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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1641088Generated: November 2, 2026

Trifluoroacetic acid → Ethyl 2-(indolin-6-yl)thiazole-4-carboxylate

https://huagongshe.com/reaction/1641088

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
ReactantEthyl 2-(1-(tert-butoxycarbonyl)indolin-6-yl)thiazole-4-carboxylateHCID 59418726—
SolventDichloromethaneHCID 6344—
ProductEthyl 2-(indolin-6-yl)thiazole-4-carboxylateHCID 59418774170.1%

Reaction Steps

To ethyl 2-(1-(tert-butoxycarbonyl)indolin-6-yl)thiazole-4-carboxylate (28C) (46 mg, 0.12 mmol) was added DCM (5 ml) and TFA (1 ml) and stirred for 2.5 hours. The mixture was concentrated under reduced pressure to provide 56 mg of the desired product ethyl 2-(indolin-6-yl)thiazole-4-carboxylate (28D): LC/MS (APCI): m/z 275.0 (M+H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08114893B2
Source datasetuspto-grants-2012_02
ORD IDord-d7d86e7267f94deda6d6497d4cc0916d
Source noteuspto-grants-2012_02