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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2237541Generated: October 31, 2026

5-Chloro-2-thiophenecarboxylic acid → HCID 42643120, compound

https://huagongshe.com/reaction/2237541

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5-Chloro-2-thiophenecarboxylic acidHCID 95048—
Reactant2-(2-Amino-thiazol-4-yl)-1-[4-(2-oxo-2-pyrrolidin-1-yl-ethyl)-piperazin-1-yl]-ethanoneHCID 59698840—
ProductHCID 42643120HCID 42643120—

Reaction Steps

37.5 Using general procedure D, 2-(2-amino-thiazol-4-yl)-1-[4-(2-oxo-2-pyrrolidin-1-yl-ethyl)-piperazin-1-yl]-ethanone was coupled with 5-chlorothiophene-2-carboxylic acid to give 5-chloro-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 amorphous solid. MS 482.4 ([M+H]+)

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07718659B2
Source datasetuspto-grants-2010_05
ORD IDord-1971cf1521a045f9930b2f7179cb34a6
Source noteuspto-grants-2010_05