A homochiral metal-organic framework as an effective asymmetric catalyst for cyanohydrin synthesis.
Mo, Ke; Yang, Yuhua; Cui, Yong; Journal of the American Chemical Society 136 (2014) 1746–1749; doi:10.1021/ja411887c

data_4120589
_publ_contact_author             'Yong Cui'
_publ_section_title
;
 A homochiral metal-organic framework as an effective asymmetric catalyst
 for cyanohydrin synthesis.
;
_journal_issue                   5
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              1746
_journal_page_last               1749
_journal_paper_doi               10.1021/ja411887c
_journal_volume                  136
_journal_year                    2014
_chemical_formula_sum            'C48 H27 N0 O16 Zn4'
_chemical_formula_weight         1121.18
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           199
_symmetry_cell_setting           cubic
_symmetry_space_group_name_Hall  'I 2b 2c 3'
_symmetry_space_group_name_H-M   'I 21 3'
_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                90.00
_cell_formula_units_Z            8
_cell_length_a                   28.8670(1)
_cell_length_b                   28.8670(1)
_cell_length_c                   28.8670(1)
_cell_measurement_reflns_used    3633
_cell_measurement_temperature    123(2)
_cell_measurement_theta_max      49.96
_cell_measurement_theta_min      2.16
_cell_volume                     24054.98(14)
_computing_cell_refinement       'SAINT (Bruker, 1999)'
_computing_data_collection       'SMART (Bruker, 1997)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'SHELXTL-PLUS (Sheldrick, 1990)'
_computing_publication_material  SHELXL-97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      123(2)
_diffrn_measured_fraction_theta_full 0.951
_diffrn_measured_fraction_theta_max 0.951
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0347
_diffrn_reflns_av_sigmaI/netI    0.0335
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            18273
_diffrn_reflns_theta_full        49.96
_diffrn_reflns_theta_max         49.96
_diffrn_reflns_theta_min         2.16
_exptl_absorpt_coefficient_mu    1.143
_exptl_absorpt_correction_T_max  0.913
_exptl_absorpt_correction_T_min  0.896
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 1996)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    0.619
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             4504
_exptl_crystal_size_max          0.10
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.893
_refine_diff_density_min         -0.329
_refine_diff_density_rms         0.082
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.18(8)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.072
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     139
_refine_ls_number_reflns         3633
_refine_ls_number_restraints     96
_refine_ls_restrained_S_all      1.104
_refine_ls_R_factor_all          0.0955
_refine_ls_R_factor_gt           0.0855
_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^)+(0.1761P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2286
_refine_ls_wR_factor_ref         0.2381
_reflns_number_gt                2872
_reflns_number_total             3633
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja411887c_si_002.cif
_cod_data_source_block           1
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Cubic' changed to 'cubic' according
to
/usr/data/users/saulius/automatic-downloads/current/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from
2011-04-26.

'_exptl_absorpt_correction_type' value 'Multi-scan'
changed to 'multi-scan' according to
/usr/data/users/saulius/automatic-downloads/current/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_sg_symbol_H-M      I2(1)3
_cod_database_code               4120589