Abstract
The host 9-(4-methylphenyl)-9H-xanthen-9-ol (H) forms inclusion compounds with the guests cyclohexane (H · ½CHEX), benzene (H · ½BENZ), 1,4-dioxane (H · ½DIOX), cyclohexanone (H · CYONE), N,N-dimethylformamide (H · DMF) and N,N-dimethylacetamide (H · DMA). For those guest molecules possessing electron acceptor atoms/functionalities hydrogen bonding with the host is the prominent mode of interaction and presents itself in the form of (Host)–OH···O(Guest) linkages. The cyclohexane and benzene guests however, occupy voids created by neighbouring host molecules which form hydrogen bonded dimers of the form (Host)–OH···O(Host). The structures of the inclusion compounds were investigated and their thermal stabilities determined. Selectivity experiments were also conducted.
Graphical Abstract
The host 9-(4-methylphenyl)-9H-xanthen-9-ol (H) forms inclusion compounds with the guests cyclohexane (H · ½CHEX), benzene (H · ½BENZ), 1,4-dioxane (H · ½DIOX), cyclohexanone (H · CYONE), N,N-dimethylformamide (H · DMF) and N,N-dimethylacetamide (H · DMA). Crystal structures and thermal stabilities were determined. The host selectivity was also investigated.
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Faleni, N., Jacobs, A. & Taljaard, J.H. Inclusion Compounds of the Host 9-(4-Methylphenyl)-9H-xanthen-9-ol with a Series of Organic Guests. J Chem Crystallogr 39, 285–292 (2009). https://doi.org/10.1007/s10870-008-9475-y
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DOI: https://doi.org/10.1007/s10870-008-9475-y