Patent classifications
C07C45/58
CYCLODODECANONE AND PREPARATION METHOD THEREFOR
The present invention relates to cyclododecanone and a preparation method therefor. According to the present invention, a cyclododecanone preparation method capable of achieving a high conversion rate and minimizing unreacted materials and the production of reaction byproducts can be provided. In addition, the present invention implements a high conversion rate and selectivity despite a simplified process, and thus can be helpfully utilized in economical laurolactam production methods that are easy to mass-produce commercially. According to the present invention, the proportions of cyclododecanol, cyclododecadiol, and the like, obtained as reaction byproducts, in the final product can be drastically reduced, and cyclododecanone can be produced at a high conversion rate.
CYCLODODECANONE AND PREPARATION METHOD THEREFOR
The present invention relates to cyclododecanone and a preparation method therefor. According to the present invention, a cyclododecanone preparation method capable of achieving a high conversion rate and minimizing unreacted materials and the production of reaction byproducts can be provided. In addition, the present invention implements a high conversion rate and selectivity despite a simplified process, and thus can be helpfully utilized in economical laurolactam production methods that are easy to mass-produce commercially. According to the present invention, the proportions of cyclododecanol, cyclododecadiol, and the like, obtained as reaction byproducts, in the final product can be drastically reduced, and cyclododecanone can be produced at a high conversion rate.
Aldehyde adduct of hexafluoropropylene oxide, method of manufacturing trifluoropyruvyl fluoride dimer and method of manufacturing perfluoro(2,4-dimethyl-2-fluoroformyl-1,3-dioxolane)
Provided is a method of manufacturing a trifluoropyruvyl fluoride dimer, including a reaction step of reacting hexafluoropropylene oxide and aldehyde.
Aldehyde adduct of hexafluoropropylene oxide, method of manufacturing trifluoropyruvyl fluoride dimer and method of manufacturing perfluoro(2,4-dimethyl-2-fluoroformyl-1,3-dioxolane)
Provided is a method of manufacturing a trifluoropyruvyl fluoride dimer, including a reaction step of reacting hexafluoropropylene oxide and aldehyde.
Process for the production of 2-methyl-4-(2,6,6-trimethyl-1-cyclohexen-1-yl)-2-butenal
The present invention relates to an improved way to produce 2-methyl-4-(2,6,6-trimethyl-1-cyclohexen-1-yl)-2-butenal and derivatives thereof.
Process for the production of 2-methyl-4-(2,6,6-trimethyl-1-cyclohexen-1-yl)-2-butenal
The present invention relates to an improved way to produce 2-methyl-4-(2,6,6-trimethyl-1-cyclohexen-1-yl)-2-butenal and derivatives thereof.
Process for the production of 2-methyl-4-(2,6,6-trimethyl-1-cyclohexen-1-yl)-2-butenal
The present invention relates to an improved way to produce 2-methyl-4-(2,6,6-trimethyl-1-cyclohexen-1-yl)-2-butenal and derivatives thereof.
Method for manufacturing cyclododecanone
The present invention relates to a method of preparing cyclododecanone. According to the present invention, a method of preparing cyclododecanone which allows implementation of a high conversion rate and minimization of production of unreacted materials and reaction by-products may be provided. In addition, the present invention implements a high conversion rate and a high selectivity even by a simplified process configuration, and thus may be usefully utilized in an economical method of preparing laurolactam, allowing commercially easy mass production.
Method for manufacturing cyclododecanone
The present invention relates to a method of preparing cyclododecanone. According to the present invention, a method of preparing cyclododecanone which allows implementation of a high conversion rate and minimization of production of unreacted materials and reaction by-products may be provided. In addition, the present invention implements a high conversion rate and a high selectivity even by a simplified process configuration, and thus may be usefully utilized in an economical method of preparing laurolactam, allowing commercially easy mass production.
NOVEL LAUROLACTAM PREPARATION METHOD AND SYNTHESIS APPARATUS
The present invention relates to a laurolactam preparation method and synthesis apparatus, and epoxidation and a rearrangement reaction are performed in the conversion of cyclododecene into cyclododecanone so that the preparation method can synthesize laurolactam having a higher purity with a higher selectivity and in a higher yield than a conventional preparation method.