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Hydrochloric Acid → ethyl (2Z)-3-{5-chloro-6-[(3R)-3-pyrrolidinylamino]-3-pyridinyl}-2-fluoroacrylate dihydrochloride

HRID 226438
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HRID 226438 반응식
[Cl:1][C:2]1[C:3]([NH:16][C@@H:17]2[CH2:21][CH2:20][N:19](C(OC(C)(C)C)=O)[CH2:18]2)=[N:4][CH:5]=[C:6](/[CH:8]=[C:9](\[F:15])/[C:10]([O:12][CH2:13][CH3:14])=[O:11])[CH:7]=1.[ClH:29]>O1CCOCC1.CCO>[ClH:1].[ClH:29].[Cl:1][C:2]1[CH:7]=[C:6](/[CH:8]=[C:9](\[F:15])/[C:10]([O:12][CH2:13][CH3:14])=[O:11])[CH:5]=[N:4][C:3]=1[NH:16][C@@H:17]1[CH2:21][CH2:20][NH:19][CH2:18]1
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참가 물질

5

반응물 2

HCID 313Hydrochloric AcidHCID 86603742tert-butyl (3R)-3-({3-chloro-5-[(1Z)-3-ethoxy-2-fluoro-3-oxo-1-propen-1-yl]-2-pyridinyl}amino)-1-pyrrolidinecarboxylate

생성물 1

HCID 86603743ethyl (2Z)-3-{5-chloro-6-[(3R)-3-pyrrolidinylamino]-3-pyridinyl}-2-fluoroacrylate dihydrochloride

시약·촉매·용매 2

HCID 702Ethanol용매HCID 312751,4-Dioxane용매

실험 절차

A mixture of tert-butyl (3R)-3-({3-chloro-5-[(1Z)-3-ethoxy-2-fluoro-3-oxo-1-propen-1-yl]-2-pyridinyl}amino)-1-pyrrolidinecarboxylate (2.34 g) and 4N hydrogen chloride in dioxane solution (11 ml) in EtOH (10 ml) was stirred at ambient temperature for 4 hours. IPE (100 ml) was added to a reaction mixture and the precipitate was collected by filtration to give ethyl (2Z)-3-{5-chloro-6-[(3R)-3-pyrrolidinylamino]-3-pyridinyl}-2-fluoroacrylate dihydrochloride (1.95 g).

후처리

  1. additionIPE (100 ml) was added to a reaction mixture
  2. filtrationthe precipitate was collected by filtration

출처 및 근거

ORD 기록
ord-a7bfa96585b8493489315fd07549fdd4
출처 데이터셋
uspto-grants-2009_07
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US07557127B2

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