(1S,2S)-1-{[5-(2,4-dichlorophenyl)-3,6-diethylpyrazin-2-yl]amino}-2,3-dihydro-1H-inden-2-ol → (1R,2R)-1-{[5-(2,4-dichlorophenyl)-3,6-diethylpyrazin-2-yl]amino}-2,3-dihydro-1H-inden-2-ol
Reaction equation
[Cl:1][C:2]1[CH:7]=[C:6]([Cl:8])[CH:5]=[CH:4][C:3]=1[C:9]1[N:10]=[C:11]([CH2:28][CH3:29])[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[OH:27])=[N:13][C:14]=1[CH2:15][CH3:16].[N+](C1C=CC(C(O[C@@H]2CC3C(=CC=CC=3)[C@H]2NC2C(CC)=NC(C3C=CC(Cl)=CC=3Cl)=C(CC)N=2)=O)=CC=1)([O-])=O>>[Cl:1][C:2]1[CH:7]=[C:6]([Cl:8])[CH:5]=[CH:4][C:3]=1[C:9]1[N:10]=[C:11]([CH2:28][CH3:29])[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[OH:27])=[N:13][C:14]=1[CH2:15][CH3:16]Participants
3
Reactant 2
Product 1
Procedure
Following the procedure for the preparation of (1S,2S)-1-{[5-(2,4-dichlorophenyl)-3,6-diethylpyrazin-2-yl]amino}-2,3-dihydro-1H-inden-2-ol but substituting (1R,2R)-1-{[5-(2,4-dichlorophenyl)-3,6-diethylpyrazin-2-yl]amino}-2,3-dihydro-1H-inden-2-yl 4-nitrobenzoate and making non-critical variations provided the title compound as an off-white solid. IR (diffuse reflectance) 3326, 2976, 1572, 1550, 1503, 1472, 1449, 1435, 1399, 1358, 1198, 1074, 862, 819, 753 cm−1; OAMS supporting ions at: ESI+ 428.1; MS (EI) m/z 427 (M+); HRMS (FAB) calcd for C23H23CL2N3O+H1 428.1296, found 428.1295. [α]25D=112 (c 0.58, methylene chloride). Anal. Calcd for C23H23Cl2N3O: C, 64.49; H, 5.41; N, 9.81. Found: C, 64.60; H, 5.34; N, 9.75.
Sources & evidence
- ORD record
- ord-0b6068c8cf4947fc8d6eb7ca3f3f684b
- Source dataset
- uspto-grants-2006_05
- Patent number
- US07041672B2
Reaction notes
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