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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1612020Generated: November 3, 2026

Potassium Carbonate → HCID 22252752, compound

https://huagongshe.com/reaction/1612020

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium CarbonateHCID 11430—
ReactantEthyl 4-bromobutyrateHCID 76300—
ReactantHCID 22252720HCID 22252720—
SolventWaterHCID 962—
ProductHCID 22252752HCID 22252752—

Reaction Conditions

Temperature80 °C

Reaction Steps

432 mg (102.0 mmol) of ethyl 6-(3-hydroxy-5,5,8,8-tetramethyl-5,6,7,8-tetrahydro 2-naphthylselanyl)nicotinate, 276 mg (2 mmol) of potassium carbonate and 390 mg (2 mmol) of ethyl 4-bromobutanoate are introduced into a three-necked flask. The mixture is heated at 80° C. for 12 h. The reaction medium is poured into water and extracted with ethyl ether, and the organic phase is separated out by settling, washed with water, dried over magnesium sulphate and evaporated. After purification by flash chromatography (9 heptane/1 EtOAc), 467 mg (85%) of the expected compound are collected in the form of an orange-coloured oil.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06992094B1
Source datasetuspto-grants-2006_01
ORD IDord-5f69751f75524db98b8d715c39e266dd
Source noteuspto-grants-2006_01