Crystal structure and theoretical studies of two π-conjugated fused-ring chalcones: (E)-1-(anthra­cen-9-yl)-3-(9-ethyl-9H-carbazol-3-yl)prop-2-en-1-one and (E)-1-(anthracen-9-yl)-3-[4-(9H-carbazol-9-yl)phen­yl]prop-2-en-1-one

Zainuri, D.A.; Razak, I.A.; Arshad, S.

doi:10.1107/S2056989018011131

Acta Crystallographica Section E
Acta Crystallographica
Section E CRYSTALLOGRAPHIC COMMUNICATIONS

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Figure 5
View of the Hirshfeld surfaces for the title compounds, showing (a) d_norm with the red spots showing the involvement of the C—H⋯O interactions in II, (b) mapped over d_e with the pale-orange spots within the black arrows indicating the C—H⋯π interactions in II and (c) mapped over curvedness with the black arrows indicating the π–π interactions in I.

CRYSTALLOGRAPHIC
COMMUNICATIONS

ISSN: 2056-9890

Volume 74| Part 9| September 2018| Pages 1302-1308

https://doi.org/10.1107/S2056989018011131

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