One metal is enough: A nickel complex reduces nitrate anions to nitrogen gas
Gwak, Jinseong; Ahn, Seihwan; Baik, Mu-Hyun; Lee, Yunho; Chemical Science  (2019) –; doi:10.1039/C9SC00717B

data_1550871
_publ_section_title
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 One metal is enough: A nickel complex reduces nitrate anions to nitrogen
 gas
;
_journal_name_full               'Chemical Science'
_journal_paper_doi               10.1039/C9SC00717B
_journal_year                    2019
_chemical_formula_moiety         'C26 H40 N2 Ni O P2'
_chemical_formula_sum            'C26 H40 N2 Ni O P2'
_chemical_formula_weight         517.25
_space_group_IT_number           9
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'C -2yc'
_symmetry_space_group_name_H-M   'C 1 c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2018-09-13 deposited with the CCDC.    2019-04-08 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 93.841(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   13.2521(9)
_cell_length_b                   13.1173(8)
_cell_length_c                   31.732(2)
_cell_measurement_reflns_used    65752
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      24.51
_cell_measurement_theta_min      3.08
_cell_volume                     5503.6(6)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      120(2)
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_device_type  'Photon 100 CMOS detector'
_diffrn_measurement_method       'phi and omega 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  0.0534
_diffrn_reflns_av_sigmaI/netI    0.0333
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       36
_diffrn_reflns_limit_l_min       -36
_diffrn_reflns_number            65752
_diffrn_reflns_theta_full        24.51
_diffrn_reflns_theta_max         24.51
_diffrn_reflns_theta_min         3.08
_exptl_absorpt_coefficient_mu    0.841
_exptl_absorpt_correction_T_max  0.9358
_exptl_absorpt_correction_T_min  0.9206
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.248
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Platy
_exptl_crystal_F_000             2208
_exptl_crystal_size_max          0.10
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.794
_refine_diff_density_min         -0.294
_refine_diff_density_rms         0.054
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.968(13)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.023
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     577
_refine_ls_number_reflns         9062
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.022
_refine_ls_R_factor_all          0.0511
_refine_ls_R_factor_gt           0.0484
_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^)+(0.0531P)^2^+35.7448P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1160
_refine_ls_wR_factor_ref         0.1178
_reflns_number_gt                8655
_reflns_number_total             9062
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c9sc00717b2.cif
_cod_data_source_block           n0209a-2
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

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

Automatic conversion script
Id: cif_fix_values 4973 2017-02-22 13:04:09Z antanas 
;
_cod_original_cell_volume        5503.7(6)
_cod_original_sg_symbol_H-M      Cc
_cod_database_code               1550871