Intermolecular and very strong intramolecular C-SeO/N chalcogen bonds in nitrophenyl selenocyanate crystals.
Wang, Hui; Liu, Ju; Wang, Weizhou; Physical chemistry chemical physics : PCCP 20 (2018) 5227–5234; doi:10.1039/c7cp08215k

data_7230042
_publ_section_title
;
 Intermolecular and very strong intramolecular C-SeO/N chalcogen bonds in
 nitrophenyl selenocyanate crystals.
;
_journal_issue                   7
_journal_name_full               'Physical chemistry chemical physics : PCCP'
_journal_page_first              5227
_journal_page_last               5234
_journal_paper_doi               10.1039/c7cp08215k
_journal_volume                  20
_journal_year                    2018
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C7 H4 N2 O2 Se'
_chemical_formula_sum            'C7 H4 N2 O2 Se'
_chemical_formula_weight         227.08
_space_group_crystal_system      monoclinic
_space_group_IT_number           4
_space_group_name_Hall           'P 2yb'
_space_group_name_H-M_alt        'P 1 21 1'
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2017-11-30
_audit_creation_method
;
Olex2 1.2
(compiled 2017.08.10 svn.r3458 for OlexSys, GUI svn.r5381)
;
_audit_update_record
;
2017-11-30 deposited with the CCDC.
2018-01-25 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 91.940(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   3.9951(3)
_cell_length_b                   6.9821(6)
_cell_length_c                   14.3544(13)
_cell_measurement_reflns_used    3761
_cell_measurement_temperature    273(2)
_cell_measurement_theta_max      28.30
_cell_measurement_theta_min      2.84
_cell_volume                     400.17(6)
_computing_cell_refinement       'SAINT v8.37A (Bruker, 2015)'
_computing_data_reduction        'SAINT v8.37A (Bruker, 2015)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL (Sheldrick, 2008)'
_computing_structure_solution    'XS (Sheldrick, 2008)'
_diffrn_ambient_temperature      273.15
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.989
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0148
_diffrn_reflns_av_unetI/netI     0.0327
_diffrn_reflns_limit_h_max       4
_diffrn_reflns_limit_h_min       -4
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            3773
_diffrn_reflns_theta_full        25.34
_diffrn_reflns_theta_max         25.34
_diffrn_reflns_theta_min         2.84
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    4.647
_exptl_absorpt_correction_T_max  0.7457
_exptl_absorpt_correction_T_min  0.5811
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2016/2 (Bruker,2016/2) was used for absorption correction. wR2(int) was 0.0719 before and 0.0509 after correction. The Ratio of minimum to maximum transmission is 0.7793. The \l/2 correction factor is Not present.'
_exptl_crystal_colour            brown
_exptl_crystal_colour_primary    brown
_exptl_crystal_density_diffrn    1.885
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             220
_exptl_crystal_size_max          0.12
_exptl_crystal_size_mid          0.11
_exptl_crystal_size_min          0.11
_refine_diff_density_max         0.399
_refine_diff_density_min         -0.435
_refine_diff_density_rms         0.143
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.009(16)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.298
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     109
_refine_ls_number_reflns         1424
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.297
_refine_ls_R_factor_all          0.0199
_refine_ls_R_factor_gt           0.0173
_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^)+(0.0440P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0524
_refine_ls_wR_factor_ref         0.0769
_reflns_number_gt                1401
_reflns_number_total             1424
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c7cp08215k2.cif
_cod_data_source_block           w_CCDC2
_cod_depositor_comments
'Adding full bibliography for 7230040--7230042.cif.'
_cod_database_code               7230042
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C4(H4), C2(H2), C5(H5), C1(H1)
;
_olex2_submission_special_instructions 'No special instructions were received'