(R)-4-((2R,4R,6R)-2,4-dihydroxy-6-phenethyl-tetrahydro-2H-pyran-2-yl)-3-(4-methoxybenzyl)thiazolidin-2-one → (R)-4-((2R,4R,6R)-4-Hydroxy-2-methoxy-6-phenethyl-tetrahydro-2H-pyran-2-yl)-3-(4-methoxybenzyl)thiazolidin-2-one
Reaction equation
[OH:1][C@:2]1([C@@H:17]2[CH2:21][S:20][C:19](=[O:22])[N:18]2[CH2:23][C:24]2[CH:29]=[CH:28][C:27]([O:30][CH3:31])=[CH:26][CH:25]=2)[CH2:7][C@H:6]([OH:8])[CH2:5][C@@H:4]([CH2:9][CH2:10][C:11]2[CH:16]=[CH:15][CH:14]=[CH:13][CH:12]=2)[O:3]1.O[C@:33]1([C@@H]2CSC(=O)N2CC2C=CC(OC)=CC=2)C[C@@H](O)C[C@@H](CCCC=C)O1>>[OH:8][C@@H:6]1[CH2:5][C@@H:4]([CH2:9][CH2:10][C:11]2[CH:16]=[CH:15][CH:14]=[CH:13][CH:12]=2)[O:3][C@:2]([C@@H:17]2[CH2:21][S:20][C:19](=[O:22])[N:18]2[CH2:23][C:24]2[CH:29]=[CH:28][C:27]([O:30][CH3:31])=[CH:26][CH:25]=2)([O:1][CH3:33])[CH2:7]1Participants
3
Reactant 2
Product 1
Procedure
Application of the method shown in Example 13, with the modification that (R)-4-((2R,4R,6R)-2,4-dihydroxy-6-phenethyl-tetrahydro-2H-pyran-2-yl)-3-(4-methoxybenzyl)thiazolidin-2-one is substituted for (R)-4-((2R,4S,6R)-2,4-dihydroxy-6-(pent-4-enyl)-tetrahydro-2H-pyran-2-yl)-3-(4-methoxybenzyl)thiazolidin-2-one, affords the title compound.
Sources & evidence
- ORD record
- ord-7f0151ed433341b7ac0bddb2e73cf57a
- Source dataset
- uspto-grants-2011_10
- Patent number
- US08039465B2
Reaction notes
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