Efficient solvent-controlled crystallization of pure polymorphs of 1-nitro-4-(4-nitrophenylmethylthio)benzene
Wan, Chong-Qing; Li, Ai-Min; Al-Thabaiti, Shaeel A.; El-Mosslamy, El-Sayed H.; Mak, Thomas C. W.; CrystEngComm 16 (2014) 8960–; doi:10.1039/C4CE00753K

data_7216729
_publ_section_title
;
 Efficient solvent-controlled crystallization of pure polymorphs of
 1-nitro-4-(4-nitrophenylmethylthio)benzene
;
_journal_issue                   38
_journal_name_full               CrystEngComm
_journal_page_first              8960
_journal_paper_doi               10.1039/C4CE00753K
_journal_volume                  16
_journal_year                    2014
_chemical_formula_sum            'C13 H10 N2 O4 S'
_chemical_formula_weight         290.29
_space_group_IT_number           14
_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                 102.878(5)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   4.0558(3)
_cell_length_b                   20.4472(16)
_cell_length_c                   16.1833(12)
_cell_measurement_temperature    296(2)
_cell_volume                     1308.32(17)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_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  0.0359
_diffrn_reflns_av_sigmaI/netI    0.0348
_diffrn_reflns_limit_h_max       4
_diffrn_reflns_limit_h_min       -4
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            9404
_diffrn_reflns_theta_full        25.01
_diffrn_reflns_theta_max         25.01
_diffrn_reflns_theta_min         1.63
_exptl_absorpt_coefficient_mu    0.262
_exptl_crystal_density_diffrn    1.474
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             600
_refine_diff_density_max         0.396
_refine_diff_density_min         -0.225
_refine_diff_density_rms         0.045
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.078
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     181
_refine_ls_number_reflns         2296
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.078
_refine_ls_R_factor_all          0.0710
_refine_ls_R_factor_gt           0.0489
_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^)+(0.0660P)^2^+0.2588P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1227
_refine_ls_wR_factor_ref         0.1365
_reflns_number_gt                1649
_reflns_number_total             2296
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4ce00753k2.cif
_cod_data_source_block           II
_cod_depositor_comments
'Adding full bibliography for 7216727--7216731.cif.'
_cod_database_code               7216729