Cesium carbonate → 1-(5-tert-butylisoxazol-3-yl)-3-{3-[7-methoxy-5-(tetrahydro-2H-pyran-4-yloxy)quinazolin-4-yloxy]phenyl}urea

HRID 871397Notes

Reaction equation

HRID 871397 reaction equation
[C:1]([C:5]1[O:9][N:8]=[C:7]([NH:10][C:11]([NH:13][C:14]2[CH:19]=[CH:18][CH:17]=[C:16]([OH:20])[CH:15]=2)=[O:12])[CH:6]=1)([CH3:4])([CH3:3])[CH3:2].Cl[C:22]1[C:31]2[C:26](=[CH:27][C:28]([O:39][CH3:40])=[CH:29][C:30]=2[O:32][CH:33]2[CH2:38][CH2:37][O:36][CH2:35][CH2:34]2)[N:25]=[CH:24][N:23]=1.C([O-])([O-])=O.[Cs+].[Cs+]>C(O)(C)C>[C:1]([C:5]1[O:9][N:8]=[C:7]([NH:10][C:11]([NH:13][C:14]2[CH:19]=[CH:18][CH:17]=[C:16]([O:20][C:22]3[C:31]4[C:26](=[CH:27][C:28]([O:39][CH3:40])=[CH:29][C:30]=4[O:32][CH:33]4[CH2:34][CH2:35][O:36][CH2:37][CH2:38]4)[N:25]=[CH:24][N:23]=3)[CH:15]=2)=[O:12])[CH:6]=1)([CH3:4])([CH3:2])[CH3:3]

Participants

5

Reactant 3

HCID 10796Cesium carbonateHCID 668765951-(5-Tert-butylisoxazol-3-yl)-3-(3-hydroxyphenyl)ureaHCID 859128834-chloro-7-(methyloxy)-5-(tetrahydro-2H-pyran-4-yloxy)quinazoline

Product 1

HCID 582678061-(5-tert-butylisoxazol-3-yl)-3-{3-[7-methoxy-5-(tetrahydro-2H-pyran-4-yloxy)quinazolin-4-yloxy]phenyl}ureaYield 28%

Reagents, catalysts & solvents 1

HCID 3776IsopropanolSolvent

Procedure

Using the procedure described in Example 92A Step 3, using 1-(5-tert-butylisoxazol-3-yl)-3-(3-hydroxyphenyl)urea (0.193 g, 0.7 mmol) from Example 1A, 4-chloro-7-methoxy-5-(tetrahydro-2H-pyran-4-yloxy)quinazoline from the previous step (0.212 g, 0.72 mmol), and Cs2CO3 (0.326 g, 1 mmol) in isopropanol (10 mL) at 60° C. for 4 hours, to afford 1-(5-tert-butylisoxazol-3-yl)-3-{3-[7-methoxy-5-(tetrahydro-2H-pyran-4-yloxy)quinazolin-4-yloxy]phenyl}urea as solid (0.104 g, 28%). 1H NMR (300 MHz, CDCl3) δ 9.4 (s, 1H), 8.58 (s, 1H), 7.94 (s, 1H), 7.56 (s, 1H), 7.37 (d and s, 2H), 6.95 (d and s, 2H), 6.59 (s, 1H), 5.89 (s, 1H), 4.76 (m 1H), 3.99 (m, 2H), 3.96 (s, 3H), 3.66 (m, 2H), 2.06 (m, 2H), 1.95 (m, 2H), 1.33 (s, 9H); LC-MS (ESI) m/z 534 (M+H)+.

Workup

  1. customat 60° C.
  2. customfor 4 hours

Sources & evidence

ORD record
ord-c26b60c639f546308fe7106af6bdcb34
Source dataset
uspto-grants-2015_03
Patent number
US08969587B2

Reaction notes

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