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Sodium Carbonate → 3-[6-isopropyl-9-(1-methyl-1H-pyrazol-4-yl)-1-oxo-1,2-dihydrobenzo[c]-1,6-naphthyridin-4-yl]prop-2-ynamide

HRID 2193023
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HRID 2193023 반응식
Br[C:2]1[CH:24]=[CH:23][C:5]2[C:6]([CH:20]([CH3:22])[CH3:21])=[N:7][C:8]3[C:9]([C:15]#[C:16][C:17]([NH2:19])=[O:18])=[CH:10][NH:11][C:12](=[O:14])[C:13]=3[C:4]=2[CH:3]=1.[CH3:25][N:26]1[CH:30]=[C:29](B2OC(C)(C)C(C)(C)O2)[CH:28]=[N:27]1.C1C=CC(P(C2C=CC=CC=2)CCCP(C2C=CC=CC=2)C2C=CC=CC=2)=CC=1.C(Cl)Cl.C(=O)([O-])[O-].[Na+].[Na+]>Cl[Pd]Cl.CN(C=O)C>[CH:20]([C:6]1[C:5]2[CH:23]=[CH:24][C:2]([C:29]3[CH:28]=[N:27][N:26]([CH3:25])[CH:30]=3)=[CH:3][C:4]=2[C:13]2[C:12](=[O:14])[NH:11][CH:10]=[C:9]([C:15]#[C:16][C:17]([NH2:19])=[O:18])[C:8]=2[N:7]=1)([CH3:21])[CH3:22]
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참가 물질

7

반응물 4

HCID 10340Sodium CarbonateHCID 27739871-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazoleHCID 593756833-(9-Bromo-6-isopropyl-1-oxo-1,2-dihydrobenzo[c]-1,6-naphthyridin-4-yl)prop-2-ynamideHCID 86761722dppp CH2Cl2

생성물 1

HCID 593753663-[6-isopropyl-9-(1-methyl-1H-pyrazol-4-yl)-1-oxo-1,2-dihydrobenzo[c]-1,6-naphthyridin-4-yl]prop-2-ynamide

시약·촉매·용매 2

HCID 24290Palladium Chloride촉매HCID 6228Dimethylformamide용매

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온도
100 °C

실험 절차

3-(9-bromo-6-isopropyl-1-oxo-1,2-dihydrobenzo[c]-1,6-naphthyridin-4-yl)prop-2-ynamide (57 mg, 0.15 mmol), 1-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole (62 mg, 0.30 mmol), and PdCl2(dppp-CH2Cl2 adduct (24 mg, 0.030 mmol) were added to a vial, followed by DMF (1.8 ml) and aqueous sodium carbonate (2M) (0.15 ml, 0.30 mmol). The resulting suspension was purged with argon (subsurface bubbling) for 10 min, then heated in a microwave reactor at 100° C. for 30 min. The mixture was cooled, diluted with DMF, and filtered to remove salts. The solution was purified directly by preparative reverse phase HPLC eluting with an acetonitrile/water (with 0.05% TFA as a modifier) gradient, to afford 3-[6-isopropyl-9-(1-methyl-1H-pyrazol-4-yl)-1-oxo-1,2-dihydrobenzo[c]-1,6-naphthyridin-4-yl]prop-2-ynamide. 1H NMR (500 MHz, DMSO-D6) δ 12.15 (br s, 1H), 10.15 (s, 1H), 8.46 (d, 1H), 8.34 (s, 1H), 8.01-7.98 (overlapping m, 3H), 7.89 (br s, 1H), 7.56 (br s, 1H), 4.08 (septet, 1H), 3.92 (s, 3H), 1.41 (d, 6H). LRMS (ESI) calc'd for (C22H19N5O2) [M+H]+, 386.2; found 386.1.

후처리

  1. customThe resulting suspension was purged with argon (subsurface bubbling) for 10 min
  2. temperatureThe mixture was cooled
  3. additiondiluted with DMF
  4. filtrationfiltered
  5. customto remove salts
  6. customThe solution was purified directly by preparative reverse phase HPLC
  7. washeluting with an acetonitrile/water (with 0.05% TFA as a modifier) gradient

출처 및 근거

ORD 기록
ord-833670c25b884cabbb056b97224ad00d
출처 데이터셋
uspto-grants-2012_12
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08329722B2

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