Back to results
US 9,708,242 B2Granted
Method of manufacturing nitrone compound
AssigneeNational Chung Cheng University
InventorsBor-Cherng Hong, Cheng-Wei Lin
Life of this patent
Estimating the term…
Abstract
A method of manufacturing nitrone compounds is provided. The method includes: providing a nitro compound; and performing a photoreaction of the nitro compound, a catalyst and an additive under visible light to obtain the nitrone compound.
Claims6
A method of manufacturing nitrone compound represented by Formula 1, comprising:
- providing second order or third order nitroalkane represented by Formula 3;
- and
- performing a photoreaction of the second order or third order nitroalkanes, a catalyst and an additive under visible light to obtain the nitrone compound,
- wherein the catalyst is a compound which produces Ru(bpy)3(II) ion,
- wherein the additive is diisopropylethylamine (DIPEA), diisopropylisobutylamine (DIPIBA) or a derivative of 1,4-Dihydropyridine (DHP),
- wherein a reaction scheme of the photoreaction is shown as below:
- and * indicates a binding site.
4 more elements
A method of manufacturing nitrone compound represented by Formula 2, comprising:
- providing second order or third order nitroalkanes represented by Formula 3;
- and
- performing a photoreaction of the second order or third order nitroalkanes, a catalyst, an additive and an aldehyde compound represented by R4CHO under visible light to obtain the nitrone compound,
- wherein the catalyst is a compound which produces Ru(bpy)3(II) ion,
- wherein the additive is diisopropylisobutylamine (DIPIBA),
- wherein a reaction scheme of the photoreaction is shown as below:
- wherein R is
- R5 and R4 is
- and * and *′ indicate binding sites, wherein R5 is the same as R4 .
6 more elements
Dependencies are inferred from the claim text.