Dihydroxybenzoquinone and chloranilic acid derivatives of rare earth metals
Abrahams, Brendan F.; Coleiro, Joseph; Ha, Karen; Hoskins, Bernard F.; Orchard, Simon D.; Robson, Richard; Journal of the Chemical Society, Dalton Transactions  (2002) 1586–; doi:10.1039/b109296k

data_7702746
_publ_section_title
;
 Dihydroxybenzoquinone and chloranilic acid derivatives of rare earth
 metals
;
_journal_issue                   8
_journal_name_full
'Journal of the Chemical Society, Dalton Transactions'
_journal_page_first              1586
_journal_paper_doi               10.1039/b109296k
_journal_year                    2002
_chemical_formula_sum            'C18 H36 Ce2 Cl6 O30'
_chemical_formula_weight         1225.41
_chemical_name_systematic
; 
hexaaquatris(chloranilato)dicerium(III) hydrate  
;
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_primary     heavy
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                88.914(5)
_cell_angle_beta                 85.035(6)
_cell_angle_gamma                67.714(6)
_cell_formula_units_Z            1
_cell_length_a                   9.9480(8)
_cell_length_b                   10.0430(7)
_cell_length_c                   11.1940(6)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      17.3
_cell_measurement_theta_min      10.4
_cell_volume                     1030.83(13)
_computing_cell_refinement       'CAD4 software'
_computing_data_collection       'CAD4 software'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-86 (Sheldrick, 1986)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Enraf-Nonius CAD4 diffractometer'
_diffrn_measurement_method       \w:2\q
_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  0.0215
_diffrn_reflns_av_sigmaI/netI    0.0398
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -1
_diffrn_reflns_number            5458
_diffrn_reflns_theta_full        27.49
_diffrn_reflns_theta_max         27.49
_diffrn_reflns_theta_min         1.83
_diffrn_standards_decay_%        4
_diffrn_standards_interval_time  120
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    2.665
_exptl_absorpt_correction_T_max  0.9424
_exptl_absorpt_correction_T_min  0.6043
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   'SHELX-76 (Sheldrick, 1976)'
_exptl_crystal_colour            'deep purple'
_exptl_crystal_density_diffrn    1.974
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'hexagonal prism'
_exptl_crystal_F_000             602
_exptl_crystal_size_max          0.24
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.931
_refine_diff_density_min         -0.848
_refine_diff_density_rms         0.135
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.074
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_parameters     262
_refine_ls_number_reflns         4732
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.074
_refine_ls_R_factor_all          0.0472
_refine_ls_R_factor_gt           0.0368
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0533P)^2^+0.4636P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0865
_refine_ls_wR_factor_ref         0.0918
_reflns_number_gt                4101
_reflns_number_total             4732
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b109296k.txt
_cod_data_source_block           cecanlsabs97
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Triclinic' was changed to
'triclinic' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/RSC/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_cell_volume        1030.83(12)
_cod_database_code               7702746