Syntheses, X-ray Crystal Structures, and Optical, Fluorescence, and Nonlinear Optical Characterizations of Diphenylphosphino-Substituted Bithiophenes
Qun Zhao; Jason L. Freeman; Jianwei Wang; Yuanli Zhang; Tracy P. Hamilton; Christopher M. Lawson; Gary M. Gray; Inorganic Chemistry 51 (2012) 2016–2030; doi:10.1021/ic201309k

data_4328294
_publ_section_title
;
 Syntheses, X-ray Crystal Structures, and Optical, Fluorescence, and
 Nonlinear Optical Characterizations of Diphenylphosphino-Substituted
 Bithiophenes
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              2016
_journal_page_last               2030
_journal_paper_doi               10.1021/ic201309k
_journal_volume                  51
_journal_year                    2012
_chemical_formula_sum            'C20 H15 O P S2'
_chemical_formula_weight         366.41
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2010-03-22 # Formatted by publCIF
;
_cell_angle_alpha                79.99(3)
_cell_angle_beta                 83.97(3)
_cell_angle_gamma                70.75(3)
_cell_formula_units_Z            2
_cell_length_a                   6.2348(12)
_cell_length_b                   8.5970(17)
_cell_length_c                   17.503(4)
_cell_measurement_reflns_used    316
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      16
_cell_measurement_theta_min      14
_cell_volume                     871.1(4)
_computing_cell_refinement       'Bruker XSCANS'
_computing_data_collection       'Bruker XSCANS'
_computing_data_reduction        'Bruker SHELXTL'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker P4'
_diffrn_measurement_method       '\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  0.0350
_diffrn_reflns_av_sigmaI/netI    0.0403
_diffrn_reflns_limit_h_max       1
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            3988
_diffrn_reflns_theta_full        24.97
_diffrn_reflns_theta_max         24.97
_diffrn_reflns_theta_min         2.37
_diffrn_standards_decay_%        1.4
_diffrn_standards_interval_time  120
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.401
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.397
_exptl_crystal_description       needles
_exptl_crystal_F_000             380
_exptl_crystal_size_max          0.6
_exptl_crystal_size_mid          0.3
_exptl_crystal_size_min          0.2
_refine_diff_density_max         0.682
_refine_diff_density_min         -0.522
_refine_diff_density_rms         0.076
_refine_ls_extinction_coef       0.039(6)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.053
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     218
_refine_ls_number_reflns         3069
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.053
_refine_ls_R_factor_all          0.0658
_refine_ls_R_factor_gt           0.0537
_refine_ls_shift/su_max          0.007
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1013P)^2^+0.5460P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1578
_refine_ls_wR_factor_ref         0.1690
_reflns_number_gt                2581
_reflns_number_total             3069
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic201309k_si_002_3.cif
_cod_data_source_block           zq511a
_cod_original_cell_volume        871.1(3)
_cod_database_code               4328294