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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1866601Generated: October 31, 2026

3,3'-Bis(1-hydroxy-1-trifluoromethyl-2,2,2-trifluoroethyl)-4,4'-oxydianiline → 4,4'-Diaminodiphenyl Ether

https://huagongshe.com/reaction/1866601

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3,3'-Bis(1-hydroxy-1-trifluoromethyl-2,2,2-trifluoroethyl)-4,4'-oxydianilineHCID 86623391—
Reactant3-(1-Hydroxy-1-trifluoromethyl-2,2,2-trifluoroethyl)-4,4'-oxydianilineHCID 86623392—
Product4,4'-Diaminodiphenyl EtherHCID 757912.2%
ProductHexafluoroacetoneHCID 12695—
Product3-(1-Hydroxy-1-trifluoromethyl-2,2,2-trifluoroethyl)-4,4'-oxydianilineHCID 86623392—

Reaction Steps

The reaction liquid was found by gas chromatography (GC) analysis to contain 56.2% of the target compound, 3-(1-hydroxy-1-trifluoromethyl-2,2,2-trifluoroethyl)-4,4′-oxydianiline, 22.4% of 3,3′-bis(1-hydroxy-1-trifluoromethyl-2,2,2-trifluoroethyl)-4,4′-oxydianiline, 9.1% of an imine produced by the reaction of hexafluoroacetone with the amine moiety of 4,4′-oxydianiline, and 12.2% of 4,4′-oxydianiline. 50 ml of toluene and 50 ml of water were added to the reaction liquid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07629434B2
Source datasetuspto-grants-2009_12
ORD IDord-a40be5d3c8ce4f20a565c01837054f93
Source noteuspto-grants-2009_12