Figure 2
Molecular packing in the crystal of (I): (a) supramolecular tape sustained by phthalazinone-C—H⋯O(sulfoxide) and π(phthalazinone)–π(phthalazinone) stacking interactions shown as orange and purple dashed lines, respectively, (b) a view of the unit-cell contents down the a axis showing the inter-digitation of tapes and (c) a view of the unit-cell contents down the c axis showing the stacking of assemblies of (b) along the a-axis direction. |