Polymorph and isomer conversion of complexes based on CuI and PPh3 easily observed via luminescence.
Maini, Lucia; Braga, Dario; Mazzeo, Paolo P.; Ventura, Barbara; Dalton transactions (Cambridge, England : 2003) 41 (2012) 531–539; doi:10.1039/c1dt11462j

data_7017799
_publ_section_title
;
 Polymorph and isomer conversion of complexes based on CuI and PPh3 easily
 observed via luminescence.
;
_journal_issue                   2
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              531
_journal_page_last               539
_journal_paper_doi               10.1039/c1dt11462j
_journal_volume                  41
_journal_year                    2012
_chemical_formula_sum            'C72 H60 Cu4 I4 P4'
_chemical_formula_weight         1810.84
_chemical_name_systematic
;
?
;
_space_group_IT_number           220
_symmetry_cell_setting           cubic
_symmetry_space_group_name_Hall  'I -4bd 2c 3'
_symmetry_space_group_name_H-M   'I -4 3 d'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            16
_cell_length_a                   30.0503(6)
_cell_length_b                   30.0503(6)
_cell_length_c                   30.0503(6)
_cell_measurement_reflns_used    3696
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      29.1739
_cell_measurement_theta_min      2.8701
_cell_volume                     27136.0(9)
_computing_cell_refinement
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.55 (release 05-01-2010 CrysAlis171 .NET)
(compiled Jan 5 2010,16:28:46)
;
_computing_data_collection
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.55 (release 05-01-2010 CrysAlis171 .NET)
(compiled Jan 5 2010,16:28:46)
;
_computing_data_reduction
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.55 (release 05-01-2010 CrysAlis171 .NET)
(compiled Jan 5 2010,16:28:46)
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 16.1340
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.908
_diffrn_measurement_device_type  'Xcalibur, Sapphire3'
_diffrn_measurement_method       '\w scan'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0636
_diffrn_reflns_av_sigmaI/netI    0.1243
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -41
_diffrn_reflns_limit_l_max       39
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            13703
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         29.24
_diffrn_reflns_theta_min         3.03
_exptl_absorpt_coefficient_mu    3.193
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.54253
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.773
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             14080
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.794
_refine_diff_density_min         -0.478
_refine_diff_density_rms         0.081
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.05(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.791
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     205
_refine_ls_number_reflns         4913
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.791
_refine_ls_R_factor_all          0.0972
_refine_ls_R_factor_gt           0.0402
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0366P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0711
_refine_ls_wR_factor_ref         0.0801
_reflns_number_gt                2564
_reflns_number_total             4913
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c1dt11462j.txt
_cod_data_source_block           shelxl3
_cod_database_code               7017799