Pyridinium chloride → HCID 66933663, compound
Reaction equation
[OH:1][CH2:2][C@H:3]1[C@H:7]([C:8]2[C:9]([O:26]C)=[CH:10][C:11]([O:24]C)=[C:12]3[C:17]=2[O:16][C:15]([C:18]2[S:19][CH:20]=[CH:21][CH:22]=2)=[CH:14][C:13]3=[O:23])[CH2:6][CH2:5][N:4]1[CH3:28].Cl.N1C=CC=CC=1>>[OH:24][C:11]1[CH:10]=[C:9]([OH:26])[C:8]([C@@H:7]2[CH2:6][CH2:5][N:4]([CH3:28])[C@H:3]2[CH2:2][OH:1])=[C:17]2[C:12]=1[C:13](=[O:23])[CH:14]=[C:15]([C:18]1[S:19][CH:20]=[CH:21][CH:22]=1)[O:16]2Participants
3
Procedure
Compound of example 67 (0.29 g, 0.72 mmol) of was subjected to demethylation using pyridine hydrochloride (2.9 g, 25.11 mmol) as described in example 17 to obtain the title compound.
Sources & evidence
- ORD record
- ord-eaf3881adb5d478387c2ea64f732f3d0
- Source dataset
- uspto-grants-2011_02
- Patent number
- US07884127B2
Reaction notes
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