Preparation method of optically active diamine compound
US-9447118-B2 · Sep 20, 2016 · US
US8946486B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-8946486-B2 |
| Application number | US-32532908-A |
| Country | US |
| Kind code | B2 |
| Filing date | Dec 1, 2008 |
| Priority date | Dec 3, 2007 |
| Publication date | Feb 3, 2015 |
| Grant date | Feb 3, 2015 |
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A method of forming an alkoxylated fluoroalcohol is accomplished by providing a boron compound having or providing at least one boron-oxygen bond and an iodine source. The boron compound and iodine source are combined with reactants of a fluoroalcohol and an alkylene oxide in the presence of a base. The reactants are allowed to react to form an alkoxylated fluoroalcohol reaction product.
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I claim: 1. A method of forming an alkoxylated fluoroalcohol comprising combining: at least one boron compound selected from the group consisting of boric acid, boron oxide, a tetraborate salt, and an alkyl borate; iodine; a metal iodide; a base; and a fluoroalcohol together in a mixture, whereby the fluoroalcohol reacts with the boron compound to form a borate ester in situ, and then subsequently adding an alkylene oxide to the mixture and allowing reactants of the mixture to r…
Chemistry & Metallurgy · mapped topic
Chemistry & Metallurgy · mapped topic
Chemistry & Metallurgy · mapped topic
Chemistry & Metallurgy · mapped topic
Chemistry & Metallurgy · mapped topic
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