X-ray diffraction and computational studies of the pressure-dependent tetrachloroethane solvation of diphenylanthracene
Fabbiani, Francesca P. A.; Bergantin, Stefano; Gavezzotti, Angelo; Rizzato, Silvia; Moret, Massimo; CrystEngComm 18 (2016) 2173–; doi:10.1039/C6CE00055J

data_7224288
_publ_section_title
;
 X-ray diffraction and computational studies of the pressure-dependent
 tetrachloroethane solvation of diphenylanthracene
;
_journal_issue                   12
_journal_name_full               CrystEngComm
_journal_page_first              2173
_journal_paper_doi               10.1039/C6CE00055J
_journal_volume                  18
_journal_year                    2016
_chemical_formula_moiety         'C26 H18, 2(C2 H2 Cl4)'
_chemical_formula_sum            'C30 H22 Cl8'
_chemical_formula_weight         666.07
_chemical_name_systematic
;
9,10-Diphenylanthracene 1,1,2,2-tetrachloroethane solvate
;
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_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     iterative
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2015-12-16 deposited with the CCDC.
2016-02-17 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 104.964(3)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   8.7874(3)
_cell_length_b                   12.0308(7)
_cell_length_c                   13.8215(8)
_cell_measurement_reflns_used    845
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      16.8
_cell_measurement_theta_min      2.9
_cell_volume                     1411.65(13)
_computing_cell_refinement       'Apex2 (Bruker AXS, 2006)'
_computing_data_collection       'Apex2 (Bruker AXS, 2006)'
_computing_data_reduction        'Apex2 (Bruker AXS, 2006)'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    SHELXT
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.754
_diffrn_measured_fraction_theta_max 0.754
_diffrn_measurement_device       'Bruker AXS APEX II'
_diffrn_measurement_device_type  Area
_diffrn_measurement_method       '\f & \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  0.0480
_diffrn_reflns_av_unetI/netI     0.0360
_diffrn_reflns_Laue_measured_fraction_full 0.754
_diffrn_reflns_Laue_measured_fraction_max 0.754
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            8102
_diffrn_reflns_point_group_measured_fraction_full 0.754
_diffrn_reflns_point_group_measured_fraction_max 0.754
_diffrn_reflns_reduction_process
;
 Scaled and merged with SORTAV
 R.H. Blessing, (1987) Cryst. Rev. 1, 3-58
 R.H. Blessing, (1989) J. Appl. Cryst. 22, 396-397
;
_diffrn_reflns_theta_full        17.284
_diffrn_reflns_theta_max         17.284
_diffrn_reflns_theta_min         2.279
_exptl_absorpt_coefficient_mu    0.819
_exptl_absorpt_correction_T_max  0.8616
_exptl_absorpt_correction_T_min  0.7447
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS V.2008/1
SHADE (Parsons, 2004)
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.567
_exptl_crystal_description       block
_exptl_crystal_F_000             676
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: 1,1,2,2-tetrachloroethane'
_exptl_crystal_size_max          0.10
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.367
_refine_diff_density_min         -0.252
_refine_diff_density_rms         0.049
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.062
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     172
_refine_ls_number_reflns         650
_refine_ls_number_restraints     172
_refine_ls_restrained_S_all      1.032
_refine_ls_R_factor_all          0.0738
_refine_ls_R_factor_gt           0.0515
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0597P)^2^+6.5542P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1201
_refine_ls_wR_factor_ref         0.1314
_reflns_Friedel_coverage         0.000
_reflns_number_gt                504
_reflns_number_total             650
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c6ce00055j4.cif
_cod_data_source_block           diphenylanthracene_TTCE_solvate_0p5_GPa
_cod_depositor_comments
'Adding full bibliography for 7224288--7224290.cif.'
_cod_database_code               7224288
_shelx_shelxl_version_number     2014/7
_shelx_res_checksum              50489