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Title: Process for preparing 4-aminomethyl cyclohexane carboxylic acid-1

Abstract: An economically attractive process for industrial production of 4-aminomethyl cyclohexane carboxylic acid-1 in high purity and in high yield is provided. p-Amino benzoic acid is hydrogenated utilizing a ruthenium catalyst in the presence of a specific amount of alkali metal hydroxide. The resulting product is useful as the starting material for polymers or pharmaceuticals.


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Inventors: Fukumi, Hirokazu (Ooi, JA)
Itoh, Koryo (Tokyo, JA)
Usubuchi, Yutaka (Tokyo, JA)
Itoh, Hirataka (Fujimi, JA)

Application Number: 398598
Filing Date: 1973-09-19
Publication_date: 1976-01-13
Assignee: Asahi Kasei Kogyo Kabushiki Kaisha (Osaka, JA)
Primary Class(es): 562/507 562/442
Other Classes:
US Patent Ref:
Other Refs: 675,5821,929,743433,102
May, 1966BE
Jun, 1969DT
Feb, 1968JA

Primary Examiner: Gerstl, Robert
Assistant Examiner:
Attorney: