title: Bis(isobutyl-ammonium) phthalate monohydrate.
abstract: N-Isobutyl-phthalimic acid hydrolyzes to the title salt, 2C(4)H(12)N(+)·C(8)H(4)O(4) (-)·H(2)O, which adopts a hydrogen-bonded layer structure. In the anion, the carboxyl-ate groups are twisted with respect to the benzene ring [dihedral angles = 43.8 (1) and 50.9 (1)°].
authors.affiliation: Department of Chemistry, University of Malaya, 50603 Kuala Lumpur, Malaysia.
authors.forename: Zakaria
authors.initials: Z
authors.lastname: Norzalida
authors.forename: Azhar
authors.initials: A
authors.lastname: Ariffin
authors.forename: Seik Weng
authors.initials: SW
authors.lastname: Ng