Crystal structures of 6a,6b,7,11a-tetra­hydro-6H,9H-spiro­[chromeno[3′,4′:3,4]pyrrolo­[1,2-c]thia­zole-11,3′-indoline]-2′,6-dione and 5′-methyl-6a,6b,7,11a-tetra­hydro-6H,9H-spiro­[chromeno[3′,4′:3,4]pyrrolo­[1,2-c]thia­zole-11,3′-indoline]-2′,6-dione

Pangajavalli, S.; Ranjithkumar, R.; Srinivasan, N.; Ramaswamy, S.; Selvanayagam, S.

doi:10.1107/S2056989019000045

Acta Crystallographica Section E
Acta Crystallographica
Section E CRYSTALLOGRAPHIC COMMUNICATIONS

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Figure 4
The crystal packing of compound (I)

viewed along the a axis. The C—H⋯O hydrogen bonds (see Table 1

) are shown as dashed lines, while the N—H⋯π interactions are shown as orange arrows. For clarity, H atoms not involved in these interactions have been omitted.

CRYSTALLOGRAPHIC
COMMUNICATIONS

ISSN: 2056-9890

Volume 75| Part 2| February 2019| Pages 246-250

https://doi.org/10.1107/S2056989019000045

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