Azo⋯phenyl stacking: a persistent self-assembly motif guides the assembly of fluorinated cis-azobenzenes into photo-mechanical needle crystals
Bushuyev, Oleksandr S.; Tomberg, Anna; Vinden, Joanna R.; Moitessier, Nicolas; Barrett, Christopher J.; Friščić, Tomislav; Chemical Communications (Cambridge, United Kingdom) 52 (2016) 2103–2106; doi:10.1039/c5cc08590j

data_7118713
_publ_section_title
;
 Azo&#x22EF;phenyl stacking: a persistent self-assembly motif guides the
 assembly of fluorinated cis-azobenzenes into photo-mechanical needle crystals
;
_journal_coden_ASTM              CHCOFS
_journal_issue                   10
_journal_name_full
;
 Chemical Communications (Cambridge, United Kingdom)
;
_journal_page_first              2103
_journal_page_last               2106
_journal_paper_doi               10.1039/c5cc08590j
_journal_volume                  52
_journal_year                    2016
_chemical_formula_sum            'C18 H12 F8 I2 N4'
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_space_group_name_Hall           '-P 2yc'
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_symmetry_space_group_name_Hall  '-P 2yc'
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_atom_sites_solution_hydrogens   geom
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_audit_update_record
;
2015-10-13 deposited with the CCDC.
2015-12-04 downloaded from the CCDC.
;
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_exptl_crystal_colour            yellow
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_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0258P)^2^+2.4218P] where P=(Fo^2^+2Fc^2^)/3'
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_reflns_Friedel_fraction_full    .
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_reflns_threshold_expression     'I > 2\s(I)'
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