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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2247394Generated: October 30, 2026

Ethyl isocyanate → HCID 86598442, compound

https://huagongshe.com/reaction/2247394

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl isocyanateHCID 8022—
ReactantDiisopropylethylamineHCID 81531—
ReactantHCID 86598443HCID 86598443—
SolventDimethylformamideHCID 6228—
ProductHCID 86598442HCID 86598442—

Reaction Conditions

Temperature120 °C

Reaction Steps

A stirred solution of 5-[4-Chloro-3-(4-methyl-piperazine-1-sulfonyl)-phenyl]-4-methyl-thiazol-2-ylamine hydrobromide (174d) (0.1 g, 0.26 mmol) in DMF (1 ml) at room temperature is treated with DIPEA (0.07 g, 0.52 mmol) and ethyl isocyanate (0.025 ml, 0.33 mmol). The reaction mixture is heated to 120° C. for 1 hour and then allowed to cool to room temperature. Purification by preparative LC-MS affords the titled compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07687637B2
Source datasetuspto-grants-2010_03
ORD IDord-3b6a80a91a3e4bbeb967a6bdd70f6c84
Source noteuspto-grants-2010_03