有机合成9_百度文库
Có thể bạn quan tâm
航帆教育随堂知识题库
1
合成题
(I)
1
、
由甲苯、丙二酸二乙酯及必要试剂合成:
O
H
3
C
CH
2
CH
3
解:
CH
3
CH
3
CH
2
Cl
+ CH
2
O + HCl
ZnCl
2
( I )
(1) H
2
O/H
+
(2)
-CO
2
CH
2
(COOEt)
2
NaOC
2
H
5
-
CH(COOEt)
2
Na
+
( I )
H
3
C
CH
2
CH(COOEt)
2
(1) NaOC
2
H
5
(2) C
2
H
5
Br
H
3
C
CH
2
C(COOEt)
2
CH
2
CH
3
H
3
C
CH
2
CHCOOH
CH
2
CH
3
SOCl
2
H
3
C
CH
2
CHCH
2
CH
3
COCl
AlCl
3
CH
3
O
CH
2
CH
3
(TM)
2
、由
C
3
或
C
3
以下有机物合成:
O
COOH
O
解:
CH
3
CCH
3
O
NaOH ,
减压蒸馏
2
(CH
3
)
2
C=CHCCH
3
O
(II)
CH
2
(COOEt)
2
(2) ( II )
(1) NaOEt
(CH
3
)
2
C
CH
2
CCH
3
O
CH(COOEt)
2
(1) H
2
O/H
+
(2)
-CO
2
(CH
3
)
2
C
CH
2
CCH
3
O
CH
2
COOH
HCN
O
O
CN
- H
2
O
C
C
CH
3
O
HOO
C
HO
CN
CH
3
HOO
H
2
O/H
+
O
O
COOH
Từ khóa » Ch2(cooet)2 + Brch2ch2ch2br
-
In The Following Reaction Sequence CH2 - - (COOEt)2 - Toppr
-
In The Following Reaction Sequence CH2 (COOEt)2 + ... - Toppr
-
CH(2)(CO Oet)(2)+BrCH(2)CH(2)CH(2)Br Overset(NaOEt)underset ...
-
[{VOCl2(CH2(COOEt)2)}4] As A Molecular Precursor For ...
-
19.1 (a) Write A Mechanism For All Steps Of The Claisen Condensation
-
10:16:57 0 0.00 24 KB/S Physics Question P... - Organic Chemistry
-
[PDF] Aldehydes And Ketones - Amazon S3
-
[PDF] Chapter 13 取代羧酸
-
Document - StudyRes
-
[PDF] CHEM 330 Problem Set 2 1. Indicate The Approximate PKa Of The ...
-
[PDF] The Journal Of Organic Chemistry 1968 Volume.33 No.3
-
[PDF] Lewis Basicity And Affinity Scales : Data And Measurement
-
[PDF] Organic Seminar Abstracts - IDEALS @ Illinois