Crystal Structures, Lattice Potential Energies, and Thermochemical Properties of Crystalline Compounds (1-CnH2n+1NH3)2ZnCl4(s) (n= 8, 10, 12, and 13)
Yupu Liu; Youying Di; Donghua He; Qian Zhou; Jianmin Dou; Inorganic Chemistry 50 (2011) 10755–10764; doi:10.1021/ic2012974

data_4326622
_publ_section_title
;
 Crystal Structures, Lattice Potential Energies, and Thermochemical
 Properties of Crystalline Compounds (1-CnH2n+1NH3)2ZnCl4(s) (n= 8, 10,
 12, and 13)
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              10755
_journal_page_last               10764
_journal_paper_doi               10.1021/ic2012974
_journal_volume                  50
_journal_year                    2011
_chemical_formula_sum            'C20 H48 Cl4 N2 Zn'
_chemical_formula_weight         523.77
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_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                 95.5490(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.3785(9)
_cell_length_b                   10.2970(11)
_cell_length_c                   37.695(3)
_cell_measurement_reflns_used    2846
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      22.3155
_cell_measurement_theta_min      2.562
_cell_volume                     2850.5(5)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'CCD area detector'
_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  0.0606
_diffrn_reflns_av_sigmaI/netI    0.0747
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       44
_diffrn_reflns_limit_l_min       -44
_diffrn_reflns_number            13898
_diffrn_reflns_theta_full        25.02
_diffrn_reflns_theta_max         25.02
_diffrn_reflns_theta_min         2.56
_exptl_absorpt_coefficient_mu    1.245
_exptl_absorpt_correction_T_max  0.8163
_exptl_absorpt_correction_T_min  0.6043
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.220
_exptl_crystal_description       block
_exptl_crystal_F_000             1120
_exptl_crystal_size_max          0.45
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.17
_refine_diff_density_max         0.539
_refine_diff_density_min         -0.477
_refine_diff_density_rms         0.091
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.080
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     248
_refine_ls_number_reflns         5012
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.080
_refine_ls_R_factor_all          0.1185
_refine_ls_R_factor_gt           0.0674
_refine_ls_shift/su_max          0.079
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0383P)^2^+9.0397P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1409
_refine_ls_wR_factor_ref         0.1636
_reflns_number_gt                3052
_reflns_number_total             5012
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic2012974_si_001_2.cif
_cod_data_source_block           C20H48Cl4N2Zn
_cod_database_code               4326622