-CH3 + KOH ->CH2=CH-CH3 +KBr+H2O
CH2=CH-CH3 +KMnO4 +H2O -> CH3-COOK + K2CO3 +MnO2 +KOH
CH3-COOK +KOH t-> CH4 + K2CO3
2CH4->C2H2+3H2
3C2H2 t-> C6H6
б)3C2H2 t-> C6H6
C6H6 + C2H5Cl-> C6H5-C2H5+HCl
C6H5-C2H5 +Cl2-.C6H5-CHCl-CH3 +HCl
C6H5-CHCl-CH3 +KOH -> C6H5-CH=CH2 +KCl+H2O
nC6H5-CH=CH2 -> (-CH-CH2-)n
I
C6H5
3 votes
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Answers & Comments
CH2=CH-CH3 +KMnO4 +H2O -> CH3-COOK + K2CO3 +MnO2 +KOH
CH3-COOK +KOH t-> CH4 + K2CO3
2CH4->C2H2+3H2
3C2H2 t-> C6H6
б)3C2H2 t-> C6H6
C6H6 + C2H5Cl-> C6H5-C2H5+HCl
C6H5-C2H5 +Cl2-.C6H5-CHCl-CH3 +HCl
C6H5-CHCl-CH3 +KOH -> C6H5-CH=CH2 +KCl+H2O
nC6H5-CH=CH2 -> (-CH-CH2-)n
I
C6H5