Metal‒organic frameworks with oxazoline-containing tripodal ligand: structure changes via reaction medium and metal-to-ligand ratio
Huang, Yong-Qing; Shen, Zhong-Liang; Zhou, Xia-Ying; Okamura, Taka-aki; Su, Zhi; Fan, Jian; Sun, Wei-Yin; Yu, Jin-Quan; Ueyama, Norikazu; CrystEngComm 12 (2010) 4328–; doi:10.1039/c002874f

data_7212655
_publ_section_title
;
 Metal--organic frameworks with oxazoline-containing tripodal ligand:
 structure changes via reaction medium and metal-to-ligand ratio
;
_journal_issue                   12
_journal_name_full               CrystEngComm
_journal_page_first              4328
_journal_paper_doi               10.1039/c002874f
_journal_volume                  12
_journal_year                    2010
_chemical_formula_sum            'C34 H36 Br4 Cu4 N8 O6'
_chemical_formula_weight         1226.51
_chemical_name_systematic
;
?
;
_space_group_IT_number           52
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2a 2bc'
_symmetry_space_group_name_H-M   'P n n a'
_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            4
_cell_length_a                   14.0625(13)
_cell_length_b                   21.702(2)
_cell_length_c                   13.4908(13)
_cell_measurement_temperature    293(2)
_cell_volume                     4117.2(7)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker Smart Apex CCD'
_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  0.1010
_diffrn_reflns_av_sigmaI/netI    0.0780
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            19304
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.78
_exptl_absorpt_coefficient_mu    5.974
_exptl_absorpt_correction_T_max  0.8899
_exptl_absorpt_correction_T_min  0.3813
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'sadabs (Bruker 2001)'
_exptl_crystal_density_diffrn    1.979
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             2400
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.03
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.870
_refine_diff_density_min         -1.024
_refine_diff_density_rms         0.139
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.203
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     255
_refine_ls_number_reflns         3621
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.203
_refine_ls_R_factor_all          0.1368
_refine_ls_R_factor_gt           0.1028
_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^)+(0.0489P)^2^+36.2730P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1761
_refine_ls_wR_factor_ref         0.1897
_reflns_number_gt                2683
_reflns_number_total             3621
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c002874f.txt
_cod_data_source_block           6
_cod_original_sg_symbol_H-M      Pnna
_cod_database_code               7212655