The First Coordination Polymers and Hydrogen Bonded Networks Containing Octahedral Nb6 Clusters and Alkaline Earth Metal Complexes
Zhihua Yan; Cynthia S. Day; Abdessadek Lachgar; Inorganic Chemistry 44 (2005) 4499–4505; doi:10.1021/ic048453i

data_4309057
_publ_contact_author_address
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Department of Chemistry 
Wake Forest University 
Winston-Salem, N.C. 27109 
U.S.A. 
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_publ_contact_author_email       lachgar@wfu.edu
_publ_contact_author_fax         '336 758 4656'
_publ_contact_author_name        'Abdessadek Lachgar'
_publ_contact_author_phone       '336 758 4676'
_publ_section_title
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The First Coordination Polymers and Hydrogen Bonded Networks Containing
Octahedral Nb6 Clusters and Alkaline Earth Metal Complexes
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              4499
_journal_page_last               4505
_journal_paper_doi               10.1021/ic048453i
_journal_volume                  44
_journal_year                    2005
_chemical_formula_sum            'C78 H64 Ca2 Cl12 N18 Nb6 O8'
_chemical_formula_weight         2444.49
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                69.933(6)
_cell_angle_beta                 68.607(6)
_cell_angle_gamma                63.522(5)
_cell_formula_units_Z            1
_cell_length_a                   12.609(4)
_cell_length_b                   13.262(4)
_cell_length_c                   16.645(5)
_cell_measurement_reflns_used    8483
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      33.04
_cell_measurement_theta_min      2.43
_cell_volume                     2264.7(12)
_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      100(2)
_diffrn_measured_fraction_theta_full 0.909
_diffrn_measured_fraction_theta_max 0.909
_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  0.0293
_diffrn_reflns_av_sigmaI/netI    0.0501
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            29803
_diffrn_reflns_theta_full        33.09
_diffrn_reflns_theta_max         33.09
_diffrn_reflns_theta_min         2.43
_exptl_absorpt_coefficient_mu    1.265
_exptl_absorpt_correction_T_max  1
_exptl_absorpt_correction_T_min  0.8052
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            Black
_exptl_crystal_density_diffrn    1.792
_exptl_crystal_density_meas      0
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             1212
_exptl_crystal_size_max          0.165
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.06
_refine_diff_density_max         1.540
_refine_diff_density_min         -1.065
_refine_diff_density_rms         0.149
_refine_ls_extinction_method     none
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_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     559
_refine_ls_number_reflns         15632
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.148
_refine_ls_R_factor_all          0.0603
_refine_ls_R_factor_gt           0.0501
_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^)+(0.0324P)^2^+4.1526P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0991
_refine_ls_wR_factor_ref         0.1025
_reflns_number_gt                13546
_reflns_number_total             15632
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic048453isi20041104_095046_3.cif
_cod_data_source_block           2
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
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 
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_cod_database_code               4309057