Dichloro(2,2',4,4',6,6'-hexamethyl-<i>m</i>-terphenyl)bis(<i>N</i>-methylimidazole)(tetrahydrofuran)samarium(III) toluene disolvate
Rabe, Gerd W.; Rhatigan, Brian; Golen, James A.; Rheingold, Arnold L.; Acta Crystallographica Section E 59 (2003) m99–m101; doi:10.1107/S1600536803003076

data_2201853
_publ_section_title
;Dichloro(2,2',4,4',6,6'-hexamethyl-<i>m</i>-terphenyl)bis(<i>N</i>-methylimidazole)(tetrahydrofuran)samarium(III)
 toluene disolvate
;
_journal_issue                   3
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              m99
_journal_page_last               m101
_journal_paper_doi               10.1107/S1600536803003076
_journal_volume                  59
_journal_year                    2003
_chemical_formula_moiety
'[Sm (C24 H25) (C4 H6 N2)2 (C4 H8 O) Cl2] , 2C7 H8'
_chemical_formula_sum            'C50 H61 Cl2 N4 O Sm'
_chemical_formula_weight         955.28
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/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                 116.5360(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   21.5031(2)
_cell_length_b                   13.9259(2)
_cell_length_c                   17.6668(2)
_cell_measurement_reflns_used    7462
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      28.20
_cell_measurement_theta_min      2.10
_cell_volume                     4733.01(10)
_computing_cell_refinement       SMART
_computing_data_collection       'SMART (Bruker, 2001)'
_computing_data_reduction        'SAINT and SHELXTL (Bruker, 2001)'
_computing_molecular_graphics    SHELXTL
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.957
_diffrn_measured_fraction_theta_max 0.957
_diffrn_measurement_device_type  'Bruker APEX CCD area-detector'
_diffrn_measurement_method       '\f and \w 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  0.0255
_diffrn_reflns_av_sigmaI/netI    0.0292
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            10236
_diffrn_reflns_theta_full        26.50
_diffrn_reflns_theta_max         26.50
_diffrn_reflns_theta_min         1.81
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.393
_exptl_absorpt_correction_T_max  0.7681
_exptl_absorpt_correction_T_min  0.5427
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2001)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.341
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1972
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.953
_refine_diff_density_min         -0.560
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.205
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     267
_refine_ls_number_reflns         4686
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.205
_refine_ls_R_factor_all          0.0526
_refine_ls_R_factor_gt           0.0429
_refine_ls_shift/su_max          0.005
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w = 1/[\s^2^(Fo^2^)+(0.0301P)^2^+28.1537P] where P = (Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0973
_refine_ls_wR_factor_ref         0.1046
_reflns_number_gt                4054
_reflns_number_total             4686
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            cf6236.cif
_cod_data_source_block           I
_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.

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.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               2201853
_cod_database_fobs_code          2201853