Cu4I4 Clusters Supported by P^N-type Ligands: New Structures with Tunable Emission Colors
Zhiwei Liu; Peter I. Djurovich; Matthew T. Whited; Mark E. Thompson; Inorganic Chemistry 51 (2012) 230–236; doi:10.1021/ic2015226

data_4327762
_publ_contact_author_address
;Department of Chemistry
University of Southern California
Los Angeles, CA 90089
;
_publ_contact_author_email       met@usc.edu
_publ_contact_author_fax         '(+1) 213-740-8594'
_publ_contact_author_name        'Mark E. Thompson'
_publ_section_title
;
 Cu4I4 Clusters Supported by P^N-type Ligands: New Structures with Tunable
 Emission Colors
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              230
_journal_page_last               236
_journal_paper_doi               10.1021/ic2015226
_journal_volume                  51
_journal_year                    2012
_chemical_formula_moiety         'C28 H48 Cu4 I4 N2 P2'
_chemical_formula_sum            'C28 H48 Cu4 I4 N2 P2'
_chemical_formula_weight         1236.38
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_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                 104.157(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   11.0911(18)
_cell_length_b                   9.7392(16)
_cell_length_c                   17.769(3)
_cell_measurement_reflns_used    6838
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      27.52
_cell_measurement_theta_min      2.36
_cell_volume                     1861.1(5)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      120(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.977
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_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  0.0269
_diffrn_reflns_av_sigmaI/netI    0.0315
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            11147
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         27.56
_diffrn_reflns_theta_min         1.89
_exptl_absorpt_coefficient_mu    5.680
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.6668
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Bruker SADABS'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    2.206
_exptl_crystal_description       prism
_exptl_crystal_F_000             1176
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.11
_refine_diff_density_max         1.538
_refine_diff_density_min         -0.765
_refine_diff_density_rms         0.129
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.628
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     187
_refine_ls_number_reflns         4201
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.628
_refine_ls_R_factor_all          0.0368
_refine_ls_R_factor_gt           0.0301
_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^)+(0.0000P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0580
_refine_ls_wR_factor_ref         0.0593
_reflns_number_gt                3646
_reflns_number_total             4201
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic2015226_si_001_3.cif
_cod_data_source_block           zl12
_cod_original_sg_symbol_Hall     -P2ybc
_cod_database_code               4327762