(2S)-1-(N-Benzyloxycarbonyl-L-prolyl)-2-[1-hydroxy-2-(4methoxyphenylsulfinyl)ethyl]pyrrolidine → (2S)-1-(N-Benzyloxycarbonyl-L-prolyl)-2-[(4-methoxyphenylsulfinyl)acetyl]pyrrolidine

HRID 1720480Notes

Reaction equation

HRID 1720480 reaction equation
[CH2:1]([O:8][C:9]([N:11]1[CH2:35][CH2:34][CH2:33][C@H:12]1[C:13]([N:15]1[CH2:19][CH2:18][CH2:17][C@H:16]1[CH:20]([OH:32])[CH2:21][S:22]([C:24]1[CH:29]=[CH:28][C:27]([O:30][CH3:31])=[CH:26][CH:25]=1)=[O:23])=[O:14])=[O:10])[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1.CS(C)=O.C1CCC(N=C=NC2CCCCC2)CC1>>[CH2:1]([O:8][C:9]([N:11]1[CH2:35][CH2:34][CH2:33][C@H:12]1[C:13]([N:15]1[CH2:19][CH2:18][CH2:17][C@H:16]1[C:20](=[O:32])[CH2:21][S:22]([C:24]1[CH:25]=[CH:26][C:27]([O:30][CH3:31])=[CH:28][CH:29]=1)=[O:23])=[O:14])=[O:10])[C:2]1[CH:3]=[CH:4][CH:5]=[CH:6][CH:7]=1

Participants

3

Reactant 2

HCID 22860054(2S)-1-(N-Benzyloxycarbonyl-L-prolyl)-2-[1-hydroxy-2-(4methoxyphenylsulfinyl)ethyl]pyrrolidineHCID 86749402Dmso dcc

Product 1

HCID 56979710(2S)-1-(N-Benzyloxycarbonyl-L-prolyl)-2-[(4-methoxyphenylsulfinyl)acetyl]pyrrolidineYield 72.7%

Procedure

(2S)-1-(N-Benzyloxycarbonyl-L-prolyl)-2-[1-hydroxy-2-(4methoxyphenylsulfinyl)ethyl]pyrrolidine (901 mg) was subjected to DMSO-DCC oxidation as in Example 1-D) to give 652 mg of the title compound (See Table 2).

Sources & evidence

ORD record
ord-33f1b398c06147849a4c02cceaa69e1a
Source dataset
uspto-grants-1996_04
Patent number
US05506256

Reaction notes

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