Coordination chemistry of N-picolyl-1,8-naphthalimides: colourful low molecular weight metallo-gelators and unique chelation behaviours
Lovitt, June I.; Hawes, Chris S.; Lynes, Amy D.; Haffner, Benjamin; Möbius, Matthias E.; Gunnlaugsson, Thorfinnur; Inorganic Chemistry Frontiers 4 (2017) 296–; doi:10.1039/C6QI00498A

data_4349615
_publ_section_title
;
 Coordination chemistry of N-picolyl-1,8-naphthalimides: colourful low
 molecular weight metallo-gelators and unique chelation behaviours
;
_journal_issue                   2
_journal_name_full               'Inorganic Chemistry Frontiers'
_journal_page_first              296
_journal_paper_doi               10.1039/C6QI00498A
_journal_volume                  4
_journal_year                    2017
_chemical_formula_moiety         'C18 H12 Cl2 N2 O2 Zn'
_chemical_formula_sum            'C18 H12 Cl2 N2 O2 Zn'
_chemical_formula_weight         424.57
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_audit_creation_date             2016-09-13
_audit_creation_method
;
Olex2 1.2
(compiled 2016.09.09 svn.r3337 for OlexSys, GUI svn.r5227)
;
_audit_update_record
;
2016-10-26 deposited with the CCDC.
2016-12-09 downloaded from the CCDC.
;
_cell_angle_alpha                94.9430(10)
_cell_angle_beta                 102.0330(10)
_cell_angle_gamma                113.9780(10)
_cell_formula_units_Z            2
_cell_length_a                   7.3139(2)
_cell_length_b                   8.5996(3)
_cell_length_c                   14.4546(5)
_cell_measurement_reflns_used    4082
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      28.328
_cell_measurement_theta_min      2.77
_cell_volume                     797.44(5)
_computing_cell_refinement       'SAINT V8.35A (2016)'
_computing_data_reduction        'SAINT V8.35A (2016)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'XT (Sheldrick, 2015)'
_diffrn_ambient_temperature      100.0
_diffrn_detector_area_resol_mean 8
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0141
_diffrn_reflns_av_unetI/netI     0.0229
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.996
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       4
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            6138
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.996
_diffrn_reflns_theta_full        26.000
_diffrn_reflns_theta_max         28.347
_diffrn_reflns_theta_min         2.641
_diffrn_source                   'sealed tube'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.890
_exptl_absorpt_correction_T_max  0.7457
_exptl_absorpt_correction_T_min  0.6124
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2014/5 (Bruker,2014/5) was used for absorption correction.
wR2(int) was 0.0487 before and 0.0216 after correction.
The Ratio of minimum to maximum transmission is 0.8212.
The \l/2 correction factor is 0.00150.
;
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.768
_exptl_crystal_description       block
_exptl_crystal_F_000             428
_exptl_crystal_size_max          0.31
_exptl_crystal_size_mid          0.11
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.430
_refine_diff_density_min         -0.353
_refine_diff_density_rms         0.061
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.063
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     226
_refine_ls_number_reflns         3975
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.063
_refine_ls_R_factor_all          0.0250
_refine_ls_R_factor_gt           0.0214
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0220P)^2^+0.4650P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0530
_refine_ls_wR_factor_ref         0.0546
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3633
_reflns_number_total             3975
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c6qi00498a2.cif
_cod_data_source_block           5
_cod_database_code               4349615
_shelx_estimated_absorpt_t_max   0.911
_shelx_estimated_absorpt_t_min   0.592
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
2.a Secondary CH2 refined with riding coordinates:
 C6(H6A,H6B)
2.b Aromatic/amide H refined with riding coordinates:
 C1(H1), C2(H2), C3(H3), C4(H4), C9(H9), C10(H10), C11(H11), C13(H13),
 C14(H14), C15(H15)
;
_shelx_res_checksum              48958
_shelx_hkl_checksum              76173
_shelx_shelxl_version_number     2014/7
_olex2_submission_special_instructions 'No special instructions were received'