Modified photoreactivity due to mixed crystal formation. I. Three mixed crystals between isostructural cobaloxime complexes
Vithana, Champika; Uekusa, Hidehiro; Sekine, Akiko; Ohashi, Yuji; Acta Crystallographica Section B 58 (2002) 227–232; doi:10.1107/S0108768101019346

data_2103301
_publ_section_title
;
 Modified photoreactivity due to mixed crystal formation. I. Three
 mixed crystals between isostructural cobaloxime complexes
;
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first              227
_journal_page_last               232
_journal_paper_doi               10.1107/S0108768101019346
_journal_volume                  58
_journal_year                    2002
_chemical_formula_moiety         'C16.55 H23.64 Br0.45 Co N6 O4'
_chemical_formula_sum            'C16.55 H23.64 Br0.45 Co N6 O4'
_chemical_formula_weight         465.54
_chemical_name_systematic
;
[(3-bromopyridine) (2-cyanoethyl) cobaloxime]
[(2-cyanoethyl)(3-methylpyridine) cobaloxime]
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yab'
_symmetry_space_group_name_H-M   'P 1 21/a 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                 94.73(6)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   23.82(2)
_cell_length_b                   9.520(10)
_cell_length_c                   8.822(5)
_cell_measurement_reflns_used    20
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      15
_cell_measurement_theta_min      12.5
_cell_volume                     1994(3)
_computing_cell_refinement       Texsan
_computing_data_collection       Texsan
_computing_molecular_graphics    'ORTEP-III(Burnet & Johnson, 1996)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR-92 (Altomare et al., 1994)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  AFC7R-RIGAKU
_diffrn_measurement_method       'Omega-2 theta scan'
_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  0.1027
_diffrn_reflns_av_sigmaI/netI    0.0296
_diffrn_reflns_limit_h_max       31
_diffrn_reflns_limit_h_min       -30
_diffrn_reflns_limit_k_max       0
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       0
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            4886
_diffrn_reflns_theta_full        27.60
_diffrn_reflns_theta_max         27.60
_diffrn_reflns_theta_min         2.74
_diffrn_standards_decay_%        -0.334
_diffrn_standards_interval_count 150
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    1.801
_exptl_absorpt_correction_T_max  0.698
_exptl_absorpt_correction_T_min  0.451
_exptl_absorpt_correction_type   psi-scan
_exptl_absorpt_process_details   '(North, Phillips & Mathews, 1968)'
_exptl_crystal_colour            Orange
_exptl_crystal_density_diffrn    1.551
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Diamond
_exptl_crystal_F_000             1084
_exptl_crystal_size_max          0.7
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.2
_refine_diff_density_max         0.765
_refine_diff_density_min         -0.994
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.095
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     268
_refine_ls_number_reflns         4591
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.094
_refine_ls_R_factor_all          0.0780
_refine_ls_R_factor_gt           0.0570
_refine_ls_shift/su_max          0.008
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0954P)^2^+3.0983P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1610
_refine_ls_wR_factor_ref         0.1765
_reflns_number_gt                3638
_reflns_number_total             4591
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ta0008.cif
_cod_data_source_block           Mix-III
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

'_exptl_absorpt_correction_type' value 'Psi-scan' changed to
'psi-scan' according to
'/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 

The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

'_exptl_absorpt_correction_type' value 'Psi-scan'
changed to 'psi-scan' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      P21/a
_cod_database_code               2103301