Title: IR?????:
1??? ????
- ?????????
- ????????????
- ????????????
- ??????
- ???????
2????????????
- IR?????
- ????????(?m),?????(??/cm)
- ??????????T??
- ???????
- 1 ??????(????)
- 2 ?????? ,?? vs (very strong), s
(strong), - m (medium), w (weak), vw (very
weak), - b (broad) ,sh (sharp),v (variable)
?? - 3 ?????? (????????)
3(No Transcript)
4?????????
- ?????????
- ????0.752.5 ?m,133334000/cm,
???(???? ??????????) - ????2.525 ?m,4000400/cm,
?????(??????????) - ????25 ?m??, ???(?????????)
-
5????????????????? ?????????????
- ???????
- ???2.525?m,??4000400/cm???????,???????????
????????????
1????? ??????????
2???????????????????
6???????
7?????????
- ????????
- ???? -----?????? ?s
- ----??????? ?as
- ???? ----?????? ----???? ?s
-
-----???? ? - -----??????- ----?????
? -
-----???? ? - ?????? ?as gt ?s gt ?s
- ??? ? ? ???
- ???????????????????????????.
-
8????????
- ?n??????,????
- ????? 3n-5 ?
- ?????? 3n-6 ?
- ?????????IR????1????,???IR???????????????,???
- 1 ?????,????????????????
- 2 ??????????,??????(???)
- 3 ?????????????
- 4 ???????????
- 5 ?????,?????
9?????IR??
-
? ? ? ? - OCO OCO OCO OCO
- ? ? ? ? ?
? ? - ?????? ??????? ??????
?????? - ?????? 2349
667 667 - ??OCO? IR????2349 ? 667/cm ?????
10(No Transcript)
11IR?????????
- IR?????
- ????????(?m),?????(??/cm)
- ??????????T??
- ???????
- 1 ??????(????)
- 2 ?????? ,?? vs (very strong), s
(strong), - m (medium), w (weak) vw (very
weak), - b (broad) ,sh (sharp),v (variable)
?? - 3 ?????? (????????)
12????
13????
- ??????????????
- ????????????????????????????????V 0 ? V1
- ???(2?)??????????????????,??????????????,????????n
???2 ?????? - ????????????????(?? ? 1 ?2)??(?1 -
?2???????????????? - ??????????????????????
14?????????
15????????????
16????????????
17????????????
- ????????
- ??????????(FTIR)
- ???????
18??????????
??????
19FTIR??????
- ?????(???/?),????,?????(??601)?
- ????,????????,??????,??????
- ?????,???????,????????,???GC?LC???
- ???????,???45006cm-1
- ????,?????,?????0.05/cm
- ???????????
- ??????,????????????,?????
20???????
- 400-2500cm-1??X-H?????????
- 2500-2000cm-1???????????????
- 2000-1500cm-1??????????
- 1500-600cm-1???????C-H???????
21(No Transcript)
22???
- C-H??????????(?s)????????(?as)
,?3000-2800cm-1??,?as??s?????? - C-H?????1475-1300 cm-1 ,????????????1375 cm-1?
,?????????,???????? - C-C????800-720cm-1???-(CH2)n-???????, ngt4 725,
n3 729-726, - n2 743-734, n1 785-770
- C-C????1253-800cm-1, ??????????
23?????
24(No Transcript)
25(No Transcript)
26?????????
272,2,4-???????????
28(No Transcript)
29(No Transcript)
30???
31????
32?????????
33???????????????
- ????????,???????
- ???????????,???????
- ??????????????????,????10-20??-1?
- ??????????30??-1 ?
34?2-9 1-???????? 3060cm-1 ??CH????1820910cm
-1?? 1650cm-1 CC????995,905cm-1 CCH2
???????
35? 2-10 ?????2,2,5,5????????? a ?? b ??
36C-H???????????????????
37?????
- ??C-H????3340-3300??-1,??????????,?????
- C-C??????2100??-1 ,????,?????????,???????????????
??????,?????? - ?????,C-N?????????2300-2220??-1,???????,??????
38????
3340cm-1 ??CH????,3020cm-1
??CH???? 2115cm-1 CC??????
391-??
40????
- ???????????,????,1600cm-1???,?2000-1915cm-1?1100-1
000??-1?????????????,????900cm-1,??????,??????
41???
42????C-H??????????????????????
43 ???????????????????(??????)
44????????
45 ?????????
1630cm-1CC????1600,1580,1450cm-1??????
46a-?????????
47??????????(a. ?? b. ?? c. ??)
48???????
- 400-2500cm-1??X-H?????????
- 2500-2000cm-1???????????????
- 2000-1500cm-1??????????
- 1500-600cm-1???????C-H???????
49?????????
- ????????
- ???????
- ????????????
- ?????
- ??????????
- ???????(3600-1350),?????(1350-400)?
- ????,????
- ???????,???????
- ?????????,???????????????????????
- ???????????????????????????,??????????
50?????????????
- ?????(IR microscope)
- ??????????????(diffuse reflectance spectroscopy,
DRS) - ????????????????(attenuated total internal
reflectance FTIR,ATR-FTIR) - ??????(photoacoustic spectoscopu, PAS)
- ??????????/????(GC/IR)?????????????????
51????????????
? ?????B????????? I ???? II B???