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Hydrochloric Acid → N-({5-hydroxy-6-(1-methylethyl)-2-[(4'-nitro-2-biphenylyl)methyl]-3-oxo-2,3-dihydro-4-pyridazinyl}carbonyl)glycine

HRID 1822415
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HRID 1822415 반응식
Br[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][C:3]=1[CH2:8][N:9]1[C:14](=[O:15])[C:13]([C:16]([NH:18][CH2:19][C:20]([OH:22])=[O:21])=[O:17])=[C:12]([OH:23])[C:11]([CH:24]([CH3:26])[CH3:25])=[N:10]1.[N+:27]([C:30]1[CH:35]=[CH:34][C:33](B(O)O)=[CH:32][CH:31]=1)([O-:29])=[O:28].C(=O)([O-])[O-].[K+].[K+].Cl>O1CCOCC1.O.CO.C1C=CC([P]([Pd]([P](C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)([P](C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)[P](C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)=CC=1>[OH:23][C:12]1[C:11]([CH:24]([CH3:26])[CH3:25])=[N:10][N:9]([CH2:8][C:3]2[CH:4]=[CH:5][CH:6]=[CH:7][C:2]=2[C:33]2[CH:34]=[CH:35][C:30]([N+:27]([O-:29])=[O:28])=[CH:31][CH:32]=2)[C:14](=[O:15])[C:13]=1[C:16]([NH:18][CH2:19][C:20]([OH:22])=[O:21])=[O:17]
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

9

반응물 4

HCID 313Hydrochloric AcidHCID 11430Potassium CarbonateHCID 27735524-Nitrophenylboronic acidHCID 54739212N-{[2-[(2-Bromophenyl)methyl]-5-hydroxy-6-(1-methylethyl)-3-oxo-2,3-dihydro-4-pyridazinyl]carbonyl}glycine

생성물 1

HCID 54739201N-({5-hydroxy-6-(1-methylethyl)-2-[(4'-nitro-2-biphenylyl)methyl]-3-oxo-2,3-dihydro-4-pyridazinyl}carbonyl)glycine수율 49.2%

시약·촉매·용매 4

HCID 178418397HCID 178418397, 화합물촉매HCID 887Methanol용매HCID 962Water용매2회HCID 312751,4-Dioxane용매

실험 절차

To a 5 ml microwave tube was added N-{[2-[(2-bromophenyl)methyl]-5-hydroxy-6-(1-methylethyl)-3-oxo-2,3-dihydro-4-pyridazinyl]carbonyl}glycine (example 78(b), 75 mg, 0.177 mmol), (4-nitrophenyl)boronic acid (29.5 mg, 0.177 mmol), potassium carbonate (73.3 mg, 0.530 mmol), and tetrakis(triphenylphosphine)palladium (0) (6.13 mg, 5.30 μmol) in 1,4-Dioxane (1.5 ml) and Water (0.500 ml). The mixture was irradiated at 100° C. for 20 minutes. The reaction mixture was diluted with water (4 ml), acidified with 1N HCl (1 ml), and diluted with methanol (2 ml) then filtered to remove any residue followed by purification by HPLC chromatography (ODS silica, gradient 10-75% acetonitrile/water (0.1% TFA)) to afford the title compound N-({5-hydroxy-6-(1-methylethyl)-2-[(4′-nitro-2-biphenylyl)methyl]-3-oxo-2,3-dihydro-4-pyridazinyl}carbonyl)glycine (41 mg, 0.087 mmol, 49.2% yield) as a white powder. 1H NMR (400 MHz, DMSO-d6) d ppm 10.04 (t, J=5.43 Hz, 1H), 8.27 (ddd, J=9.03, 2.40, 2.21 Hz, 2 H), 7.69 (ddd, J=9.03, 2.40, 2.21 Hz, 2H), 7.37-7.48 (m, 2H), 7.20-7.34 (m, 2H), 5.27 (s, 2H), 4.03 (d, J=5.81 Hz, 2H), 3.10 (sept, J=6.86 Hz, 1H), 1.09 (d, J=6.82 Hz, 6 H). MS (ES+) m/e 467 [M+H]+.

후처리

  1. customThe mixture was irradiated at 100° C. for 20 minutes
  2. filtrationthen filtered
  3. customto remove any residue
  4. customfollowed by purification by HPLC chromatography (ODS silica, gradient 10-75% acetonitrile/water (0.1% TFA))

출처 및 근거

ORD 기록
ord-3c377dac65ee4c2d8d501e23678f090d
출처 데이터셋
uspto-grants-2009_10
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US07608621B2

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