Patents by Inventor Nami Yadomatsu

Nami Yadomatsu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method for producing nitrobenzene compound
    Patent number: 9006477
    Abstract: A method for producing a nitrobenzene compound represented by general formula (2), wherein R1 and R5 are the same or different, and each is a halogen atom or another functional group, and R2, R3, and R4 are the same or different, and each is a hydrogen atom or another functional group, comprises oxidizing an aniline compound represented by general formula (1), wherein R1, R2, R3, R4, and R5 are the same as described above, with hydrogen peroxide in the presence of a tungsten compound under an acidic condition, followed by oxidation with hydrogen peroxide under a neutral to alkaline condition.
    Type: Grant
    Filed: July 4, 2012
    Date of Patent: April 14, 2015
    Assignee: Ihara Chemical Industry Co., Ltd.
    Inventors: Shinki Tani, Nami Yadomatsu, Akiko Ikumi, Yuuki Hirano, Takuya Ido
  • METHOD FOR PRODUCING NITROBENZENE COMPOUND
    Publication number: 20140163256
    Abstract: A method for producing a nitrobenzene compound represented by general formula (2), wherein R1 and R5 are the same or different, and each is a halogen atom or another functional group, and R2, R3, and R4 are the same or different, and each is a hydrogen atom or another functional group, comprises oxidizing an aniline compound represented by general formula (1), wherein R1, R2, R3, R4, and R5 are the same as described above, with hydrogen peroxide in the presence of a tungsten compound under an acidic condition, followed by oxidation with hydrogen peroxide under a neutral to alkaline condition.
    Type: Application
    Filed: July 4, 2012
    Publication date: June 12, 2014
    Applicant: IHARA CHEMICAL INDUSTRY CO., LTD.
    Inventors: Shinki Tani, Nami Yadomatsu, Akiko Ikumi, Yuuki Hirano, Takuya Ido