Iodomethyl 2-methylpropanoate → Isobutyryloxymethyl (1r,5s,6s)-6-((1r)-1-hydroxyethyl)-2-[[(z)-2-(4-hydroxymethylthiazol-5-yl)ethen-1-yl]thio]-1-methyl-1-carbapen-2-em-3-carboxylate

HRID 2246117Notes

Reaction equation

HRID 2246117 reaction equation
[OH:1][C@@H:2]([C@H:4]1[C:24](=[O:25])[N:6]2[C:7]([C:21]([O-:23])=[O:22])=[C:8]([S:11]/[CH:12]=[CH:13]\[C:14]3[S:18][CH:17]=[N:16][C:15]=3[CH2:19][OH:20])[C@H:9]([CH3:10])[C@H:5]12)[CH3:3].[Na+].[C:27]([O:32][CH2:33]I)(=[O:31])[CH:28]([CH3:30])[CH3:29]>>[OH:1][C@@H:2]([C@H:4]1[C:24](=[O:25])[N:6]2[C:7]([C:21]([O:23][CH2:33][O:32][C:27](=[O:31])[CH:28]([CH3:30])[CH3:29])=[O:22])=[C:8]([S:11]/[CH:12]=[CH:13]\[C:14]3[S:18][CH:17]=[N:16][C:15]=3[CH2:19][OH:20])[C@H:9]([CH3:10])[C@H:5]12)[CH3:3]

Participants

3

Reactant 2

HCID 10376456Iodomethyl 2-methylpropanoateHCID 23676797Sodium (1r,5s,6s)-6-((1r)-1-hydroxyethyl)-2-[[(z)-2-(4-hydroxymethyl-thiazol-5-yl)ethen-1-yl]thio]-1-methyl-1-carbapen-2-em-3-carboxylate

Product 1

HCID 69467845Isobutyryloxymethyl (1r,5s,6s)-6-((1r)-1-hydroxyethyl)-2-[[(z)-2-(4-hydroxymethylthiazol-5-yl)ethen-1-yl]thio]-1-methyl-1-carbapen-2-em-3-carboxylateYield 92.8%

Procedure

In the same manner as in Example 81, 360 mg of the title compound was prepared from 325 mg of sodium (1R,5S,6S)-6-((1R)-1-hydroxyethyl)-2-[[(Z)-2-(4-hydroxymethylthiazol-5-yl)ethen-1-yl]thio]-1-methyl-1-carbapen-2-em-3-carboxylate and 220 mg of isobutyryloxymethyl iodide.

Sources & evidence

ORD record
ord-c2f71300db384fbaa73a77839721907c
Source dataset
uspto-grants-2010_03
Patent number
US07687490B2

Reaction notes

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