Phosphonate- and Ester-Substituted 2-Cyanoethylene-1,1-Dithiolate Clusters of Zinc: Aerial CO2 Fixation and Unusual Binding Patterns
Bijay Sarkar; Ben-Jie Liaw; Ching-Shiang Fang; C. W. Liu; Inorganic Chemistry 47 (2008) 2777–2785; doi:10.1021/ic702126k

data_4304578
_publ_section_title
;
Phosphonate- and Ester-Substituted 2-Cyanoethylene-1,1-Dithiolate Clusters
of Zinc: Aerial CO2 Fixation and Unusual Binding Patterns
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              2777
_journal_page_last               2785
_journal_paper_doi               10.1021/ic702126k
_journal_volume                  47
_journal_year                    2008
_chemical_formula_sum            'C40 H78 N9 O12 P3 S6 Zn4'
_chemical_formula_weight         1423.86
_chemical_name_systematic
;

 ?

;
_space_group_IT_number           148
_symmetry_cell_setting           trigonal
_symmetry_space_group_name_Hall  '-R 3'
_symmetry_space_group_name_H-M   'R -3 :H'
_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                 90.00
_cell_angle_gamma                120.00
_cell_formula_units_Z            6
_cell_length_a                   19.7070(19)
_cell_length_b                   19.7070(19)
_cell_length_c                   27.670(4)
_cell_measurement_reflns_used    36
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      12.43
_cell_measurement_theta_min      2.81
_cell_volume                     9306.4(18)
_computing_cell_refinement       'Bruker XSCANS'
_computing_data_collection       'Bruker XSCANS'
_computing_data_reduction        'Bruker SHELXTL'
_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      293(2)
_diffrn_measured_fraction_theta_full 0.971
_diffrn_measured_fraction_theta_max 0.971
_diffrn_measurement_device_type  'Bruker P4'
_diffrn_measurement_method       '\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  0.0470
_diffrn_reflns_av_sigmaI/netI    0.0794
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -1
_diffrn_reflns_limit_k_max       1
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       1
_diffrn_reflns_limit_l_min       -32
_diffrn_reflns_number            4303
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.89
_diffrn_standards_interval_count 497
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    1.866
_exptl_absorpt_correction_T_max  0.9642
_exptl_absorpt_correction_T_min  0.8813
_exptl_absorpt_correction_type   empirical
_exptl_crystal_colour            coloress
_exptl_crystal_density_diffrn    1.524
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       collumn
_exptl_crystal_F_000             4428
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.757
_refine_diff_density_min         -0.672
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_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.060
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     223
_refine_ls_number_reflns         3550
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.060
_refine_ls_R_factor_all          0.1137
_refine_ls_R_factor_gt           0.0609
_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^)+(0.0355P)^2^+118.9193P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1253
_refine_ls_wR_factor_ref         0.1504
_reflns_number_gt                2274
_reflns_number_total             3550
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic702126k-file001_1.cif
_cod_data_source_block           1
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Trigonal' changed to 'trigonal' 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_cell_volume        9306.3(18)
_cod_original_sg_symbol_H-M      'R -3'
_cod_database_code               4304578