5-Methylthiophene-2-carboxylic acid → 5-Methyl-thiophene-2-carboxylic acid (4-(2-oxo-2-[4-(2-oxo-2-pyrrolidin-1-yl-ethyl)-piperazin-1-yl]-ethyl}-thiazol-2-yl)-amide

HRID 901021Notes

Reaction equation

HRID 901021 reaction equation
[NH2:1][C:2]1[S:3][CH:4]=[C:5]([CH2:7][C:8]([N:10]2[CH2:15][CH2:14][N:13]([CH2:16][C:17](=[O:23])[N:18]3[CH2:22][CH2:21][CH2:20][CH2:19]3)[CH2:12][CH2:11]2)=[O:9])[N:6]=1.[CH3:24][C:25]1[S:29][C:28]([C:30](O)=[O:31])=[CH:27][CH:26]=1>>[O:9]=[C:8]([N:10]1[CH2:15][CH2:14][N:13]([CH2:16][C:17](=[O:23])[N:18]2[CH2:19][CH2:20][CH2:21][CH2:22]2)[CH2:12][CH2:11]1)[CH2:7][C:5]1[N:6]=[C:2]([NH:1][C:30]([C:28]2[S:29][C:25]([CH3:24])=[CH:26][CH:27]=2)=[O:31])[S:3][CH:4]=1

Participants

3

Reactant 2

HCID 747135-Methylthiophene-2-carboxylic acidHCID 596988402-(2-Amino-thiazol-4-yl)-1-[4-(2-oxo-2-pyrrolidin-1-yl-ethyl)-piperazin-1-yl]-ethanone

Product 1

HCID 596988785-Methyl-thiophene-2-carboxylic acid (4-(2-oxo-2-[4-(2-oxo-2-pyrrolidin-1-yl-ethyl)-piperazin-1-yl]-ethyl}-thiazol-2-yl)-amide

Procedure

In analogy to example 37.5, 2-(2-amino-thiazol-4-yl)-1-[4-(2-oxo-2-pyrrolidin-1-yl-ethyl)-piperazin-1-yl]-ethanone (example 37.4) was coupled with 5-methylthiophene-2-carboxylic acid, using general method D, to give 5-methyl-thiophene-2-carboxylic acid (4-{2-oxo-2-[4-(2-oxo-2-pyrrolidin-1-yl-ethyl)-piperazin-1-yl]-ethyl}-thiazol-2-yl)-amide. Light yellow solid. MS 462.3 ([M+H]+)

Sources & evidence

ORD record
ord-bf3aed0625a64946a328aa2301464aed
Source dataset
uspto-grants-2008_04
Patent number
US07361672B2

Reaction notes

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