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TÓM TẮT LÝ THUYẾT HÓA HỮU CƠ - BÀI TẬP BỒI DƯỠNG HSGQG HÓA HỮU CƠ (BÀI TẬP HIĐROCACBON & DẪN XUẤT HIĐROCACBON)

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Gwto we«.: TkS.

4. Phương pháp Hantzch (Hantzch synthesis)

o

c o o E t T c r

o

NH,

L :NH,

COOEt

o

cr

+NH,

COOEt

±H+

OH

NH,

COOEt

C1

H,N.

OH

COOEt

-H+

r> ỉ-

er )

H,N

5. Phương pháp Knorr (Knorr synthesis)

OH

COOEt

-HC1

EtOOC

H- \\ //

E tooc/

o

^ỊỊ^^COOEt

o

+ '

NH.

COOEt

H2N

1

-H+

H+

COOEt

COOEt

EtOOC

H

A

\\

-H

Etooc

^COOEt

OH

x

6. Phương pháp Hinsberg (Hinsberg^. ynthesis)

E to o c

H

,N V ^COOEt

OH

COOEt

1. MeONa

2. H,0/HC1

H O OC^/S\_.COOH

f o H-OMe

EtOOC

s

eCr

/O Et

„ ►Etooc s V — -

MeOH n -MeO

Etooc s COOEt -----------.

tt . -MeOH

.H-OMe

MeCT

o i r

Ewnei^s' cooEt Me° * 'cooEt

_ -MeOH ^ - e EtOOC H , COOEt MeOH

'

-OH­

M A v MeCr

HC?

EtOOC

COOEt

H ,0

H+

HOOC

. Ä

COOH

.

c o u S u ờ oệ' tắ à n ắ / cố /u y M on ỷ c ố cổấu/ c ắ à u cà à d è ổuời/ ê iểh ỷ 2

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