摘要:
PROBLEM TO BE SOLVED: To provide a method having one process for preparing a primary diamine having a linear main chain.SOLUTION: In the method for preparing a primary diamine having a linear main chain, the primary diamine is prepared by reacting the corresponding diol with ammonia and/or an ammonia-liberating compound or a mixture of them in a liquid or supercritical phase in the presence of a homogeneous ruthenium catalyst.
摘要:
PROBLEM TO BE SOLVED: To provide a method for ozonolysis of an unsaturated fatty acid and a derivative thereof, and to provide the use of catalase for removing reactive oxygen species from a reaction mixture including the ozonolysis product of the unsaturated fatty acid.SOLUTION: The method for ozonolysis includes (a) a step to conduct ozonolysis of a fatty acid or a derivative thereof in an organic phase including an organic solvent, and (b) a step to bring the organic phase into contact with an aqueous phase including catalase and preferably a buffer solution, wherein the fatty acid or the derivative thereof has a ≥8C linear chain.