5-(2,4-dichlorophenyl)-N-[(1R,2S)-2-ethoxy-2,3-dihydro-1H-inden-1-yl]-3,6-diethylpyrazin-2-amine → 5-(2-chloro-4-methoxyphenyl)-N-[(1R,2S)-2-ethoxy-2,3-dihydro-1H-inden-1-yl]-3,6-diethylpyrazin-2-amine
Reaction equation
[Cl:1][C:2]1[CH:7]=[C:6](Cl)[CH:5]=[CH:4][C:3]=1[C:9]1[N:10]=[C:11]([CH2:30][CH3:31])[C:12]([NH:17][C@@H:18]2[C:26]3[C:21](=[CH:22][CH:23]=[CH:24][CH:25]=3)[CH2:20][C@@H:19]2[O:27][CH2:28][CH3:29])=[N:13][C:14]=1[CH2:15][CH3:16].ClC1C=[C:37]([O:39]C)C=CC=1C1N=C(CC)C(N[C@@H]2C3C(=CC=CC=3)C[C@@H]2O)=NC=1CC>>[Cl:1][C:2]1[CH:7]=[C:6]([O:39][CH3:37])[CH:5]=[CH:4][C:3]=1[C:9]1[N:10]=[C:11]([CH2:30][CH3:31])[C:12]([NH:17][C@@H:18]2[C:26]3[C:21](=[CH:22][CH:23]=[CH:24][CH:25]=3)[CH2:20][C@@H:19]2[O:27][CH2:28][CH3:29])=[N:13][C:14]=1[CH2:15][CH3:16]Participants
3
Reactant 2
Product 1
Procedure
Following the procedure for the preparation of 5-(2,4-dichlorophenyl)-N-[(1R,2S)-2-ethoxy-2,3-dihydro-1H-inden-1-yl]-3,6-diethylpyrazin-2-amine but substituting (1R,2S)-1-{[5-(2-chloro-4-methoxyphenyl)-3,6-diethylpyrazin-2-yl]amino}-2,3-dihydro-1H-inden-2-ol and making non-critical variations provided the title compound as a pale yellow semi-solid. IR (liq.) 2971, 2935, 2875, 1606, 1565, 1480, 1440, 1391, 1287, 1230, 1206, 1183, 1091, 1079, 1044 cm−1; OAMS supporting ions at: ESI+ 452.1; MS (EI) m/z 451 (M+); MS (FAB) calcd for C26H30CLN3O2 +H1 452.2104, found 452.2100. [α]25D=−91 (c 0.39, methylene chloride); Anal. Calcd for C26H30ClN3O2: C, 69.09; H, 6.69; N, 9.30. Found: C, 69.04; H, 6.74; N, 9.30.
Sources & evidence
- ORD record
- ord-147b529ac2474e5191234c50523f767e
- Source dataset
- uspto-grants-2006_01
- Patent number
- US06992087B2
Reaction notes
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