Mj. Cook et al., X-RAY CRYSTAL-STRUCTURE OF ,8,11,15,18,22,25-OCTA-ISO-PENTYLOXYPHTHALOCYANINE, Journal of the Chemical Society, Chemical Communications, (11), 1993, pp. 903-904
Crystals of ,8,11,15,18,22,25-octa-iso-pentyloxyphthalocyanine are com
prised of tilted stacks of molecules, the individual molecules being w
ell separated by the alkoxy chains.