Subtle Modulation of Cu4X4L2 Phosphine Cluster Cores Leads to Changes in Luminescence.
Chen, Kelly; Shearer, Jason; Catalano, Vincent J.; Inorganic chemistry 54 (2015) 6245–6256; doi:10.1021/acs.inorgchem.5b00443

data_4343308
_publ_section_title
;
 Subtle Modulation of Cu4X4L2 Phosphine Cluster Cores Leads to Changes in
 Luminescence.
;
_journal_issue                   13
_journal_name_full               'Inorganic chemistry'
_journal_page_first              6245
_journal_page_last               6256
_journal_paper_doi               10.1021/acs.inorgchem.5b00443
_journal_volume                  54
_journal_year                    2015
_chemical_formula_moiety         'C34 H28 Br4 Cu4 N2 P2, 2(C H2 Cl2)'
_chemical_formula_sum            'C36 H32 Br4 Cl4 Cu4 N2 P2'
_chemical_formula_weight         1270.17
_chemical_name_systematic
;
 ? 
;
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_audit_creation_date             2014-01-29
_audit_creation_method
;
Olex2 1.2
(compiled 2013.12.10 svn.r2850 for OlexSys, GUI svn.r4736)
;
_cell_angle_alpha                91.880(3)
_cell_angle_beta                 98.999(2)
_cell_angle_gamma                103.505(3)
_cell_formula_units_Z            2
_cell_length_a                   10.2258(17)
_cell_length_b                   11.0279(19)
_cell_length_c                   19.447(3)
_cell_measurement_reflns_used    5323
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      25.06
_cell_measurement_theta_min      2.46
_cell_volume                     2100.6(6)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'SAINT v8.27A (Bruker, 2012)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100.15
_diffrn_measured_fraction_theta_full 0.982
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0612
_diffrn_reflns_av_unetI/netI     0.0485
_diffrn_reflns_laue_measured_fraction_full 0.982
_diffrn_reflns_laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            36287
_diffrn_reflns_point_group_measured_fraction_full 0.982
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.077
_diffrn_reflns_theta_min         1.063
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    6.162
_exptl_absorpt_correction_T_max  0.7452
_exptl_absorpt_correction_T_min  0.5298
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2012/1 (Bruker,2012) was used for absorption correction. wR2(int) was 0.0859 before and 0.0500 after correction. The Ratio of minimum to maximum transmission is 0.7110. The \l/2 correction factor is 0.0015.'
_exptl_crystal_colour            clear
_exptl_crystal_colour_lustre     clear
_exptl_crystal_density_diffrn    2.008
_exptl_crystal_description       block
_exptl_crystal_F_000             1232
_exptl_crystal_size_max          0.198
_exptl_crystal_size_mid          0.034
_exptl_crystal_size_min          0.028
_exptl_transmission_factor_max   0.7452
_exptl_transmission_factor_min   0.5298
_refine_diff_density_max         1.230
_refine_diff_density_min         -1.096
_refine_diff_density_rms         0.122
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.000
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     479
_refine_ls_number_reflns         7456
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.000
_refine_ls_R_factor_all          0.0667
_refine_ls_R_factor_gt           0.0381
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0532P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0867
_refine_ls_wR_factor_ref         0.0978
_reflns_Friedel_coverage         0.000
_reflns_number_gt                5319
_reflns_number_total             7456
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ic5b00443_si_002.cif
_cod_data_source_block           kc036_0m
_cod_depositor_comments
'Adding full bibliography for 4343305--4343312.cif.'
_cod_original_cell_volume        2100.7(6)
_cod_database_code               4343308
_shelxl_version_number           2013-4
_shelx_estimated_absorpt_t_max   0.846
_shelx_estimated_absorpt_t_min   0.375
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups, All C(H,H,H,H) groups
2. Others
 Sof(H2Sc)=Sof(H2Sd)=Sof(Cl3T)=1-FVAR(1)
 Sof(H2Sa)=Sof(H2Sb)=Sof(Cl3S)=FVAR(1)
3.a Secondary CH2 refined with riding coordinates:
 C2S(H2Sa,H2Sb), C2S(H2Sc,H2Sd), C1S(H1Sa,H1Sb)
3.b Aromatic/amide H refined with riding coordinates:
 C2(H2), C3(H3), C4(H4), C5(H5), C6(H6), C8(H8), C9(H9), C10(H10), C11(H11),
 C12(H12), C14(H14), C15(H15), C16(H16), C17(H17), C19(H19), C20(H20), C21(H21),
  C22(H22), C23(H23), C25(H25), C26(H26), C27(H27), C28(H28), C29(H29),
 C31(H31), C32(H32), C33(H33), C34(H34)
;