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Potassium Phosphate, Tribasic → 5-cyclopropyl-N-methyl-6-[(methylsulfonyl)amino]-2-[4-(prop-1-en-2-yl)phenyl]-2H-indazole-3-carboxamide

HRID 1037537
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HRID 1037537 반응식
Br[C:2]1[CH:7]=[CH:6][C:5]([N:8]2[C:16]([C:17]([NH:19][CH3:20])=[O:18])=[C:15]3[C:10]([CH:11]=[C:12]([NH:24][S:25]([CH3:28])(=[O:27])=[O:26])[C:13]([CH:21]4[CH2:23][CH2:22]4)=[CH:14]3)=[N:9]2)=[CH:4][CH:3]=1.B1(C(C)=C)O[C:32](C)(C)[C:31](C)([CH3:36])O1.P([O-])([O-])([O-])=O.[K+].[K+].[K+].C1(P(C2CCCCC2)C2CCCCC2)CCCCC1>CC([O-])=O.CC([O-])=O.[Pd+2].O.C1(C)C=CC=CC=1>[CH:21]1([C:13]2[C:12]([NH:24][S:25]([CH3:28])(=[O:27])=[O:26])=[CH:11][C:10]3[C:15](=[C:16]([C:17]([NH:19][CH3:20])=[O:18])[N:8]([C:5]4[CH:6]=[CH:7][C:2]([C:31]([CH3:36])=[CH2:32])=[CH:3][CH:4]=4)[N:9]=3)[CH:14]=2)[CH2:23][CH2:22]1
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참가 물질

8

반응물 4

HCID 62657Potassium Phosphate, TribasicHCID 75806TricyclohexylphosphineHCID 109974264,4,5,5-Tetramethyl-2-(prop-1-en-2-yl)-1,3,2-dioxaborolaneHCID 56962687HCID 56962687, 화합물

생성물 1

HCID 675126445-cyclopropyl-N-methyl-6-[(methylsulfonyl)amino]-2-[4-(prop-1-en-2-yl)phenyl]-2H-indazole-3-carboxamide수율 36.2%

시약·촉매·용매

3
HCID 167845palladium(II) acetate촉매HCID 962Water용매HCID 1140Toluene용매

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온도
95 °C

실험 절차

2-(4-bromophenyl)-5-cyclopropyl-N-methyl-6-[(methylsulfonyl)amino]-2H-indazole-3-carboxamide (i) (30 mg, 0.065 mmol), 2-isopropenylboronic acid pinacol ester (37 μL, 0.20 mmol), potassium phosphate (55 mg, 0.26 mmol), tricyclohexylphosphine (3.5 mg, 0.013 mmol) and Pd(OAc)2 (2.1 mg, 0.0094 mmol) had degassed toluene (1 mL) and water (0.1 mL) added and the reaction was heated at 95° C. under argon for 5 h. The reaction mixture was concentrated to dryness and the residue was suspended in DMSO (1 mL), centrifuged, supernatant removed and purified by reverse phase flash column chromatography eluting with ACN/water (0-40-100%) affording 5-cyclopropyl-N-methyl-6-[(methylsulfonyl)amino]-2-[4-(prop-1-en-2-yl)phenyl]-2H-indazole-3-carboxamide (ii) as a white solid (10 mg, 27%).

후처리

  1. additionadded
  2. concentrationThe reaction mixture was concentrated to dryness
  3. customcentrifuged, supernatant removed
  4. custompurified by reverse phase flash column chromatography
  5. washeluting with ACN/water (0-40-100%)

출처 및 근거

ORD 기록
ord-fa5cd9f918a1472d90ef2971fd576fe1
출처 데이터셋
uspto-grants-2013_10
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08546389B2

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