Solvent-free synthesis of new open-framework oxalate structures
Duan, Chunmei; Luo, Daibing; Zeng, Hongmei; Kang, Maoping; Lin, Zhien; CrystEngComm 14 (2012) 5734–; doi:10.1039/c2ce25856k

data_7214625
_publ_section_title
;
 Solvent-free synthesis of new open-framework oxalate structures
;
_journal_issue                   18
_journal_name_full               CrystEngComm
_journal_page_first              5734
_journal_paper_doi               10.1039/c2ce25856k
_journal_volume                  14
_journal_year                    2012
_chemical_formula_sum            'C36 H67 N4 O25.5 Zn4'
_chemical_formula_weight         1225.42
_chemical_name_systematic
;
?
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                95.399(4)
_cell_angle_beta                 91.352(4)
_cell_angle_gamma                90.312(3)
_cell_formula_units_Z            2
_cell_length_a                   9.4178(3)
_cell_length_b                   15.4572(6)
_cell_length_c                   18.2451(9)
_cell_measurement_reflns_used    7342
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      29.1618
_cell_measurement_theta_min      2.9651
_cell_volume                     2643.39(19)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Xcalibur, Eos'
_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  0.0401
_diffrn_reflns_av_sigmaI/netI    0.0660
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            19853
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.97
_exptl_absorpt_coefficient_mu    1.877
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.68168
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.19 (release 27-10-2011 CrysAlis171 .NET)
(compiled Oct 27 2011,15:02:11)
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.540
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1270
_exptl_crystal_size_max          0.24
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.20
_refine_diff_density_max         1.331
_refine_diff_density_min         -0.443
_refine_diff_density_rms         0.095
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.078
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     628
_refine_ls_number_reflns         9311
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.078
_refine_ls_R_factor_all          0.0790
_refine_ls_R_factor_gt           0.0526
_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^)+(0.0800P)^2^+1.2204P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1515
_refine_ls_wR_factor_ref         0.1619
_reflns_number_gt                6713
_reflns_number_total             9311
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2ce25856k.txt
_cod_data_source_block           1
_cod_original_sg_symbol_H-M      P-1
_cod_original_formula_sum        'C36 H67 N4 O25.50 Zn4'
_cod_database_code               7214625