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Sodium Carbonate → 1-(2,2-difluorobenzo[d][1,3]dioxol-5-yl)-N-(5-methyl-6-(3-oxo-1,3-dihydroisobenzofuran-5-yl)pyridin-2-yl)cyclopropanecarboxamide

HRID 2188964
Notizen
Druckvorschau

Reaktionsgleichung

Reaktionsgleichung von HRID 2188964
CC1(C)C(C)(C)OB([C:9]2[CH:17]=[C:16]3[C:12]([CH2:13][O:14][C:15]3=[O:18])=[CH:11][CH:10]=2)O1.Cl[C:21]1[N:26]=[C:25]([NH:27][C:28]([C:30]2([C:33]3[CH:43]=[CH:42][C:36]4[O:37][C:38]([F:41])([F:40])[O:39][C:35]=4[CH:34]=3)[CH2:32][CH2:31]2)=[O:29])[CH:24]=[CH:23][C:22]=1[CH3:44].C([O-])([O-])=O.[Na+].[Na+]>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.COCCOC>[F:41][C:38]1([F:40])[O:37][C:36]2[CH:42]=[CH:43][C:33]([C:30]3([C:28]([NH:27][C:25]4[CH:24]=[CH:23][C:22]([CH3:44])=[C:21]([C:9]5[CH:17]=[C:16]6[C:12](=[CH:11][CH:10]=5)[CH2:13][O:14][C:15]6=[O:18])[N:26]=4)=[O:29])[CH2:32][CH2:31]3)=[CH:34][C:35]=2[O:39]1
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Komponenten

6

Edukt 3

HCID 10340Sodium CarbonateHCID 59165796N-(6-chloro-5-methylpyridin-2-yl)-1-(2,2-difluorobenzo[d][1,3]dioxol-5-yl)cyclopropane-1-carboxamideHCID 591659366-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1(3H)-isobenzofuranone

Produkt 1

HCID 591661131-(2,2-difluorobenzo[d][1,3]dioxol-5-yl)-N-(5-methyl-6-(3-oxo-1,3-dihydroisobenzofuran-5-yl)pyridin-2-yl)cyclopropanecarboxamide

Reagenzien, Katalysatoren, Lösungsmittel

2
HCID 178418397HCID 178418397, VerbindungKatalysatorHCID 80711,2-DimethoxyethaneLösungsmittel

Reaktionsbedingungen

Temperatur
120 °C

Versuchsvorschrift

6-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)isobenzofuran-1(3H)-one (39 mg, 0.15 mmol), N-(6-chloro-5-methylpyridin-2-yl)-1-(2,2-difluorobenzo[d][1,3]dioxol-5-yl)cyclopropanecarboxamide (37 mg, 0.10 mmol) and Pd(PPh3)4 (6 mg, 0.005 mmol) were placed in a microwave vial. DME (1 mL) and saturated aq. Na2CO3 (100 μL) were added and the reaction vial was flushed with N2 and sealed. The reaction was heated in the microwave at 120° C. for 20 minutes before it was partitioned between ethyl acetate and H2O. The organic layer was filtered and concentrated. The residue was dissolved in DMSO and purified by reverse-phase HPLC to yield 1-(2,2-difluorobenzo[d][1,3]dioxol-5-yl)-N-(5-methyl-6-(3-oxo-1,3-dihydroisobenzofuran-5-yl)pyridin-2-yl)cyclopropanecarboxamide. ESI-MS m/z calc. 464.1. found 465.3 (M+1)+. Retention time 1.96 minutes. 1H NMR (400 MHz, DMSO-d6) δ 8.99 (s, 1H), 7.94-7.86 (m, 3H), 7.76-7.73 (m, 2H), 7.56 (d, J=1.5 Hz, 1H), 7.41-7.33 (m, 2H), 5.47 (s, 2H), 2.26 (s, 3H), 1.53-1.50 (m, 2H), 1.19-1.16 (m, 2H).

Aufarbeitung

  1. customthe reaction
  2. customvial was flushed with N2
  3. customsealed
  4. customwas partitioned between ethyl acetate and H2O
  5. filtrationThe organic layer was filtered
  6. concentrationconcentrated
  7. dissolutionThe residue was dissolved in DMSO
  8. custompurified by reverse-phase HPLC

Quellen und Nachweise

ORD-Eintrag
ord-af614bebf0a24f3495adcaffb71f1326
Quelldatensatz
uspto-grants-2012_12
DOI
10.6084/m9.figshare.5104873.v1
Patentnummer
US08324207B2

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