Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 901019Generated: October 26, 2026

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

https://huagongshe.com/reaction/901019

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 numberUS07361672B2
Source datasetuspto-grants-2008_04
ORD IDord-ec54df5c54634a748fd52ec370a53e02
Source noteuspto-grants-2008_04