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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2053182Generated: October 26, 2026

5-(3-Chlorophenyl)furan-2-carboxylic acid → 5-{[5-(3-Chloro-phenyl)-furan-2-carbonyl]-amino}-1H-indole-2-carboxylic acid ethyl ester

https://huagongshe.com/reaction/2053182

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5-(3-Chlorophenyl)furan-2-carboxylic acidHCID 736256—
ReactantEthyl 5-amino-1H-indole-2-carboxylateHCID 10726872—
Product5-{[5-(3-Chloro-phenyl)-furan-2-carbonyl]-amino}-1H-indole-2-carboxylic acid ethyl esterHCID 59654633—

Reaction Steps

5-(3-Chloro-phenyl)-furan-2-carboxylic acid (65) (54 mg, 0.24 mmol) was coupled to ethyl ester (58) (50 mg, 0.24 mmol) using Method C. The crude residue was purified by column chromatography eluting with 20% EtOAc in heptane to give the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07326732B2
Source datasetuspto-grants-2008_02
ORD IDord-a4a0c2e2cc1b4c928b3665909ce4d6e5
Source noteuspto-grants-2008_02