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furan

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5 6 5 1 2 3 4 5 furan 1 2 ... – PowerPoint PPT presentation

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Title: furan


1
?13?
2
?????????????
3
???
5???
4
3
4
3
3
4
2
5
2
5
2
5
1
1
1
??
??
??
furan
thiophene
pyrrole
4
3
4
3
3
4
2
5
1
1
2
5
2
5
1
??
??
??
thiazole
pyrazole
imidazole
??
???
?
?
isoxazole
oxazole
4
(No Transcript)
5
????
4
4
5
4
5
3
3
6
5
3
6
2
1
6
2
7
2
7
7
8
8
1
1
??
???
??
quinoline
isoquinoline
indole
??
?
acridine
3-??-2-???
(ß-??-a-???)
6
ß-????
(??????)
ß-?????
(????????)
N-??-5-????
5-????
7
4H-??
2H-??
7H-??
9H-??
(?????)
(????)
8
??5?6??????
1. ???
p?? 6(??4n2??)
???
9


??
??
??

p?? 6(??4n2??)
???
10
??????(????)
?????????????????
11
ß
(20)
????????????????
12
2. ???
13
-
(??)


pKb 7.1 2.5
17.5
14
?????3???????????
??
? gt ? gt ?
15
3. ???????
??
pKb2.8
pKb8.8
?
16
???????
???
????
???
??
(C) (U) (T)
17
??
???
???
(A) (G)
???
????
??
18
??
??
19
?????
??
????
??????
RNA
DNA
??
??
??? ??? ???? ???
??? ??? ??? ???
20
??????????(NAD)
21
??????????????
???
??
??
??
??????????????????????????
22

???(?????)
???
???
23
?????
????(SD)
24
????
670pm
690pm
230pm
240pm
??????
????????
?????
??????
???
????
25
????
?
??
??
??
??
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