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. 2024 Apr 26;9(Pt 4):x240299.
doi: 10.1107/S2414314624002992. eCollection 2024 Apr.

13-Nitro-benzo[ a][1,4]benzo-thia-zino[3,2- c]phenoxazine

Mamoun M Bader  1 , Cameron Fiester  2 , Phuong-Truc T Pham  3 , Amy Bradely  2 , Amjad Nazzal  4
Affiliations

13-Nitro-benzo[ a][1,4]benzo-thia-zino[3,2- c]phenoxazine

Mamoun M Bader et al. IUCrdata. .

Abstract

In the title compound, C22H11N3O3S, dihedral angle between the phenyl rings on the periphery of the molecule is 8.05 (18)°. In the crystal, aromatic π-π stacking distance and short C-H⋯O contacts are observed. The maximum absorption occurs at 688 nm.

Keywords: crystal structure; donor/acceptor; fused heterocyclic; ladder oligomer; non centrosymmetric dye.

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Figures

Figure 1
Figure 1
Structure of title compound.with displacement ellipsoids drawn at the 50% probability level.
Figure 2
Figure 2
Stacking of molecules with shortest observed distances (atom to atom).
Figure 3
Figure 3
Reaction scheme for the preparation of the title compound.
See this image and copyright information in PMC

References

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    1. Faleh, A. T., Pham, P.-T. T., Al-Maadeed, M. A. & Bader, M. M. (2008). MRS Online Proceedings Library, 1091, 10910769.
    1. Fiester, C., Pham, P.-T. T. & Bradley, A. (2023). MRS Advances, 889–893. https://doi.org/10.1557/s43580-023-00609-y
    1. Groom, C. R., Bruno, I. J., Lightfoot, M. P. & Ward, S. C. (2016). Acta Cryst. B72, 171–179. - PMC - PubMed

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