Trifluoroacetic acid → HCID 59753804, compound
Reaction equation
C([O:5][C:6](=[O:40])[CH2:7][N:8]1[C:16]2[C:11](=[CH:12][C:13]([F:17])=[CH:14][CH:15]=2)[C:10]([C:18]2[C:23]3[CH:24]=[CH:25][CH:26]=[CH:27][C:22]=3[S:21](=[O:29])(=[O:28])[N:20]([CH2:30][CH2:31][O:32][C:33]3[CH:38]=[CH:37][CH:36]=[CH:35][CH:34]=3)[N:19]=2)=[C:9]1[CH3:39])(C)(C)C.C(O)(C(F)(F)F)=O>>[O:32]([CH2:31][CH2:30][N:20]1[N:19]=[C:18]([C:10]2[C:11]3[C:16](=[CH:15][CH:14]=[C:13]([F:17])[CH:12]=3)[N:8]([CH2:7][C:6]([OH:40])=[O:5])[C:9]=2[CH3:39])[C:23]2[CH:24]=[CH:25][CH:26]=[CH:27][C:22]=2[S:21]1(=[O:29])=[O:28])[C:33]1[CH:38]=[CH:37][CH:36]=[CH:35][CH:34]=1Participants
3
Procedure
{3-[2-(2-Phenoxy-ethyl)-1,1-dioxo-1,2-dihydro-1λ6-benzo[e][1,2,3]thiadiazin-4-yl]-5-fluoro-2-methyl-indol-1-yl}-acetic acid tert-butyl ester (61 μmol) was treated with TFA (2 mL) for 2 hours, concentrated, and purified by preparative LCMS to give the title compound. 1H NMR (d6-DMSO) δ 8.12 (d, 1H), 7.92 (t, 1H), 7.82 (t, 1H), 7.46 (m, 2H), 7.22 (m, 2H), 6.96 (m, 5H), 4.58 (s, 2H), 4.39 (t, 2H), 4.28 (t, 2H), 2.21 (s, 3H) ppm. MS calculated for C26H22FN3O5S—H: 506, observed: 506.
Workup
- concentrationconcentrated
- custompurified by preparative LCMS
Sources & evidence
- ORD record
- ord-7feebc5aa20e4dae8317daf2e2d1e9cc
- Source dataset
- uspto-grants-2009_10
- Patent number
- US07601749B2
Reaction notes
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