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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 530766Generated: October 27, 2026

Ethanol → HCID 71268869, compound

https://huagongshe.com/reaction/530766

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthanolHCID 702—
ReactantPotassium CarbonateHCID 11430—
Reactant9-Acetyl-3-bromocarbazoleHCID 1714879—
ReactantHCID 57655345HCID 57655345—
CatalystHCID 178418397HCID 178418397—
SolventTolueneHCID 1140—
ProductHCID 71268869HCID 7126886979.5%

Reaction Steps

A mixture of 5.8 g of 9-Acetyl-3-bromocarbazole and 5.7 g of (4-benzo[d]thiazol-2-yl) phenylboronic acid were stirred together in 30 ml of toluene. To this was added 0.03 g of tetrakis(triphenylphosphine)palladium, 4.2 g of potassium carbonate and 10 ml of aqueous ethanol were added and refluxed under nitrogen for 6 h. The reaction was quenched with water and the toluene layer was removed and passed through a celite column. The organic layers were combined and then evaporated in a rotary evaporator under vacuum to yield 6.7 g of 9-acetyl-3-[(4-benzo [d]thiazol-2-yl) phenyl]-9H-carbazole as a white solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09353085B2
Source datasetuspto-grants-2016_05
ORD IDord-6111159476804ddeb7c2da60de5b544e
Source noteuspto-grants-2016_05