Synthesis and characterization of coumarin-derived sulfur analogues using Lawesson's reagent

Mama, N.; Schoeman, S.; Myburgh, L.; Hosten, E.C.

doi:10.1107/S2053229625000956

Acta Crystallographica Section C
Acta Crystallographica
Section C STRUCTURAL CHEMISTRY

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Figure 7
Hirshfeld d_norm surface and selected intermolecular hydrogen-bond interactions. For clarity, not all interactions are shown. [Symmetry codes for S1a: (i) −x, y + $[{1\over 2}]$ , −z + $[{1\over 2}]$ ; (ii) −x, −y + 1, −z; (iii) x, −y + $[{1\over 2}]$ , z + $[{1\over 2}]$ ; (iv) x, −y + $[{1\over 2}]$ , z − $[{1\over 2}]$ ; for S2a: (i) x, −y + $[{1\over 2}]$ , z − $[{1\over 2}]$ ; (ii) −x + 1, y + $[{1\over 2}]$ , −z + $[{3\over 2}]$ ; for S3a: (i) x, y − 1, z; (ii) −x + $[{1\over 2}]$ , −y + $[{3\over 2}]$ , −z + 1; for S1b: (i) −x + $[{3\over 2}]$ , y + $[{1\over 2}]$ , −z + $[{1\over 2}]$ ; (ii) −x + 1, −y + 1, −z; (iii) −x + $[{3\over 2}]$ , y − $[{1\over 2}]$ , −z + $[{1\over 2}]$ ; for S2b: (i) −x + $[{3\over 2}]$ , y − $[{1\over 2}]$ ; (iii) −x + $[{3\over 2}]$ , y + $[{1\over 2}]$ , −z + $[{1\over 2}]$ ; (iv) x + $[{1\over 2}]$ , −y + $[{3\over 2}]$ , z + $[{1\over 2}]$ ; (v) −x + 2, −y + 1, −z + 1; for S3b: (i) −x + 1, y + $[{1\over 2}]$ , −z + $[{3\over 2}]$ ; (iii) x − 1, y, z.

STRUCTURAL
CHEMISTRY

ISSN: 2053-2296

Volume 81| Part 3| March 2025| Pages 170-180

https://doi.org/10.1107/S2053229625000956

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