Seven 3D organic salts from 2-(imidazol-1-yl)-1-phenylethanone and acidic components

Publication date: Available online 7 April 2019Source: Journal of Molecular StructureAuthor(s): Weiqiang Xu, Yuan Lu, YeYu Xia, Bin Liu, Shouwen Jin, Bingwei Zhong, Daqi Wang, Ming GuoAbstractCocrystallization of 2-(imidazol-1-yl)-1-phenylethanone with a series of organic acids gave seven crystalline salts with the compositions: 2-(imidazolium-1-yl)-1-phenylethanone trifluoroacetate (1) [(HL)+ · (tfa)-, tfa− = trifluoroacetate], bis(2-(imidazolium-1-yl)-1-phenylethanone) bis(hydrogen fumarate) monohydrate (2) [(HL)22+ · (Hfum)22− · H2O, Hfum = hydrogen fumarate], 2-(imidazolium-1-yl)-1-phenylethanone 3,5-dinitrobenzoate (3) [(HL)+ · (dnb−), dnb− = 3,5-dinitrobenzoate], 2-(imidazolium-1-yl)-1-phenylethanone 5-sulfosalicylate (4) [(HL)+ · (Hssa−), Hssa− = 5-sulfosalicylate], bis(2-(imidazolium-1-yl)-1-phenylethanone) 1,5-naphthalenedisulfonate (5) [(HL)22+ · (npa2−), npa2− = 1,5-naphthalenedisulfonate], 2-(imidazolium-1-yl)-1-phenylethanone 3-nitrohydrogenphthalate (6) [(HL+) · (Hnpta−), Hnpta− = 3-nitrohydrogenphthalate], and 2-(imidazolium-1-yl)-1-phenylethanone 4-nitrohydrogenphthalate (7) [(HL)+ · (Hnpa)-, Hnpa− = 4-nitrohydrogenphthalate]. The seven salts have been characterized by XRD technique, IR, and elemental analysis, and the melting points of all salts were also reported. Their structural and supramolecular aspects are fully analyzed.The result reveals that in all the seven investigated crystalline solids the...
Source: Journal of Molecular Structure - Category: Molecular Biology Source Type: research