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2-((2-tertbutoxycarbonylamino-3-(4-fluorophenyl)propionyl)-N-methylamino)-3-methylbutyric acid 2-(3-t-butyl-4-hydroxyphenyl)-1-(1,2,4-oxadiazol-5-yl)ethylamide → 2-((2-amino-3-(4-fluorophenyl)propionyl)-N-methylamino)-3-methylbutyric acid 2-(3-t-butyl-4-hydroxyphenyl)-1-(1,2,4-oxadiazol-5-yl)ethylamide

HRID 1988274
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인쇄 미리보기

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HRID 1988274 반응식
[C:1]([C:5]1[CH:6]=[C:7]([CH2:12][CH:13]([NH:19][C:20](=[O:46])[CH:21]([N:25]([C:27](=[O:45])[CH:28]([NH:37]C(OC(C)(C)C)=O)[CH2:29][C:30]2[CH:35]=[CH:34][C:33]([F:36])=[CH:32][CH:31]=2)[CH3:26])[CH:22]([CH3:24])[CH3:23])[C:14]2[O:18][N:17]=[CH:16][N:15]=2)[CH:8]=[CH:9][C:10]=1[OH:11])([CH3:4])([CH3:3])[CH3:2]>C(Cl)Cl.C(O)(C(F)(F)F)=O>[C:1]([C:5]1[CH:6]=[C:7]([CH2:12][CH:13]([NH:19][C:20](=[O:46])[CH:21]([N:25]([C:27](=[O:45])[CH:28]([NH2:37])[CH2:29][C:30]2[CH:35]=[CH:34][C:33]([F:36])=[CH:32][CH:31]=2)[CH3:26])[CH:22]([CH3:24])[CH3:23])[C:14]2[O:18][N:17]=[CH:16][N:15]=2)[CH:8]=[CH:9][C:10]=1[OH:11])([CH3:3])([CH3:4])[CH3:2]
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참가 물질

4

반응물 1

HCID 867609022-((2-tertbutoxycarbonylamino-3-(4-fluorophenyl)propionyl)-N-methylamino)-3-methylbutyric acid 2-(3-t-butyl-4-hydroxyphenyl)-1-(1,2,4-oxadiazol-5-yl)ethylamide

생성물 1

HCID 867609012-((2-amino-3-(4-fluorophenyl)propionyl)-N-methylamino)-3-methylbutyric acid 2-(3-t-butyl-4-hydroxyphenyl)-1-(1,2,4-oxadiazol-5-yl)ethylamide수율 99.7%

시약·촉매·용매 2

HCID 6344Dichloromethane용매
HCID 6422
Trifluoroacetic acid
용매

실험 절차

To a solution of 2-((2-tertbutoxycarbonylamino-3-(4-fluorophenyl)propionyl)-N-methylamino)-3-methylbutyric acid 2-(3-t-butyl-4-hydroxyphenyl)-1-(1,2,4-oxadiazol-5-yl)ethylamide (440 mg) in methylene chloride (5 ml), TFA (1 ml) was added under cooling with ice. The mixture was stirred at room temperature for 1 hour and evaporated to remove the solvent under reduced pressure; the thus obtained residue was subjected to silica gel column chromatography (developing solvent: methylene chloride:methanol=15:1), giving the titled compound (370 mg, 99%).

후처리

  1. temperatureunder cooling with ice
  2. customevaporated
  3. customto remove the solvent under reduced pressure

출처 및 근거

ORD 기록
ord-27bfe7723119483db72387433a7fc2a4
출처 데이터셋
uspto-grants-2009_06
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US07553969B1

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