Nippon Carbide Industries Co., Inc.

Nippon Carbide Kogyo Kabushiki Kaisha

Shinichi Kakinuma

Masahiro Murotani

Kenichi Ishii

Shinya Mita

Youichi Fukunishi

Youhei Aburai

Seijin Nakamori

A novel substance, 4,4-bis[(ethenyloxy)methyl]cyclohexene having the formula (I), which is low in odor, low in volatility, and low in skin irritability, and therefore, can be used as, for example, a starting material for inks and a starting material for electronic materials, and a method for producing the same are provided: 

4,4-bis[(ethenyloxy)methyl]cyclohexene and method for producing same

A novel compound, 1,1-bis[(ethenyloxy)methyl]cyclohexane having the formula (I) and having a low odor, low volatility and low skin irritability, which is useful as a starting material for a polymerization composition having a low toxicity and excellent curability, adhesiveness and transparency in the ultraviolet light region, and having a special reactivity alone or with another compound, and a method for producing the same: 

1,1-BIS[(ethenyloxy)methyl]cyclohexane and method of production of same

A method for efficiently producing high purity vinyl ether represented by the following formula (1) from tertiary alcohol having a low reactivity comprising by reacting acetylene and a tertiary alcohol in the presence of a base using, as a solvent, a cyclic urea compound or glyme compound or mixture thereof: is provided.

Method for producing vinyl ether

O-isopropyl-isourea hydrogen sulfate or sulfate represented by the formula (I): wherein X represents HSOor &#xbd; SOand the production method thereof, wherein O-isopropyl-isourea hydrogen sulfate is obtained by reacting cyanamide and isopropyl alcohol in the presence of sulfuric acid and is neutralized with an alkali metal hydroxide to produce O-isopropyl-isourea sulfate.

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Kanagawa, Japan

Shinichi Kakinuma