Patents Represented by Attorney Marcy M. Hoelfling

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  • Preparation of 2-(1,3-dimethylbutyl)aniline and other branched alkyl-substituted-anilines
    Patent number: 8236988
    Abstract: Methods are provided for preparing branched alkyl-substituted-anilines, such as 2-(1,3-dimethylbutyl)aniline. Such methods comprise combining aniline, an alkyl-substituted-1-alkene, such as 4-methyl-i-pentene, and an aluminum alkyl catalyst.
    Type: Grant
    Filed: August 1, 2008
    Date of Patent: August 7, 2012
    Assignee: Albemarle Corporation
    Inventor: Kannappan Chockalingam