Mixed 3,5‐dinitrosalicylate(2–) and partial 3,5‐dinitrosalicylate(1–) and picrate(1–) species in tris(piperidinium) bis(3,5‐dinitrosalicylate) picrate monohydrate
Author(s) -
Smith Graham,
Wermuth Urs D.,
Healy Peter C.
Publication year - 2006
Publication title -
acta crystallographica section e
Language(s) - English
Resource type - Journals
ISSN - 1600-5368
DOI - 10.1107/s1600536806000973
Subject(s) - picrate , chemistry , ring (chemistry) , piperidine , hydrogen bond , crystal structure , picric acid , solvent , ion , salicylic acid , medicinal chemistry , crystallography , molecule , organic chemistry , biochemistry
The crystal structure of the monohydrated proton‐transfer compound of 3,5‐dinitrosalicylic acid with piperidine shows the presence of dianionic 3,5‐dinitrosalicylate species, as well as partial monoanionic 3,5‐dinitrosalicylate and picrate species; the formula is 3C 5 H 12 N + ·C 7 H 3 N 2 O 7 − ·0.79C 7 H 2 N 2 O 7 2− ·0.21C 6 H 2 N 3 O 7 − ·H 2 O. All available proton‐donor species, including the solvent water molecule, are involved in hydrogen‐bonding interactions with O‐atom acceptors on the anion species, giving a one‐dimensional column polymer structure, with further structure extension through anion–anion π–π ring interactions.
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