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llms.txt · MCP 가이드개인정보처리방침 · 이용약관 · 지원v1.8.0
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Triethylamine → rac-(2R,3R,4R,5S)-4-(4-chloro-2,5-difluoro-phenyl)-3-(3-chloro-phenyl)-4-cyano-5-(2,2-dimethyl-propyl)-pyrrolidine-2-carboxylic acid tert-butyl ester

HRID 1806960
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HRID 1806960 반응식
[C:1]([O:5][C:6](=[O:15])[CH2:7]/[N:8]=[CH:9]/[CH2:10][C:11]([CH3:14])([CH3:13])[CH3:12])([CH3:4])([CH3:3])[CH3:2].[Cl:16][C:17]1[C:22]([F:23])=[CH:21][C:20](/[C:24](=[CH:27]/[C:28]2[CH:33]=[CH:32][CH:31]=[C:30]([Cl:34])[C:29]=2F)/[C:25]#[N:26])=[C:19]([F:36])[CH:18]=1.C(N(CC)CC)C.C1CCN2C(=NCCC2)CC1>ClCCl.C(O)(C)(C)C>[C:1]([O:5][C:6]([CH:7]1[CH:27]([C:28]2[CH:33]=[CH:32][CH:31]=[C:30]([Cl:34])[CH:29]=2)[C:24]([C:20]2[CH:21]=[C:22]([F:23])[C:17]([Cl:16])=[CH:18][C:19]=2[F:36])([C:25]#[N:26])[CH:9]([CH2:10][C:11]([CH3:14])([CH3:13])[CH3:12])[NH:8]1)=[O:15])([CH3:4])([CH3:3])[CH3:2]
참가 물질실험 절차출처 및 근거반응 노트

참가 물질

7

반응물 4

HCID 8471TriethylamineHCID 811841,8-Diazabicyclo(5.4.0)undec-7-eneHCID 59249676HCID 59249676, 화합물HCID 178444818HCID 178444818, 화합물

생성물 1

HCID 67297050rac-(2R,3R,4R,5S)-4-(4-chloro-2,5-difluoro-phenyl)-3-(3-chloro-phenyl)-4-cyano-5-(2,2-dimethyl-propyl)-pyrrolidine-2-carboxylic acid tert-butyl ester수율 95.5%

시약·촉매·용매

2
HCID 6344Dichloromethane용매HCID 6386tert-Butanol용매

실험 절차

In a manner similar to the method described in Example 1c, [3-methyl-but-(E)-ylideneamino]-acetic acid tert-butyl ester prepared in Example 1a (5 mmol) was reacted with give (Z)-2-(4-chloro-2,5-difluoro-phenyl)-3-(3-chloro-2-fluoro-phenyl)-acrylonitrile (1.3 g, 3 mmol) prepared in Example 109a, AgF (0.77 g, 6 mmol), and triethylamine (1.4 mL, 10 mmol) in dichloromethane (120 mL) at room temperature for 18 h, followed by the reaction with DBU (4.8 ml) in tert-butanol (20 mL) at 100° C. for 2 h to give rac-(2R,3R,4R,5S)-4-(4-chloro-2,5-difluoro-phenyl)-3-(3-chloro-phenyl)-4-cyano-5-(2,2-dimethyl-propyl)-pyrrolidine-2-carboxylic acid tert-butyl ester as a light yellow gum (1.5 g, 69%).

출처 및 근거

ORD 기록
ord-5d66d1790474415c84e0b99aa1030b11
출처 데이터셋
uspto-grants-2013_01
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08354444B2

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