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Triethylamine → Z-6-chloro-3-(4-chloro-benzylidene)-2-oxo-2,3-dihydro-indole-1-carboxylic acid ethyl ester

HRID 1727967
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HRID 1727967 반응식
[Cl:1][C:2]1[CH:10]=[C:9]2[C:5](/[C:6](=[CH:12]/[C:13]3[CH:18]=[CH:17][C:16]([Cl:19])=[CH:15][CH:14]=3)/[C:7](=[O:11])[NH:8]2)=[CH:4][CH:3]=1.Cl[C:21]([O:23][CH2:24][CH3:25])=[O:22].C(N(CC)CC)C>ClCCl>[CH2:24]([O:23][C:21]([N:8]1[C:9]2[C:5](=[CH:4][CH:3]=[C:2]([Cl:1])[CH:10]=2)/[C:6](=[CH:12]/[C:13]2[CH:14]=[CH:15][C:16]([Cl:19])=[CH:17][CH:18]=2)/[C:7]1=[O:11])=[O:22])[CH3:25]
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참가 물질

5

반응물 3

HCID 8471TriethylamineHCID 10928Ethyl chloroformateHCID 962924Z-6-chloro-3-(4-chloro-benzylidene)-1,3-dihydro-indol-2-one

생성물 1

HCID 66879338Z-6-chloro-3-(4-chloro-benzylidene)-2-oxo-2,3-dihydro-indole-1-carboxylic acid ethyl ester수율 73.3%

시약·촉매·용매 1

HCID 6344Dichloromethane용매

실험 절차

In a manner similar to the method described in example 4b, E/Z-6-chloro-3-(4-chloro-benzylidene)-1,3-dihydro-indol-2-one (3.3 g, 11.3 mmol) was reacted with ethyl chloroformate (1.62 mL, 17.0 mmol) and triethylamine (3.16 mL, 22.6 mmol) in dichloromethane to give E/Z-6-chloro-3-(4-chloro-benzylidene)-2-oxo-2,3-dihydro-indole-1-carboxylic acid ethyl ester as a yellow solid (Yield 3.0 g, 73%).

출처 및 근거

ORD 기록
ord-20a7a455a4a3432ba0fd5658785fdfb8
출처 데이터셋
uspto-grants-2009_02
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US07495007B2

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