Discotic Mesophases of the Hexakis(alkylsulfono)benzene Series: Characterization by Differential Scanning Calorimetry, Optical Microscopy and Nuclear Magnetic Resonance Spectroscopy

dc.contributor.authorPraefcke, K.
dc.contributor.authorPoules, W.
dc.contributor.authorScheuble, B.
dc.contributor.authorPoupko, R.
dc.contributor.authorLuz, Z.
dc.date.accessioned2019-01-02T14:01:45Z
dc.date.available2019-01-02T14:01:45Z
dc.date.issued1984
dc.description.abstractMembers of the Hexakis(alkylsulfono)benzene series 4, containing 7 to 15 carbon atoms per alkyl chain (4 c-k), exhibit one and possibly several liquid crystalline discotic mesophases. The mesophases are uniaxial and most probably have a columnar structure. Their anisotropic magnetic susceptibility is negative and in sufficiently strong magnetic fields they align with the director perpendicular to the field direction. Deuterium NMR spectra of C6D6 dissolved in the mesophases exhibit quadrupolar splittings which are strongly temperature dependent. In analogy with the conventional discotics this suggests the presence of multiple solvation sites for solute molecules.en
dc.identifier.eissn1865-7117
dc.identifier.issn0932-0776
dc.identifier.urihttps://depositonce.tu-berlin.de/handle/11303/8771
dc.identifier.urihttp://dx.doi.org/10.14279/depositonce-7900
dc.language.isoen
dc.rights.urihttps://creativecommons.org/licenses/by-nc-nd/3.0/
dc.subject.ddc540 Chemie und zugeordnete Wissenschaftende
dc.subject.otherhexakis(alkylsulfono)benzene seriesen
dc.subject.otherNMR spectraen
dc.titleDiscotic Mesophases of the Hexakis(alkylsulfono)benzene Series: Characterization by Differential Scanning Calorimetry, Optical Microscopy and Nuclear Magnetic Resonance Spectroscopyen
dc.typeArticleen
dc.type.versionpublishedVersionen
dcterms.bibliographicCitation.doi10.1515/znb-1984-0718
dcterms.bibliographicCitation.issue7
dcterms.bibliographicCitation.journaltitleZeitschrift für Naturforschung Bde
dcterms.bibliographicCitation.originalpublishernameDe Gruyteren
dcterms.bibliographicCitation.originalpublisherplaceBerlin
dcterms.bibliographicCitation.pageend956
dcterms.bibliographicCitation.pagestart950
dcterms.bibliographicCitation.volume39
tub.accessrights.dnbfree
tub.affiliationFak. 2 Mathematik und Naturwissenschaften::Inst. Chemie::FG Organische Chemiede
tub.affiliation.facultyFak. 2 Mathematik und Naturwissenschaftende
tub.affiliation.groupFG Organische Chemiede
tub.affiliation.instituteInst. Chemiede
tub.publisher.universityorinstitutionTechnische Universität Berlinde

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