Leucopterin, the white pigment in butterfly wings: structural analysis by PDF fit, FIDEL fit, Rietveld refinement, solid-state NMR and DFT-D

Bravetti, F.; Tapmeyer, L.; Skorodumov, K.; Alig, E.; Habermehl, S.; Hühn, R.; Bordignon, S.; Gallo, A.; Nervi, C.; Chierotti, M.R.; Schmidt, M.U.

doi:10.1107/S2052252523004281

Figure 9
¹H (1000.4 MHz) MAS spectra of leucopterin hemihydrate (above) and anhydrate (below), acquired at room temperature at a spinning speed of 100 kHz. H3^h and H₂O^h, in the anhydrate spectrum, refer to H3 and H₂O signals originating from the amount of partially hydrated leucopterin.

IUCrJ

Volume 10| Part 4| July 2023| Pages 448-463

ISSN: 2052-2525

https://doi.org/10.1107/S2052252523004281

CHEMISTRY | CRYSTENG

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