Benzenesulfonyl chloride → (3-{[Benzenesulfonyl-(4-pyrazin-2-yl-benzyl)-amino]-methyl}-phenoxy)-acetic acid tert-butyl ester
Reaction equation
[C:1]([O:5][C:6](=[O:30])[CH2:7][O:8][C:9]1[CH:14]=[CH:13][CH:12]=[C:11]([CH2:15][NH:16][CH2:17][C:18]2[CH:23]=[CH:22][C:21]([C:24]3[CH:29]=[N:28][CH:27]=[CH:26][N:25]=3)=[CH:20][CH:19]=2)[CH:10]=1)([CH3:4])([CH3:3])[CH3:2].[C:31]1([S:37](Cl)(=[O:39])=[O:38])[CH:36]=[CH:35][CH:34]=[CH:33][CH:32]=1>>[C:1]([O:5][C:6](=[O:30])[CH2:7][O:8][C:9]1[CH:14]=[CH:13][CH:12]=[C:11]([CH2:15][N:16]([S:37]([C:31]2[CH:36]=[CH:35][CH:34]=[CH:33][CH:32]=2)(=[O:39])=[O:38])[CH2:17][C:18]2[CH:19]=[CH:20][C:21]([C:24]3[CH:29]=[N:28][CH:27]=[CH:26][N:25]=3)=[CH:22][CH:23]=2)[CH:10]=1)([CH3:4])([CH3:2])[CH3:3]Participants
3
Procedure
The title compound of Step A was prepared from {3-[(4-pyrazin-2-yl-benzylamino)-methyl]-phenoxy}-acetic acid tert-butyl ester, prepared in Step A of Example 13b, and benzenesulfonyl chloride following the method described in Example 3, Step B 1H NMR (400 MHz, CDCl3) δ 8.97 (s, 1H), 8.60 (m, 1H), 8.49 (m, 1H), 7.87 (m, 4H), 7.61-7.51 (m, 3H), 7.26-7.08 (m, 3H), 6.75 (m, 1H), 6.63 (m, 1H), 6.58 (m, 1H), 4.38 (s, 2H), 4.34 (s, 2H), 4.31 (s, 2H), 1.47 (s, 9H); MS 546 (M+1).
Sources & evidence
- ORD record
- ord-e88830a8b989478183dfe2f92d719519
- Source dataset
- uspto-grants-2002_12
- Patent number
- US06498172B1
Reaction notes
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