1-(Methylsulfonyl)piperazine → 1-(5-Tert-butylisoxazol-3-yl)-3-(3-(7-methoxy-6-(2-(4-(methylsulfonyl)piperazin-1-yl)ethoxy)quinazolin-4-ylthio)phenyl)urea

HRID 631317Notes

Reaction equation

HRID 631317 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]([S:20][C:21]3[C:30]4[C:25](=[CH:26][C:27]([O:35][CH3:36])=[C:28]([O:31][CH2:32][CH2:33]Cl)[CH:29]=4)[N:24]=[CH:23][N:22]=3)[CH:15]=2)=[O:12])[CH:6]=1)([CH3:4])([CH3:3])[CH3:2].[CH3:37][S:38]([N:41]1[CH2:46][CH2:45][NH:44][CH2:43][CH2:42]1)(=[O:40])=[O:39]>>[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]([S:20][C:21]3[C:30]4[C:25](=[CH:26][C:27]([O:35][CH3:36])=[C:28]([O:31][CH2:32][CH2:33][N:44]5[CH2:45][CH2:46][N:41]([S:38]([CH3:37])(=[O:40])=[O:39])[CH2:42][CH2:43]5)[CH:29]=4)[N:24]=[CH:23][N:22]=3)[CH:15]=2)=[O:12])[CH:6]=1)([CH3:4])([CH3:3])[CH3:2]

Participants

3

Reactant 2

HCID 7091611-(Methylsulfonyl)piperazineHCID 668767021-(5-Tert-butylisoxazol-3-yl)-3-(3-(6-(2-chloroethoxy)-7-methoxyquinazolin-4-ylthio)phenyl)urea

Product 1

HCID 582679791-(5-Tert-butylisoxazol-3-yl)-3-(3-(7-methoxy-6-(2-(4-(methylsulfonyl)piperazin-1-yl)ethoxy)quinazolin-4-ylthio)phenyl)ureaYield 21.3%

Procedure

The urea intermediate from Example 65A (200 mg, 0.38 mmol) and 1-methylsulfonyl-piperazine (187 mg, 1.14 mmol) in the manner described in Example 57B to afford 1-(5-tert-butylisoxazol-3-yl)-3-(3-(7-methoxy-6-(2-(4-(methylsulfonyl)piperazin-1-yl)ethoxy)quinazolin-4-ylthio)phenyl)urea as a colorless solid (53 mg, 21%). 1H NMR (300 MHz, DMSO-d6) δ 9.58 (brs, 1H), 8.99 (brs, 1H), 8.69 (s, 1H), 7.85 (s, 1H), 7.29-7.51 (m, 5H), 6.48 (s, 1H), 4.30-4.32 (m, 2H), 3.99 (s, 3H), 3.14-3.15 (m, 4H), 2.86-2.87 (m, 5H), 2.66-2.67 (m, 4H), 1.27 (s, 9H); LC-MS (ESI) m/z 656 (M+H)+.

Sources & evidence

ORD record
ord-db726f9216d94d28a18bf4c7b9ebb518
Source dataset
uspto-grants-2016_04
Patent number
US09320739B2

Reaction notes

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