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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 490107Generated: October 30, 2026

Ethyl Acetate → HCID 178434265, compound

https://huagongshe.com/reaction/490107

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl AcetateHCID 8857—
Reactant2-BromoethanolHCID 10898—
ReactantSodium BicarbonateHCID 516892—
ReactantHCID 178434266HCID 178434266—
SolventAcetonitrileHCID 6342—
ProductHCID 178434265HCID 1784342657.3%

Reaction Steps

To a solution of 5-[(S)-3-benzylpiperazin-1-yl]-3-(3-methylindazol-5-yl)-[1,2,4]triazine 12 (28.5 mg, 0.074 mmol.) in acetonitrile (2 mL) was added sodium bicarbonate (6.2 mg, 0.074 mmol.) and 2-bromoethanol (9.2 mg, 0.11 mmol.). The reaction mixture was heated under gentle reflux overnight. Ethyl acetate (50 mL) was added. The organic layer was washed with water and brine. The organic layer was dried over sodium sulfate. The organic solvent was evaporated under reduced pressure. The crude product was purified by RP-HPLC to yield the desired 5-[(S)-3-benzyl-4-hydroxyethyl-piperazin-1-yl]-3-(3-methylindazol-5-yl)-[1,2,4]triazine 60 (2.3 mg, 0.0054 mmol.).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07528132B2
Source datasetuspto-grants-2009_05
ORD IDord-fb76d5a42b144ff3aa36cbd3e12496a3
Source noteuspto-grants-2009_05