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llms.txt · MCP 가이드개인정보처리방침 · 이용약관 · 지원v1.8.0
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1,2-Dichloroethane → 3,5-dichloro-4-((S)-2-(3-(cyclopropylmethoxy)-4-(difluoromethoxy)phenyl)-2-((S)-3-(3-formylbenzoyl)thiazolidine-2-carbonyloxy)ethyl)pyridine 1-oxide

HRID 1754311
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HRID 1754311 반응식
[Cl:1][C:2]1[CH:3]=[N+:4]([O-:34])[CH:5]=[C:6]([Cl:33])[C:7]=1[CH2:8][C@@H:9]([C:18]1[CH:23]=[CH:22][C:21]([O:24][CH:25]([F:27])[F:26])=[C:20]([O:28][CH2:29][CH:30]2[CH2:32][CH2:31]2)[CH:19]=1)[O:10][C:11]([C@H:13]1[NH:17][CH2:16][CH2:15][S:14]1)=[O:12].[CH:35]([C:37]1[CH:38]=[C:39]([CH:43]=[CH:44][CH:45]=1)[C:40](O)=[O:41])=[O:36].C(Cl)CCl>CN(C1C=CN=CC=1)C.CN(C=O)C.Cl>[Cl:1][C:2]1[CH:3]=[N+:4]([O-:34])[CH:5]=[C:6]([Cl:33])[C:7]=1[CH2:8][C@@H:9]([C:18]1[CH:23]=[CH:22][C:21]([O:24][CH:25]([F:27])[F:26])=[C:20]([O:28][CH2:29][CH:30]2[CH2:32][CH2:31]2)[CH:19]=1)[O:10][C:11]([C@H:13]1[N:17]([C:40](=[O:41])[C:39]2[CH:43]=[CH:44][CH:45]=[C:37]([CH:35]=[O:36])[CH:38]=2)[CH2:16][CH2:15][S:14]1)=[O:12]
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참가 물질

7

반응물 3

HCID 111,2-DichloroethaneHCID 120773-CarboxybenzaldehydeHCID 710925213,5-dichloro-4-((S)-2-(3-(cyclopropylmethoxy)-4-(difluoromethoxy)phenyl)-2-((S)-thiazolidine-2-carbonyloxy)ethyl)pyridine 1-oxide

생성물 1

HCID 867202713,5-dichloro-4-((S)-2-(3-(cyclopropylmethoxy)-4-(difluoromethoxy)phenyl)-2-((S)-3-(3-formylbenzoyl)thiazolidine-2-carbonyloxy)ethyl)pyridine 1-oxide수율 41.6%

시약·촉매·용매 3

HCID 142844-(Dimethylamino)pyridine촉매HCID 313Hydrochloric Acid용매HCID 6228Dimethylformamide용매

실험 절차

3,5-dichloro-4-((S)-2-(3-(cyclopropylmethoxy)-4-(difluoromethoxy)phenyl)-2-((S)-thiazolidine-2-carbonyloxy)ethyl)pyridine 1-oxide (Int 4, 208 mg, 0.389 mmol), 3-formylbenzoic acid (87 mg, 0.583 mmol), EDC (149 mg, 0.777 mmol), and DMAP (57.0 mg, 0.466 mmol) were dissolved in DMF (2 ml). The reaction was stirred at RT for 8 hours to achieve completion. The reaction mixture was diluted with HCl 1N, and the precipitate was filtered, washed with HCl 1N, dissolved in DCM and extracted with HCl 1N, Na2CO3 sat and brine. The organic phase was dried over Na2SO4 and concentrated under vacuum to give 3,5-dichloro-4-((S)-2-(3-(cyclopropylmethoxy)-4-(difluoromethoxy)phenyl)-2-((S)-3-(3-formylbenzoyl)thiazolidine-2-carbonyloxy)ethyl)pyridine 1-oxide (108 mg, 0.162 mmol, 41.6% yield). The compound was used in the next step without any further purification.

후처리

  1. filtrationthe precipitate was filtered
  2. washwashed with HCl 1N
  3. dissolutiondissolved in DCM
  4. extractionextracted with HCl 1N, Na2CO3
  5. dry with materialThe organic phase was dried over Na2SO4
  6. concentrationconcentrated under vacuum

출처 및 근거

ORD 기록
ord-2bda27c8398448e7b92a363a028c282e
출처 데이터셋
uspto-grants-2015_10
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US09169245B2

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