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Piperidin-4-ol → 5-Chloro-1H-pyrrolo[2,3-c]pyridine-2-carboxylic acid [1-(S)-(4-fluorobenzyl)-2-(4-hydroxypiperidin-1-yl)-2-oxoethyl]amide

HRID 1693419
Notizen
Druckvorschau

Reaktionsgleichung

Reaktionsgleichung von HRID 1693419
[Cl:1][C:2]1[CH:3]=[C:4]2[CH:10]=[C:9]([C:11]([NH:13][C@@H:14]([CH2:18][C:19]3[CH:24]=[CH:23][C:22]([F:25])=[CH:21][CH:20]=3)[C:15]([OH:17])=O)=[O:12])[NH:8][C:5]2=[CH:6][N:7]=1.CN(C(ON1N=NC2C=CC=NC1=2)=[N+](C)C)C.F[P-](F)(F)(F)(F)F.[OH:50][CH:51]1[CH2:56][CH2:55][NH:54][CH2:53][CH2:52]1.CCN(C(C)C)C(C)C>CN(C=O)C>[F:25][C:22]1[CH:23]=[CH:24][C:19]([CH2:18][C@H:14]([NH:13][C:11]([C:9]2[NH:8][C:5]3=[CH:6][N:7]=[C:2]([Cl:1])[CH:3]=[C:4]3[CH:10]=2)=[O:12])[C:15]([N:54]2[CH2:55][CH2:56][CH:51]([OH:50])[CH2:52][CH2:53]2)=[O:17])=[CH:20][CH:21]=1
KomponentenVersuchsvorschriftAufarbeitungQuellen und NachweiseNotizen zur Reaktion

Komponenten

6

Edukt 4

HCID 79341Piperidin-4-olHCID 81531DiisopropylethylamineHCID 9886157Methanaminium, N-((dimethylamino)(3H-1,2,3-triazolo(4,5-b)pyridin-3-yloxy)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 597536992-(S)-[(5-Chloro-1H-pyrrolo[2,3-c]pyridine-2-carbonyl)amino]-3-(4-fluorophenyl)propionic acid

Produkt 1

HCID 11698677
5-Chloro-1H-pyrrolo[2,3-c]pyridine-2-carboxylic acid [1-(S)-(4-fluorobenzyl)-2-(4-hydroxypiperidin-1-yl)-2-oxoethyl]amide

Reagenzien, Katalysatoren, Lösungsmittel 1

HCID 6228DimethylformamideLösungsmittel

Versuchsvorschrift

Route A: To a solution of 2-(S)-[(5-chloro-1H-pyrrolo[2,3-c]pyridine-2-carbonyl)amino]-3-(4-fluorophenyl)propionic acid (EXAMPLE 228, 1.4 g, 3.87 mmol) in DMF (35 mL) was added HATU (1.77 g, 4.64 mmol) and the reaction stirred for 10 min. 4-Hydroxypiperidine (0.43 g, 4.26 mmol) was added, followed by DIPEA (0.8 mL, 4.64 mmol) and the reaction stirred at rt for 16 h. Solvent was removed in vacuo and the crude material partitioned between ethyl acetate (50 mL) and water (50 mL). The organics were washed with sodium bicarbonate (2×30 mL) and brine (2×30 mL), dried (MgSO4) and the solvent removed in vacuo. Purification by column chromatography (SiO2, 96:4 dichloromethane/methanol) gave the title compound. m/z (ES+)=445.15 [M+H]+; RT=3.24 min. Route B: The title compound was prepared as outlined in EXAMPLE 1 from 5-chloro-1H-pyrrolo[2,3-c]pyridine-2-carboxylic acid (Preparation 18) and 2-(S)-amino-3-(4-fluorophenyl)-1-(4-hydroxypiperidin-1-yl)propan-1-one hydrochloride (Preparation 20). The product was purified by chromatography on silica gel eluting with methanol/dichloromethane (1:19) to give the title compound as a pale yellow solid. δH (CD3OD): 1.08-1.19 (0.5H, m), 1.29-1.51 (1.5H, m), 1.54-1.62 (0.5H, m), 1.73-1.84 (1.5H, m), 3.06-3.36 (4H, m), 3.67-3.95 (2.5H, m), 4.03-4.10 (0.5H, m), 5.32 (1H, t), 6.97-7.04 (2H, m), 7.14 (1H, s), 7.26-7.33 (2H, m), 7.66 (1H, s), 8.55 (1H, s); m/z (ES+)=445 [M+H]+; RT=3.27 min.

Aufarbeitung

  1. stirringthe reaction stirred at rt for 16 h
  2. customSolvent was removed in vacuo
  3. customthe crude material partitioned between ethyl acetate (50 mL) and water (50 mL)
  4. washThe organics were washed with sodium bicarbonate (2×30 mL) and brine (2×30 mL)
  5. dry with materialdried (MgSO4)
  6. customthe solvent removed in vacuo
  7. customPurification by column chromatography (SiO2, 96:4 dichloromethane/methanol)

Quellen und Nachweise

ORD-Eintrag
ord-c8eb254d68074f49bef9010cb5a6f4b1
Quelldatensatz
uspto-grants-2012_04
DOI
10.6084/m9.figshare.5104873.v1
Patentnummer
US08158622B2

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