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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1680466Generated: October 31, 2026

Potassium Carbonate → HCID 20556314, compound

https://huagongshe.com/reaction/1680466

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium CarbonateHCID 11430—
Reactant1-BromoundecaneHCID 12744—
Reactant4-AminobenzophenoneHCID 14346—
SolventHexamethylphosphoramideHCID 12679—
ProductHCID 20556314HCID 20556314—

Reaction Steps

p-Aminobenzophenone (75 g.) is heated with undecyl bromide (200 g.) in dry hexamethyl phosphoramide (300 ml.) containing anhydrous potassium carbonate (90 g.) for 16 hours at 100° C. The solution is cooled to room temperature, filtered to remove solids, and the filtrate is diluted with cold water. The solid so obtained is collected and washed with water. Recrystallization from ethanol followed by dichloro methane provides the product of the Example.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04273785
Source datasetuspto-grants-1981_06
ORD IDord-2b61f94fca4f4b0f9964b19c32c135b1
Source noteuspto-grants-1981_06