Conversion of 3-amino-4-aryl­amino-1H-iso­chromen-1-ones to 1-aryl­iso­chromeno[3,4-d][1,2,3]triazol-5(1H)-ones: synthesis, spectroscopic characterization and the structures of four products and one ring-opened derivative

Vicentes, D.E.; Romero, A.L.; Rodríguez, R.; Cobo, J.; Glidewell, C.

doi:10.1107/S2053229620003757

Acta Crystallographica Section C
Acta Crystallographica
Section C STRUCTURAL CHEMISTRY

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Figure 9
Part of the crystal structure of compound (III)

, showing the formation of a hydrogen-bonded C(5) chain parallel to [001]. Hydrogen bonds are drawn as dashed lines and, for the sake of clarity, H atoms not involved in the motif shown have been omitted.

STRUCTURAL
CHEMISTRY

ISSN: 2053-2296

Volume 76| Part 5| May 2020| Pages 446-453

https://doi.org/10.1107/S2053229620003757

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