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Diisopropylethylamine → Ethyl 2-((8-(benzyloxy)-5-(5-(tert-butoxycarbonylamino)-N-methylpentylsulfonamido)-1,6-naphthyridine-7-carboxamido)methyl)-5-fluorobenzoate

HRID 455311
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HRID 455311 반응식
[CH2:1]([O:8][C:9]1[C:10]([C:37](O)=[O:38])=[N:11][C:12]([N:19]([CH3:36])[S:20]([CH2:23][CH2:24][CH2:25][CH2:26][CH2:27][NH:28][C:29]([O:31][C:32]([CH3:35])([CH3:34])[CH3:33])=[O:30])(=[O:22])=[O:21])=[C:13]2[C:18]=1[N:17]=[CH:16][CH:15]=[CH:14]2)[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1.CN(C(ON1N=NC2C=CC=CC1=2)=[N+](C)C)C.F[P-](F)(F)(F)(F)F.CCN(C(C)C)C(C)C.Cl.[NH2:74][CH2:75][C:76]1[CH:86]=[CH:85][C:84]([F:87])=[CH:83][C:77]=1[C:78]([O:80][CH2:81][CH3:82])=[O:79]>ClCCl>[CH2:1]([O:8][C:9]1[C:10]([C:37]([NH:74][CH2:75][C:76]2[CH:86]=[CH:85][C:84]([F:87])=[CH:83][C:77]=2[C:78]([O:80][CH2:81][CH3:82])=[O:79])=[O:38])=[N:11][C:12]([N:19]([CH3:36])[S:20]([CH2:23][CH2:24][CH2:25][CH2:26][CH2:27][NH:28][C:29]([O:31][C:32]([CH3:33])([CH3:34])[CH3:35])=[O:30])(=[O:21])=[O:22])=[C:13]2[C:18]=1[N:17]=[CH:16][CH:15]=[CH:14]2)[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

6

반응물 4

HCID 81531DiisopropylethylamineHCID 2733084Methanaminium, N-((1H-benzotriazol-1-yloxy)(dimethylamino)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 67109674Ethyl 2-(aminomethyl)-5-fluorobenzoate hydrochlorideHCID 671099298-(benzyloxy)-5-(5-(tert-butoxycarbonylamino)-N-methylpentylsulfonamido)-1,6-naphthyridine-7-carboxylic acid

생성물 1

HCID 68009395
Ethyl 2-((8-(benzyloxy)-5-(5-(tert-butoxycarbonylamino)-N-methylpentylsulfonamido)-1,6-naphthyridine-7-carboxamido)methyl)-5-fluorobenzoate
수율 71%

시약·촉매·용매 1

HCID 6344Dichloromethane용매

실험 절차

To a solution of 8-(benzyloxy)-5-(5-(tert-butoxycarbonylamino)-N-methylpentylsulfonamido)-1,6-naphthyridine-7-carboxylic acid (Example 2.4; 3.82 mmol) in dichloro methane (38 ml) were added HBTU (4.58 mmol) and DIPEA (15.8 mmol). The mixture was stirred for 5 min at rt. Ethyl 2-(aminomethyl)-5-fluorobenzoate hydrochloride (Example 4; 4.58 mmol) was added portionwise at rt. The mixture was stirred overnight at rt. The product was extracted with CH2Cl2, dried over MgSO4 and concentrated. The crude product was purified by SiO2 column chromatography (AcOEt:Hex, 1:1) to afford the target compound in 71% yield.

후처리

  1. stirringThe mixture was stirred overnight at rt
  2. extractionThe product was extracted with CH2Cl2
  3. dry with materialdried over MgSO4
  4. concentrationconcentrated
  5. customThe crude product was purified by SiO2 column chromatography (AcOEt:Hex, 1:1)
  6. customto afford the target compound in 71% yield

출처 및 근거

ORD 기록
ord-4a66b0a27a144141b0e4cd7aae425fcc
출처 데이터셋
uspto-grants-2013_07
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08497270B2

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