Role of p(Z)-π(Ar/Nap) conjugation in structures of 1-(arylchalcogena)naphthalenes for Z = Te versus Se, S and O: experimental and theoretical investigations.
Nakai, Takahito; Nishino, Mitsuhiro; Hayashi, Satoko; Hashimoto, Masato; Nakanishi, Waro; Dalton transactions (Cambridge, England : 2003) 41 (2012) 7485–7497; doi:10.1039/c2dt30516j

data_7019495
_publ_section_title
;
 Role of p(Z)-\p(Ar/Nap) conjugation in structures of
 1-(arylchalcogena)naphthalenes for Z = Te versus Se, S and O:
 experimental and theoretical investigations.
;
_journal_issue                   25
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              7485
_journal_page_last               7497
_journal_paper_doi               10.1039/c2dt30516j
_journal_volume                  41
_journal_year                    2012
_chemical_formula_sum            'C18 H17 N Te'
_chemical_formula_weight         374.93
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 95.950(8)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.437(4)
_cell_length_b                   19.619(9)
_cell_length_c                   10.378(5)
_cell_measurement_temperature    93(2)
_cell_volume                     1506.1(13)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      93(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.0333
_diffrn_reflns_av_sigmaI/netI    0.0357
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            12345
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         2.86
_exptl_absorpt_coefficient_mu    1.965
_exptl_crystal_density_diffrn    1.654
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             736
_refine_diff_density_max         1.107
_refine_diff_density_min         -0.361
_refine_diff_density_rms         0.077
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.974
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     249
_refine_ls_number_reflns         3447
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.974
_refine_ls_R_factor_all          0.0311
_refine_ls_R_factor_gt           0.0204
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0196P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0425
_refine_ls_wR_factor_ref         0.0458
_reflns_number_gt                2626
_reflns_number_total             3447
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2dt30516j.txt
_cod_data_source_block           g:\sx97n\nishino304_a
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               7019495