Crystal structures and spectroscopic properties of polycyano-polycadmate host clathrates including a CT complex guest of methylviologen dication and aromatic donor.
Yoshikawa, Hirofumi; Nishikiori, Shin-ichi; Dalton transactions (Cambridge, England : 2003)  (2005) 3056–3064; doi:10.1039/b505722a

data_7008660
_publ_section_title
;
 Crystal structures and spectroscopic properties of
 polycyano-polycadmate host clathrates including a CT complex guest of
 methylviologen dication and aromatic donor.
;
_journal_issue                   18
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              3056
_journal_page_last               3064
_journal_paper_doi               10.1039/b505722a
_journal_year                    2005
_chemical_formula_structural
'(C12 H14 N2) (Cd3 C8 N8) (C7 H8 O)1.5 (H2O)2'
_chemical_formula_sum            'C30.5 H30 Cd3 N10 O3.5'
_chemical_formula_weight         929.872
_space_group_IT_number           52
_symmetry_cell_setting           orthorhombic
_symmetry_Int_Tables_number      52
_symmetry_space_group_name_Hall  '-P 2n 2bc'
_symmetry_space_group_name_H-M   'P n a n'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   15.1715(5)
_cell_length_b                   16.6564(4)
_cell_length_c                   29.3251(6)
_cell_measurement_reflns_used    114612
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      30.03
_cell_measurement_theta_min      1.22
_cell_volume                     7410.5(3)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Rigaku RAXIS-RAPID'
_diffrn_measurement_method       \w
_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  0.0832
_diffrn_reflns_av_sigmaI/netI    0.1065
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       0
_diffrn_reflns_limit_l_min       -41
_diffrn_reflns_number            99757
_diffrn_reflns_theta_full        30.03
_diffrn_reflns_theta_max         30.03
_diffrn_reflns_theta_min         1.39
_exptl_absorpt_coefficient_mu    1.742
_exptl_absorpt_correction_T_max  0.9606
_exptl_absorpt_correction_T_min  0.9378
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details
'PROCESS-AUTO, RIGAKU Co., Tokyo, Japan(1998)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.666
_exptl_crystal_description       block
_exptl_crystal_F_000             3640
_exptl_crystal_size_max          0.21
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.19
_refine_diff_density_max         0.633
_refine_diff_density_min         -0.792
_refine_diff_density_rms         0.193
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.786
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     430
_refine_ls_number_reflns         10849
_refine_ls_number_restraints     4
_refine_ls_restrained_S_all      0.787
_refine_ls_R_factor_all          0.1025
_refine_ls_R_factor_gt           0.0368
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0380P)^2^+0.0P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0969
_refine_ls_wR_factor_ref         0.1160
_reflns_number_gt                5030
_reflns_number_total             10849
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b505722a.txt
_cod_data_source_block           mcretr
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic'
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_formula_sum        'C30.5 H30 Cd3 N10 O3.5 '
_cod_database_code               7008660