| 摘要 |
<p>A process for producing tetrafluorophthalic acid is disclosed, which comprises the steps of: (a) reacting an alkali metal fluoride and at least one imide compound represented by formula (I) or (II) <CHEM> wherein X<1>, X<2>, X<3>, and X<4>, which may be the same or different, each represents a chloride atom or a bromide atom, R<1> represents a monovalent organic group, and R<2> represents a divalent organic group, to provide an N-substituted tetrafluorophthalimide; and (b) hydrolyzing the tetrafluorophthalimide in the presence of an acid. o</p> |
