Polyoxometalate-based homochiral metal-organic frameworks for tandem asymmetric transformation of cyclic carbonates from olefins
Qiuxia Han; Bo Qi; Weimin Ren; Cheng He; Jingyang Niu; Chunying Duan; Nature Communications 6 (2015) 10007–; doi:10.1038/ncomms10007

data_1548209
_publ_section_title
;
 Polyoxometalate-based homochiral metal-organic frameworks for tandem
 asymmetric transformation of cyclic carbonates from olefins
;
_journal_name_full               'Nature Communications'
_journal_page_first              10007
_journal_paper_doi               10.1038/ncomms10007
_journal_volume                  6
_journal_year                    2015
_chemical_formula_sum            'C40 H54 N14 O41 W12 Zn3'
_chemical_formula_weight         3789.28
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.00
_cell_angle_beta                 94.440(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   15.1029(8)
_cell_length_b                   13.2535(6)
_cell_length_c                   18.0330(9)
_cell_measurement_reflns_used    4726
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      27.91
_cell_measurement_theta_min      2.71
_cell_volume                     3598.8(3)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.942
_diffrn_measured_fraction_theta_max 0.942
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_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  0.0699
_diffrn_reflns_av_sigmaI/netI    0.0842
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            18434
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         1.70
_exptl_absorpt_coefficient_mu    20.167
_exptl_absorpt_correction_T_max  0.024
_exptl_absorpt_correction_T_min  0.002
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    3.497
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rod
_exptl_crystal_F_000             3396
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.24
_exptl_crystal_size_min          0.20
_refine_diff_density_max         3.297
_refine_diff_density_min         -2.474
_refine_diff_density_rms         0.372
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.003(19)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.002
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     968
_refine_ls_number_reflns         13281
_refine_ls_number_restraints     127
_refine_ls_restrained_S_all      0.998
_refine_ls_R_factor_all          0.0677
_refine_ls_R_factor_gt           0.0608
_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^)+(0.0701P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1417
_refine_ls_wR_factor_ref         0.1453
_reflns_number_gt                11070
_reflns_number_total             13281
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ncomms10007-s3.cif
_cod_data_source_block           sad-last
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to the built-in table from CIF Core dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 5376 2017-05-30 11:51:03Z andrius 
;
_cod_original_sg_symbol_H-M      P2(1)
_cod_database_code               1548209