Synthesis, spectroscopic and structural characterization of the first phenyl bis-cyanoximes: non-chelating extended ionisable building block ligands for new MOFs
Curtis, Scott; Ilkun, Olesya; Brown, Amy; Silchenko, Svitlana; Gerasimchuk, Nikolay; CrystEngComm 15 (2013) 152–; doi:10.1039/c2ce26395e

data_7208995
_publ_section_title
;
 Synthesis, spectroscopic and structural characterization of the first
 phenyl bis-cyanoximes: non-chelating extended ionisable building block
 ligands for new MOFs
;
_journal_issue                   1
_journal_name_full               CrystEngComm
_journal_page_first              152
_journal_paper_doi               10.1039/c2ce26395e
_journal_volume                  15
_journal_year                    2013
_chemical_formula_moiety         'C10 H6 N4 O2'
_chemical_formula_sum            'C10 H6 N4 O2'
_chemical_formula_weight         214.19
_chemical_name_common            1,4-bis(cyanoxime)benzene
_chemical_name_systematic
;
1,4-bis(cyanoxime)benzene
;
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_Int_Tables_number      61
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   5.1519(9)
_cell_length_b                   11.244(2)
_cell_length_c                   16.370(3)
_cell_measurement_reflns_used    23
_cell_measurement_temperature    153(2)
_cell_measurement_theta_max      27.54
_cell_measurement_theta_min      2.06
_cell_volume                     948.3(3)
_computing_cell_refinement       'SAINT (Bruker, 1998)'
_computing_data_collection       'SMART (Bruker, 1998)'
_computing_data_reduction        'SAINT (Bruker, 1998)'
_computing_molecular_graphics    'ORTEP-III (Burnett & Johnson, 1996)'
_computing_publication_material  'CIFTAB (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      153(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Bruker APEX2 CCD area detector'
_diffrn_measurement_method       'omega and phi 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  0.0677
_diffrn_reflns_av_sigmaI/netI    0.0293
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            21292
_diffrn_reflns_theta_full        30.48
_diffrn_reflns_theta_max         30.48
_diffrn_reflns_theta_min         3.62
_exptl_absorpt_coefficient_mu    0.111
_exptl_absorpt_correction_T_max  0.9782
_exptl_absorpt_correction_T_min  0.9676
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker AXS, 2005)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.500
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             440
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.326
_refine_diff_density_min         -0.338
_refine_diff_density_rms         0.068
_refine_ls_extinction_coef       0.015(7)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.081
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     75
_refine_ls_number_reflns         1441
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.081
_refine_ls_R_factor_all          0.0934
_refine_ls_R_factor_gt           0.0635
_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^)+(0.1182P)^2^+0.0975P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1809
_refine_ls_wR_factor_ref         0.2028
_reflns_number_gt                975
_reflns_number_total             1441
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2ce26395e.txt
_cod_data_source_block           new-1
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_cell_volume        948.2(3)
_cod_original_sg_symbol_H-M      'P bca'
_cod_database_code               7208995