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    Adipic acid (IUPAC systematic name: hexanedioic acid) is a chemical compound of the class of carboxylic acids. It is a white crystalline powder appearing as an acid in aqueous circumstances, though it is not highly soluble.


        Adipic acid
            Preparation
            Uses
    Align"right" border="1" cellsp...
    Align"right" border="1" cellsp...
    Oc(O)CCCCC(=O)O
    Pka14.42 pKa2=5.42

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    Preparation
    Historically, adipic acid is prepared from various fats using oxidation. Current commercial adipic acid is produced from cyclohexane by two oxidation steps.

      cyclohexanol/cyclohexanone + nitric acid + air → adipic acid + nitrous oxide

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    Uses
    By far the main use of adipic acid is as monomer for the production of nylon by a polycondensation reaction with hexamethylene diamine forming 6,6-nylon, the most common form of nylon. Alternative uses include lubricant components and gelling aids as food additive under E-number E355.
     
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    Scientus.org Dictionary (Yet Another Wiki) RC : 1.39
    This article is licensed under the GNU Free Documentation License [copyleft]. It uses material from the Wikipedia article "Adipic acid". link