Crucial Role of Paramagnetic Ligands for Magnetostructural Anomalies in "Breathing Crystals"
Evgeny V. Tretyakov; Svyatoslav E. Tolstikov; Anastasiya O. Suvorova; Aleksey V. Polushkin; Galina V. Romanenko; Artem S. Bogomyakov; Sergey L. Veber; Matvey V. Fedin; Dmitry V. Stass; Edward Reijerse; Wolfgang Lubitz; Ekaterina M. Zueva; Victor I. Ovcharenko; Inorganic Chemistry 51 (2012) 9385–9394; doi:10.1021/ic301149e

data_4330222
_publ_section_title
;
 Crucial Role of Paramagnetic Ligands for Magnetostructural Anomalies in
 "Breathing Crystals"
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              9385
_journal_page_last               9394
_journal_paper_doi               10.1021/ic301149e
_journal_volume                  51
_journal_year                    2012
_chemical_formula_sum            'C9 H15 N3 O2'
_chemical_formula_weight         197.24
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_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                 94.400(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   6.662(3)
_cell_length_b                   12.043(4)
_cell_length_c                   13.370(5)
_cell_measurement_reflns_used    681
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      26.32
_cell_measurement_theta_min      2.28
_cell_volume                     1069.5(7)
_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, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'CCD area 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  0.2600
_diffrn_reflns_av_sigmaI/netI    0.1993
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            10603
_diffrn_reflns_theta_full        26.42
_diffrn_reflns_theta_max         26.42
_diffrn_reflns_theta_min         2.28
_exptl_absorpt_coefficient_mu    0.089
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            blue
_exptl_crystal_density_diffrn    1.225
_exptl_crystal_description       plate
_exptl_crystal_F_000             424
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.261
_refine_diff_density_min         -0.206
_refine_diff_density_rms         0.066
_refine_ls_extinction_coef       0.017(5)
_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   0.842
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     128
_refine_ls_number_reflns         2208
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.842
_refine_ls_R_factor_all          0.1735
_refine_ls_R_factor_gt           0.0730
_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^)+(0.0625P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1561
_refine_ls_wR_factor_ref         0.1901
_reflns_number_gt                947
_reflns_number_total             2208
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic301149e_si_002_38.cif
_cod_data_source_block           288
_cod_original_cell_volume        1069.4(7)
_cod_database_code               4330222