Acetic Acid → 1-{2-[5-(4-Isobutylphenyl)-1,2,4-oxadiazol-3-yl]-4,5,6,7-tetrahydro-1-benzothien-4-yl}azetidine-3-carboxylic acid

HRID 2247673Notes

Reaction equation

HRID 2247673 reaction equation
[CH2:1]([C:5]1[CH:10]=[CH:9][C:8]([C:11]2[O:15][N:14]=[C:13]([C:16]3[S:17][C:18]4[CH2:24][CH2:23][CH2:22][CH:21]([N:25]5[CH2:28][CH:27]([C:29]([O:31]CC)=[O:30])[CH2:26]5)[C:19]=4[CH:20]=3)[N:12]=2)=[CH:7][CH:6]=1)[CH:2]([CH3:4])[CH3:3].O.[OH-].[Li+].C(O)(=O)C>>[CH2:1]([C:5]1[CH:10]=[CH:9][C:8]([C:11]2[O:15][N:14]=[C:13]([C:16]3[S:17][C:18]4[CH2:24][CH2:23][CH2:22][CH:21]([N:25]5[CH2:28][CH:27]([C:29]([OH:31])=[O:30])[CH2:26]5)[C:19]=4[CH:20]=3)[N:12]=2)=[CH:7][CH:6]=1)[CH:2]([CH3:4])[CH3:3]

Participants

4

Reactant 3

HCID 176Acetic AcidHCID 168937Lithium hydroxide, monohydrateHCID 68520759Ethyl 1-{2-[5-(4-isobutylphenyl)-1,2,4-oxadiazol-3-yl]-4,5,6,7-tetrahydro-1-benzothien-4-yl}-azetidine-3-carboxylate

Product 1

HCID 592180221-{2-[5-(4-Isobutylphenyl)-1,2,4-oxadiazol-3-yl]-4,5,6,7-tetrahydro-1-benzothien-4-yl}azetidine-3-carboxylic acidYield 64%

Procedure

The title compound (26 mg) was synthesized in a yield of 64% as a white crystalline solid by conducting the reaction similar to that mentioned in Example 2 (2e) using ethyl 1-{2-[5-(4-isobutylphenyl)-1,2,4-oxadiazol-3-yl]-4,5,6,7-tetrahydro-1-benzothien-4-yl}-azetidine-3-carboxylate (44 mg, 0.094 mmol) that was obtained in Example 8 (8g), lithium hydroxide monohydrate (8.7 mg, 0.20 mmol), and acetic acid (11 μl, 0.20 mmol).

Workup

  1. customthe reaction similar to

Sources & evidence

ORD record
ord-5353441d43b5420c8df84215bd9f02f2
Source dataset
uspto-grants-2010_03
Patent number
US07687491B2

Reaction notes

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