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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2229973Generated: October 29, 2026

Ethanolamine → 2,4-Bis {N-[1-(2-hydroxy-2-methylpropoxy)-2,2,6,6-tetramethylpiperidin-4-yl]butylamino}-6-(2-hydroxyethyl)amino-s-triazine

https://huagongshe.com/reaction/2229973

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthanolamineHCID 700—
ReactantSodium HydroxideHCID 14798—
Reactant2,4-Bis{N-[1-(2-hydroxy-2-methylpropoxy)-2,2,6,6-tetramethylpiperidin-4-yl]butylamino}-6-chloro-s-triazineHCID 57151759—
Product2,4-Bis {N-[1-(2-hydroxy-2-methylpropoxy)-2,2,6,6-tetramethylpiperidin-4-yl]butylamino}-6-(2-hydroxyethyl)amino-s-triazineHCID 17930779—

Reaction Steps

The title compound is prepared by the reaction of the intermediate prepared in Example 11 with ethanolamine and sodium hydroxide. The aqueous layer is removed, and the remaining layer is extracted with cyclohexane. Solvent is evaporated at reduced pressure, and the crude product is purified by flash chromatography on silica gel with 1:2 (v/v) hexane/ethyl acetate to afford 4.1 g of the title compound as a white solid, melting at 110-120° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06420562B2
Source datasetuspto-grants-2002_07
ORD IDord-c740fa0cde5a4c8cb366b01ddbcd61e3
Source noteuspto-grants-2002_07