Further investigation on the nitration of BODIPY with cupric nitrate: crystal structures of 4,4-di­fluoro-1,3,5,7,8-penta­methyl-2-nitro-4-bora-3a,4a-di­aza-s-indacene, 4,4-di­fluoro-3-nitro-8-phenyl-4-bora-3a,4a-di­aza-s-indacene, and 3-chloro-6-ethyl-5,7,8-trimethyl-2-nitro-4,4-diphenyl-4-bora-3a,4a-di­aza-s-indacene

Joshi, D.J.; Jun, M.; Yang, L.; Lough, A.J.; Yan, H.

doi:10.1107/S2056989017018564

Acta Crystallographica Section E
Acta Crystallographica
Section E CRYSTALLOGRAPHIC COMMUNICATIONS

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Figure 4
Part of the crystal structure of 5a with weak C—H⋯O and C—H⋯F hydrogen bonds shown as dashed lines. Only H atoms involved in hydrogen bonds are shown.

CRYSTALLOGRAPHIC
COMMUNICATIONS

ISSN: 2056-9890

Volume 74| Part 2| February 2018| Pages 103-108

https://doi.org/10.1107/S2056989017018564

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