Auxiliary ligand induced structural allomorphism in nanotubular microporous metal-organic frameworks based on discrete magnesium clusters.
Wang, Hai-Ning; Meng, Xing; Wang, Xin-Long; Yang, Guang-Sheng; Su, Zhong-Min; Dalton transactions (Cambridge, England : 2003) 41 (2012) 2231–2233; doi:10.1039/c2dt11872f

data_7018044
_publ_section_title
;
 Auxiliary ligand induced structural allomorphism in nanotubular
 microporous metal-organic frameworks based on discrete magnesium
 clusters.
;
_journal_issue                   8
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              2231
_journal_page_last               2233
_journal_paper_doi               10.1039/c2dt11872f
_journal_volume                  41
_journal_year                    2012
_chemical_formula_moiety         'C48 H66 Mg3 N8 O24'
_chemical_formula_sum            'C48 H66 Mg3 N8 O24'
_chemical_formula_weight         1212.02
_chemical_name_systematic
;
?
;
_space_group_IT_number           58
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2 2n'
_symmetry_space_group_name_H-M   'P n n m'
_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            2
_cell_length_a                   12.8470(17)
_cell_length_b                   14.8440(19)
_cell_length_c                   15.148(2)
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      28.39
_cell_measurement_theta_min      1.92
_cell_volume                     2888.7(7)
_computing_cell_refinement       'SMART (Bruker, 1997)'
_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, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.958
_diffrn_measurement_device_type  'Bruker APEX CCD area-detector'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.0542
_diffrn_reflns_av_sigmaI/netI    0.0540
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            16915
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         28.39
_diffrn_reflns_theta_min         1.92
_exptl_absorpt_coefficient_mu    0.140
_exptl_absorpt_correction_T_max  0.9834
_exptl_absorpt_correction_T_min  0.9725
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS(Sheldrick, 1996)'
_exptl_crystal_colour            pink
_exptl_crystal_density_diffrn    1.393
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1276
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.12
_platon_squeeze_details
;
;
_refine_diff_density_max         1.404
_refine_diff_density_min         -0.782
_refine_diff_density_rms         0.068
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.077
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     144
_refine_ls_number_reflns         3608
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.077
_refine_ls_R_factor_all          0.0886
_refine_ls_R_factor_gt           0.0638
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1154P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1873
_refine_ls_wR_factor_ref         0.1983
_reflns_number_gt                2395
_reflns_number_total             3608
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2dt11872f.txt
_cod_data_source_block           1
_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_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      'Pnnm '
_cod_database_code               7018044