?????????? CnH2n 2

1
???????????????????

• ?????????? CnH2n2
• ????????? Single bond
• Straight Chain
• Cyclic Compound
• Straight Chain ?????????????? C ??????? 4
  ????????????? isomer

2
??????????????????
3
??????????????????
4
(No Transcript)
5
(No Transcript)
6
??????????????????
7
??????????????????
8
???????????????????
9
???????????

• ???????????? C 1 ????? - C 4 ?????
• ????????? (?????) C 5 ????? - C 10 ?????
• ?????? ??? ??????? ??? Cyclo alkane
• ??????? ????????????? ???????????????????
• ???????? Isooctane n-heptane
  

10
???????????

• Kerosene C 12 -C 18 ?????? ?????????? ???
• Aromatic Compound
• ?????????????? C 16 - C 20
• ????????? C16 -C 24
• ????? C 18 -C 22

11
???????????? (Conformation) ?????????
Sawhorse projection Newman projection
12
????????????? Alkane

• ??????????????? ???????????? Hydrogenation
  of Alkene
• ????????????????????? ????????????
  Hydrolysis of Grignard Reagent

13
????????????? Alkane

• ??????????????? ???????????? Hydrogenation
  of Alkene
• ??????????????????????????????????????????????????
  ???????????? ??????????? ?? ??????
  ???????????????????????????? 2 ?????
  (?????????????????????)

14
????????????? Alkane

• ??????????????? ???????????? Hydrogenation
  of Alkene
• ??????????????????????????????????????????????????
  2 ????????????????????????????????????????????
  ??????????????????? (cis addition)

15
????????????? Alkane

• ??????????????? 2-methylbutane ?????? alkene
  ??????????????

16
????????????? Alkane

• ????????????????????? ????????????
  Hydrolysis of Grignard Reagent

• ??????????????? 2-methylbutane ?????? Grignard
  reagent

17
????????? ??? Alkane

• Halogenation

• X-X -----gt 2X. Initial Step
• X . R-H -----gt R. HX Chain Propagation
• R . X2 ------gt R-X X. Chain Propagation
• X . X . , R . R . ------gt Chain
  Termination

• UV

18
????????? ??? Alkane

• Oxidation
• CnH2n2 excessO2 --------gt nCO2 (n1)H2O
• Pyrolysis

19
???????????? Cyclic aliphatic hydrocarbon
20
??????? Cyclic aliphatic hydrocarbon
21
?????????? Cyclic aliphatic hydrocarbon
22
?????????? Cyclohexane

• cyclohexane ?? 2 ?????????? chair ??? boat

23
?????????? Cyclohexane

• cyclohexane ?? 2 ?????????? chair ??? boat