Isolation of first row transition metal–carboxylate zwitterions
Armaghan, Mahsa; Lu, Wei-Yu; Wu, Di; Wei, Yao; Yuan, Feng-Ling; Weng, Ng Seik; MOHHAMADPOUR AMINI, MOSTAFA; Zhang, Wen-Hua; Young, David James; Hor, Andy; Lang, Jian-Ping; RSC Adv.  (2015) –; doi:10.1039/C5RA05564D

data_7220248
_publ_section_title
;
 Isolation of first row transition metal--carboxylate zwitterions
;
_journal_name_full               'RSC Adv.'
_journal_paper_doi               10.1039/C5RA05564D
_journal_year                    2015
_chemical_formula_moiety         'C26 H24 N2 O8 Zn'
_chemical_formula_sum            'C26 H24 N2 O8 Zn'
_chemical_formula_weight         557.84
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2014-07-10 deposited with the CCDC.
2015-05-07 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 107.7859(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   25.0244(9)
_cell_length_b                   7.5228(3)
_cell_length_c                   12.9729(5)
_cell_measurement_reflns_used    5734
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      28.27
_cell_measurement_theta_min      2.84
_cell_volume                     2325.47(15)
_computing_cell_refinement       'ApexII (Bruker, 2011)'
_computing_data_collection       'ApexII (Bruker, 2011)'
_computing_data_reduction        'ApexII (Bruker, 2011)'
_computing_molecular_graphics    'Ortep3 (Farrugia, 1997)'
_computing_publication_material  'publCIF (Westrip, 2010)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker ApexII'
_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  0.0181
_diffrn_reflns_av_sigmaI/netI    0.0153
_diffrn_reflns_limit_h_max       31
_diffrn_reflns_limit_h_min       -32
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            10557
_diffrn_reflns_theta_full        27.49
_diffrn_reflns_theta_max         27.49
_diffrn_reflns_theta_min         1.71
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.113
_exptl_absorpt_correction_T_max  0.9162
_exptl_absorpt_correction_T_min  0.8080
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS, (Sheldrick 1996)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.593
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rod
_exptl_crystal_F_000             1152
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.483
_refine_diff_density_min         -0.419
_refine_diff_density_rms         0.051
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.047
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     178
_refine_ls_number_reflns         2666
_refine_ls_number_restraints     15
_refine_ls_restrained_S_all      1.121
_refine_ls_R_factor_all          0.0322
_refine_ls_R_factor_gt           0.0289
_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^)+(0.0398P)^2^+2.4455P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0766
_refine_ls_wR_factor_ref         0.0790
_reflns_number_gt                2433
_reflns_number_total             2666
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5ra05564d2.cif
_cod_data_source_block           13
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               7220248