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Potassium Phosphate, Tribasic → 2-(6-tert-butyl-8-fluoro-1-oxophthalazin-2(1H)-yl)-6-(5-(5-(4-isopropylpiperazin-1-yl)pyridin-2-ylamino)-1-methyl-6-oxo-1,6-dihydropyridazin-3-yl)benzyl acetate

HRID 1431103
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HRID 1431103 반응식
Cl[C:2]1[CH:3]=[C:4]([NH:10][C:11]2[CH:16]=[CH:15][C:14]([N:17]3[CH2:22][CH2:21][N:20]([CH:23]([CH3:25])[CH3:24])[CH2:19][CH2:18]3)=[CH:13][N:12]=2)[C:5](=[O:9])[N:6]([CH3:8])[N:7]=1.[C:26]([O:29][CH2:30][C:31]1[C:36](B2OC(C)(C)C(C)(C)O2)=[CH:35][CH:34]=[CH:33][C:32]=1[N:46]1[N:55]=[CH:54][C:53]2[C:48](=[C:49]([F:60])[CH:50]=[C:51]([C:56]([CH3:59])([CH3:58])[CH3:57])[CH:52]=2)[C:47]1=[O:61])(=[O:28])[CH3:27].[O-]P([O-])([O-])=O.[K+].[K+].[K+].CC(C1C=C(C(C)C)C(C2C=CC=CC=2P(C2CCCCC2)C2CCCCC2)=C(C(C)C)C=1)C>O1CCOCC1.O.C1C=CC(/C=C/C(/C=C/C2C=CC=CC=2)=O)=CC=1.C1C=CC(/C=C/C(/C=C/C2C=CC=CC=2)=O)=CC=1.C1C=CC(/C=C/C(/C=C/C2C=CC=CC=2)=O)=CC=1.[Pd].[Pd]>[C:26]([O:29][CH2:30][C:31]1[C:36]([C:2]2[CH:3]=[C:4]([NH:10][C:11]3[CH:16]=[CH:15][C:14]([N:17]4[CH2:22][CH2:21][N:20]([CH:23]([CH3:25])[CH3:24])[CH2:19][CH2:18]4)=[CH:13][N:12]=3)[C:5](=[O:9])[N:6]([CH3:8])[N:7]=2)=[CH:35][CH:34]=[CH:33][C:32]=1[N:46]1[N:55]=[CH:54][C:53]2[C:48](=[C:49]([F:60])[CH:50]=[C:51]([C:56]([CH3:58])([CH3:57])[CH3:59])[CH:52]=2)[C:47]1=[O:61])(=[O:28])[CH3:27]
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참가 물질

8

반응물 4

HCID 62657Potassium Phosphate, TribasicHCID 111557942-Dicyclohexylphosphino-2',4',6'-triisoprophylbiphenylHCID 594737692-(6-(tert-Butyl)-8-fluoro-1-oxophthalazin-2(1H)-yl)-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzyl acetateHCID 667422216-chloro-4-(5-(4-isopropylpiperazin-1-yl)pyridin-2-ylamino)-2-methylpyridazin-3(2H)-one

생성물 1

HCID 66743191
2-(6-tert-butyl-8-fluoro-1-oxophthalazin-2(1H)-yl)-6-(5-(5-(4-isopropylpiperazin-1-yl)pyridin-2-ylamino)-1-methyl-6-oxo-1,6-dihydropyridazin-3-yl)benzyl acetate
수율 78%

시약·촉매·용매 3

HCID 9811564Bis(dibenzylideneacetone)palladium촉매HCID 962Water용매HCID 312751,4-Dioxane용매

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온도
125 °C

실험 절차

6-Chloro-4-(5-(4-isopropylpiperazin-1-yl)pyridin-2-ylamino)-2-methylpyridazin-3(2H)-one (123 mg, 340 μmol, Eq: 1.2), 2-(6-tert-butyl-8-fluoro-1-oxophthalazin-2(1H)-yl)-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzyl acetate (140 mg, 283 μmol, Eq: 1.00), potassium phosphate tribasic (180 mg, 850 μmol, Eq: 3.00) and X-PHOS (13.5 mg, 28.3 μmol, Eq: 0.10) were dissolved in dioxane (10 ml) and water (1.0 mL). The reaction was degassed with Ar. Pd2(dba)3 (13.0 mg, 14.2 μmol, Eq: 0.05) was added and the reaction was heated to 125° C. for 30 min in the microwave. The solution was dried over MgSO4 and filtered. Concentrated in vacuo. The crude material was purified by flash chromatography (silica gel, 12 g, 0% to 5% MeOH/DCM gradient) to give 2-(6-tert-butyl-8-fluoro-1-oxophthalazin-2(1H)-yl)-6-(5-(5-(4-isopropylpiperazin-1-yl)pyridin-2-ylamino)-1-methyl-6-oxo-1,6-dihydropyridazin-3-yl)benzyl acetate (153 mg, 78%). LC/MS-ESI observed [M+H]+ 695.

후처리

  1. customThe reaction was degassed with Ar
  2. dry with materialThe solution was dried over MgSO4
  3. filtrationfiltered
  4. concentrationConcentrated in vacuo
  5. customThe crude material was purified by flash chromatography (silica gel, 12 g, 0% to 5% MeOH/DCM gradient)

출처 및 근거

ORD 기록
ord-1f43d5ec6cae498ba5df11def1f70776
출처 데이터셋
uspto-grants-2015_01
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08940741B2

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