Structural, thermal and photomagnetic properties of spin crossover [Fe(bpp)2]2+ salts bearing [Cr(L)(ox)2]− anions
Clemente-León, Miguel; Coronado, Eugenio; Giménez-López, M. Carmen; Romero, Francisco M.; Asthana, Saket; Desplanches, Cédric; Létard, Jean-François; Dalton Transactions  (2009) 8087–8095; doi:10.1039/b902825k

data_7002327
_publ_section_title
;
 Structural, thermal and photomagnetic properties of spin crossover
 [Fe(bpp)2]2+ salts bearing [Cr(L)(ox)2]&#x2212; anions
;
_journal_coden_ASTM              DTARAF
_journal_issue                   38
_journal_name_full               'Dalton Transactions'
_journal_page_first              8087
_journal_page_last               8095
_journal_paper_doi               10.1039/b902825k
_journal_year                    2009
_chemical_formula_sum            'C38 H40 Cl Cr Fe N12 O17'
_chemical_formula_weight         1080.12
_space_group_IT_number           14
_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                 113.8450(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.1194(2)
_cell_length_b                   21.5445(3)
_cell_length_c                   16.9346(2)
_cell_measurement_reflns_used    11020
_cell_measurement_temperature    180(2)
_cell_measurement_theta_max      27.485
_cell_measurement_theta_min      0.998
_cell_volume                     4711.71(11)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      180(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_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  0.0489
_diffrn_reflns_av_sigmaI/netI    0.0741
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       27
_diffrn_reflns_limit_k_min       -27
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            21187
_diffrn_reflns_theta_full        27.47
_diffrn_reflns_theta_max         27.47
_diffrn_reflns_theta_min         1.58
_exptl_absorpt_coefficient_mu    0.679
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            Red
_exptl_crystal_density_diffrn    1.523
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             2220
_exptl_crystal_size_max          0.5
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.941
_refine_diff_density_min         -0.763
_refine_diff_density_rms         0.172
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.123
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     655
_refine_ls_number_reflns         10782
_refine_ls_number_restraints     9
_refine_ls_restrained_S_all      1.124
_refine_ls_R_factor_all          0.0959
_refine_ls_R_factor_gt           0.0479
_refine_ls_shift/su_max          0.085
_refine_ls_shift/su_mean         0.008
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0917P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1293
_refine_ls_wR_factor_ref         0.1696
_reflns_number_gt                7114
_reflns_number_total             10782
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            B902825K.txt
_cod_data_source_block           febppcrcl_
_cod_depositor_comments
;
The following automatic conversions were performed:
'_exptl_absorpt_correction_type' value 'None' changed to 'none' 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 
;
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               7002327