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HRID 591115作成日:2026年10月27日

Chlorobutanol → Methacrylic Acid

https://huagongshe.com/reaction/591115

反応式

関与物質

役割名称HCID仕込み量
反応物ChlorobutanolHCID 5977—
反応物Methyl 2-chloro-2-methylpropanoateHCID 211144—
溶媒MethanolHCID 887—
生成物Methacrylic AcidHCID 4093—
生成物Methyl MethacrylateHCID 6658—
生成物(1,1,1-Trichloro-2-methyl-2-propyl) methacrylateHCID 118163057—
生成物(1,1,1-Trichloro-2-methyl-2-propyl) 2-chloro-2-methylpropanoateHCID 118163068—

反応条件

温度60 °C

反応手順

To 2.83 g of the crude reaction solution obtained was added 0.11 g of methanol, followed by heating at 60° C. for 4 hours. Then, it was found out by gas chromatography analysis that the conversion of the 1,1,1-trichloro-2-methyl-2-propanol was 86.0% and the yield of methyl 2-chloro-2-methylpropanoate was 10.2%. As to other products, it was obtained methyl methacrylate in a 0.2% yield, methacrylic acid in a 8.7% yield, (1,1,1-trichloro-2-methyl-2-propyl) methacrylate in a 13.1% yield, and (1,1,1-trichloro-2-methyl-2-propyl) 2-chloro-2-methylpropanoate in a 22.8% yield.

情報源と証拠

DOI10.6084/m9.figshare.5104873.v1
特許番号US09238612B2
出典データセットuspto-grants-2016_01
ORD IDord-77e6c5fd78e34424b45ba1d920c490c3
出典メモuspto-grants-2016_01