3',4'-Dimethoxybiphenyl-4-carbonitrile
Li, Xin-Min; Hou, Yan-Jun; Mei, Peng; Chu, Wen-Yi; Sun, Zhi-Zhong; Acta Crystallographica Section E 68 (2012) o1137–; doi:10.1107/S1600536812011464

data_2234140
_publ_section_title
;
 3',4'-Dimethoxybiphenyl-4-carbonitrile
;
_journal_coeditor_code           BX2401
_journal_issue                   4
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1137
_journal_paper_doi               10.1107/S1600536812011464
_journal_volume                  68
_journal_year                    2012
_chemical_formula_iupac          'C15 H13 N O2'
_chemical_formula_moiety         'C15 H13 N O2'
_chemical_formula_sum            'C15 H13 N O2'
_chemical_formula_weight         239.26
_chemical_name_systematic
;
3',4'-Dimethoxybiphenyl-4-carbonitrile
;
_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                 96.2660(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.1568(10)
_cell_length_b                   7.7541(8)
_cell_length_c                   17.6764(19)
_cell_measurement_reflns_used    2577
_cell_measurement_temperature    295(2)
_cell_measurement_theta_max      25.7602
_cell_measurement_theta_min      2.8714
_cell_volume                     1247.6(2)
_computing_cell_refinement       'SAINT (Bruker, 2004)'
_computing_data_collection       'APEX2 (Bruker, 2004)'
_computing_data_reduction        'SAINT (Bruker, 2004)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  'publCIF (Westrip, 2010)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      295(2)
_diffrn_measured_fraction_theta_full 0.980
_diffrn_measured_fraction_theta_max 0.980
_diffrn_measurement_device_type  'Bruker SMART APEX CCD detector'
_diffrn_measurement_method       'phi and omega 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  0.0202
_diffrn_reflns_av_sigmaI/netI    0.0190
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            8149
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         2.87
_exptl_absorpt_coefficient_mu    0.085
_exptl_absorpt_correction_T_max  0.9782
_exptl_absorpt_correction_T_min  0.9733
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.274
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             504
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.26
_refine_diff_density_max         0.151
_refine_diff_density_min         -0.122
_refine_ls_extinction_coef       0.017(2)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL97 (Sheldrick, 2008)'
_refine_ls_goodness_of_fit_ref   1.053
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     166
_refine_ls_number_reflns         2399
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.053
_refine_ls_R_factor_all          0.0498
_refine_ls_R_factor_gt           0.0360
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0520P)^2^+0.1238P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0961
_refine_ls_wR_factor_ref         0.1036
_reflns_number_gt                1839
_reflns_number_total             2399
_reflns_threshold_expression     I>2sigma(I)
_cod_data_source_file            bx2401.cif
_cod_data_source_block           I
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2234140
_cod_database_fobs_code          2234140