diplomsko delo
Zala Drešar (Author), Franc Perdih (Mentor)

Abstract

Z vrsto različnih reakcij sem preverjala vpliv topila in razmerja reaktantov na reakcije diatrizoične kisline z ostalimi reagenti. Z rentgensko praškovno analizo in rentgensko strukturno analizo sem preverjala nastanek kokristalov oziroma soli ter prisotnost halogenskih vezi v trdninah. Kokristal je enotna kristalinična snov, katere kristalno rešetko sestavljajo nevtralne komponente in so pri sobnih pogojih v trdnem agregatnem stanju. Uporabni so na različnih področjih, predvsem v farmaciji, saj so lahko kemijsko bolj stabilni, imajo nižjo temperaturo tališča, se hitreje raztapljajo in imajo višjo topnost. Diatrizoična kislina se uporablja kot kontrastno sredstvo, ki se uporablja pri rentgenskih slikanjih za vizualizacijo notranjih organov in ožilja.

Keywords

kemijske vezi;halogenska vez;kokristali;kristalizacija;diatrizoična kislina;rentgenska praškovna difrakcija;diplomska dela;

Data

Language: Slovenian
Year of publishing:
Typology: 2.11 - Undergraduate Thesis
Organization: UL FKKT - Faculty of Chemistry and Chemical Technology
Publisher: [Z. Drešar]
UDC: 544.14(043.2)
COBISS: 1538392003 Link will open in a new window
Views: 734
Downloads: 174
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Other data

Secondary language: English
Secondary title: Presence of halogen bonds in cocrystals and salts of diatrizoic acid
Secondary abstract: The influence of solvents and ratio of reactants in many different reactions of diatrizoic acid with other reactants has been tested. The appearance of cocrystals and presence of halogen bonds in co-crystals was analysed by powder X-ray diffraction and single crystal structural X-ray diffraction. Cocrystals are solids that are crystalline single phase materials, they form a unique crystalline structure with unique properties, such as higher chemical stability, lower melting point, fast dissolving and higher solubility. Cocrystals can be used in many different fields and are also commonly used in pharmacy as they have unique properties. Diatrizoic acid is also used as a contrast medium in x-ray scan for visualization of inner organs and vessels.
Secondary keywords: halogen bond;cocrystals;diatrizoic acid;powder X-ray diffraction;
Type (COBISS): Bachelor thesis/paper
Study programme: 1000373
Embargo end date (OpenAIRE): 1970-01-01
Thesis comment: Univ. v Ljubljani, Fak. za kemijo in kemijsko tehnologijo, UNI Kemija
Pages: 34 str.
ID: 11219424