Sodium Carbonate → Tert-butyl 3-(3-(1-(2,2-difluorobenzo[d][1,3]dioxol-5-yl)cyclopropanecarboxamido)isoquinolin-1-yl)benzoate

HRID 1023401Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 1023401
Br[C:2]1[C:11]2[C:6](=[CH:7][CH:8]=[CH:9][CH:10]=2)[CH:5]=[C:4]([NH:12][C:13]([C:15]2([C:18]3[CH:28]=[CH:27][C:21]4[O:22][C:23]([F:26])([F:25])[O:24][C:20]=4[CH:19]=3)[CH2:17][CH2:16]2)=[O:14])[N:3]=1.[C:29]([O:33][C:34]([C:36]1[CH:37]=[C:38](B(O)O)[CH:39]=[CH:40][CH:41]=1)=[O:35])([CH3:32])([CH3:31])[CH3:30].C([O-])([O-])=O.[Na+].[Na+]>COCCOC.C(OCC)(=O)C.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>[F:25][C:23]1([F:26])[O:22][C:21]2[CH:27]=[CH:28][C:18]([C:15]3([C:13]([NH:12][C:4]4[N:3]=[C:2]([C:40]5[CH:41]=[C:36]([CH:37]=[CH:38][CH:39]=5)[C:34]([O:33][C:29]([CH3:31])([CH3:32])[CH3:30])=[O:35])[C:11]5[C:6]([CH:5]=4)=[CH:7][CH:8]=[CH:9][CH:10]=5)=[O:14])[CH2:17][CH2:16]3)=[CH:19][C:20]=2[O:24]1

Komponenten

7

Edukt 3

HCID 10340Sodium CarbonateHCID 2773299(3-((Tert-butoxy)carbonyl)phenyl)boronic acidHCID 57732996N-(1-Bromoisoquinolin-3-yl)-1-(2,2-difluorobenzo[d][1,3]dioxol-5-yl)cyclopropanecarboxamide

Produkt 1

HCID 57733033Tert-butyl 3-(3-(1-(2,2-difluorobenzo[d][1,3]dioxol-5-yl)cyclopropanecarboxamido)isoquinolin-1-yl)benzoateAusbeute 97,1 %

Reagenzien, Katalysatoren, Lösungsmittel 3

HCID 178418397HCID 178418397, VerbindungKatalysatorHCID 80711,2-DimethoxyethaneLösungsmittelHCID 8857Ethyl AcetateLösungsmittel

Reaktionsbedingungen

Temperatur
80 °C

Versuchsvorschrift

To N-(1-bromoisoquinolin-3-yl)-1-(2,2-difluorobenzo[d][1,3]dioxol-5-yl)cyclopropanecarboxamide (508 mg, 1.14 mmol) in 1,2-dimethoxyethane (11 mL) was added 3-(tert-butoxycarbonyl)phenylboronic acid (328 mg, 1.48 mmol), tetrakis(triphenylphosphine)palladium (0) (131 mg, 0.114 mmol), and 2 M Na2CO3 (1.71 mL, 3.41 mmol). The mixture was heated at 80° C. overnight before it was diluted with ethyl acetate (10 mL) and washed with water (20 mL). The organics were dried over Na2SO4 and evaporated. The resulting crude material was purified by silica gel chromatography eluting with 0-10% ethyl acetate in hexanes to yield tert-butyl 3-(3-(1-(2,2-difluorobenzo[d][1,3]dioxol-5-yl)cyclopropanecarboxamido)isoquinolin-1-yl)benzoate (603 mg, 97%). ESI-MS m/z calc. 544.6. found 545.3 (M+1)+. Retention time 2.76 minutes.

Aufarbeitung

  1. washwashed with water (20 mL)
  2. dry with materialThe organics were dried over Na2SO4
  3. customevaporated
  4. customThe resulting crude material was purified by silica gel chromatography
  5. washeluting with 0-10% ethyl acetate in hexanes

Quellen und Nachweise

ORD-Eintrag
ord-7d4acf310c9d48819793bff068c9e6bf
Quelldatensatz
uspto-grants-2014_05
Patentnummer
US08722704B2

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