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7/18/2019 ALCANI http://slidepdf.com/reader/full/alcani-5692840b467f0 1/2 ALCANI NE=0 CnH2n+2 Metode de obtinere Radicalii alcanilor Propr fzice Propr chimice !Hidroliza "comp#$ilor or%anoma%nezieni "carb#rilor metalice 2!Aditia H2 la alchene &! Aditia H2 la cicloalcani '! R de $chimb"mic$orare de catena (! )inteza *#rtz"marire de catena "CH& MEIL "CH2" MEILEN "CH" MEIN  , "CH2"CH& EIL "CH"CH& EILI-EN  , H2C"CH2 EILEN  , , ")ARE -E A.RE.ARE/la temp obi$n#ite  C"C' .A1E  erm milocii C("C( LICH1I  erm $#periori PE)E C3 )4LI1I "M4LEC5LELE ALC )5N NEP4LARE=6 74RE -E -I)PER)IE "RAMI7ICAREA CAENEI MIC)4REA1A PC -E  7IER8ERE "PC -E 7IER8ERE CRE)C C5 20"&0 .RA-E P 7IECARE A -E C IN PL5) "LA I14ALC I14MERI9 )CA-EREAPC -E 7 E)E MAI MARE -ACA: E;i$ta 2 ramifcatii Rami< e$te mai apropaita de mar%inea cat principale Cele 2 rami< $#nt le%ate de acela$i C al cat princ9 n# de doi at de C di<erti "IN)4L58ILI IN APA9 -AR )4L58ILI IN )4LENI 4R. "ALC )4LI1I )I LICHI1I A5 -EN)>A APEI/093"09? "ALC .A14)I N5 A5 MIR4) P -EPI)AREA )CAPARIL4R -E .A1E  -IN C4N-5CE9 )E A-A5.A )58) 5RA MIR4)I4ARE9 C4MP5)I AI )5L75L5I N5MII MERCAPANI@ I! R -E )58)I5IE/de$< C"H ! HAL4.ENARE R"H + 2 =6 R" + H 2! NIRARE =6 NIR4-ERIAI ALI7AICI /R"N II! R -E I14MERI1ARE = R! NENIE)C5"reBer /de$<! C"C n"alcani "6 izoalcani AlCl&9 (0"00 %radeD III! R -E 4I-ARE ! AR-ERE=4 C4MPLEA CnH2n+2 + 3 n+1 2 42 =6 nC42 + /n+H24 + 2! 4 PARIALAFINC4MPLEA/Bezi reactiile in cai

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Page 1: ALCANI

7/18/2019 ALCANI

http://slidepdf.com/reader/full/alcani-5692840b467f0 1/2

ALCANI NE=0 CnH2n+2

Metode de obtinere Radicalii alcanilor Propr fzice Propr chimice!Hidroliza

"comp#$ilor or%anoma%nezieni

"carb#rilor metalice

2!Aditia H2 la alchene

&! Aditia H2 la cicloalcani

'! R de $chimb"mic$orare de catena

(! )inteza *#rtz"marire de catena

"CH& MEIL

"CH2" MEILEN

"CH" MEIN

  ,

"CH2"CH& EIL

"CH"CH& EILI-EN

  ,H2C"CH2 EILEN

  , ,

")ARE -E A.RE.ARE/la temp obi$n#ite

  C"C' .A1E

  erm milocii C("C( LICH1I

  erm $#periori PE)E C3 )4LI1I

"M4LEC5LELE ALC )5N NEP4LARE=6 74RE

-E -I)PER)IE

"RAMI7ICAREA CAENEI MIC)4REA1A PC -E

 7IER8ERE

"PC -E 7IER8ERE CRE)C C5 20"&0 .RA-E P

7IECARE A -E C IN PL5)

"LA I14ALC I14MERI9 )CA-EREAPC -E 7 E)E

MAI MARE -ACA:• E;i$ta 2 ramifcatii

• Rami< e$te mai apropaita de

mar%inea cat principale

• Cele 2 rami< $#nt le%ate de acela$i

C al cat princ9 n# de doi at de C di<erti

"IN)4L58ILI IN APA9 -AR )4L58ILI IN

)4LENI 4R.

"ALC )4LI1I )I LICHI1I A5 -EN)>A APEI/093"09?

"ALC .A14)I N5 A5 MIR4)

P -EPI)AREA )CAPARIL4R -E .A1E

 -IN C4N-5CE9 )E A-A5.A )58) 5RA

MIR4)I4ARE9 C4MP5)I AI )5L75L5I N5MII

MERCAPANI@

I! R -E )58)I5IE/de$< C"H! HAL4.ENARE R"H + 2 =6 R" + H2! NIRARE =6 NIR4-ERIAI ALI7AICI /R"N

II! R -E I14MERI1ARE = R! NENIE)C5"reBer/de$<! C"Cn"alcani "6 izoalcaniAlCl&9 (0"00 %radeD

III! R -E 4I-ARE! AR-ERE=4 C4MPLEA

CnH2n+2 +3n+1

2 42 =6 nC42 + /n+H24 +

2! 4 PARIALAFINC4MPLEA/Bezi reactiile in cai

Page 2: ALCANI

7/18/2019 ALCANI

http://slidepdf.com/reader/full/alcani-5692840b467f0 2/2