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_4349621
_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         'C36 H24 Cl2 N4 O4 Zn, 0.67(C2 H3 N)'
_chemical_formula_sum            'C37.33 H26 Cl2 N4.67 O4 Zn'
_chemical_formula_weight         740.23
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2016-10-23
_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                90
_cell_angle_beta                 94.650(8)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   10.4255(8)
_cell_length_b                   11.0223(8)
_cell_length_c                   28.403(3)
_cell_measurement_reflns_used    1993
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      66.94
_cell_measurement_theta_min      3.12
_cell_volume                     3253.1(5)
_computing_cell_refinement       'SAINT v8.37A (Bruker, 2015)'
_computing_data_reduction        'SAINT v8.37A (Bruker, 2015)'
_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    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      100.02
_diffrn_detector_area_resol_mean 8
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.990
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0893
_diffrn_reflns_av_unetI/netI     0.0638
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.990
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       34
_diffrn_reflns_limit_l_min       -34
_diffrn_reflns_number            16379
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.990
_diffrn_reflns_theta_full        67.679
_diffrn_reflns_theta_max         70.133
_diffrn_reflns_theta_min         3.122
_diffrn_source                   'sealed tube'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    2.971
_exptl_absorpt_correction_T_max  0.7533
_exptl_absorpt_correction_T_min  0.6368
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2014/5 (Bruker,2014/5) was used for absorption correction.
wR2(int) was 0.0757 before and 0.0605 after correction.
The Ratio of minimum to maximum transmission is 0.8453.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.511
_exptl_crystal_description       plate
_exptl_crystal_F_000             1515
_exptl_crystal_size_max          0.05
_exptl_crystal_size_mid          0.05
_exptl_crystal_size_min          0.01
_refine_diff_density_max         0.537
_refine_diff_density_min         -0.847
_refine_diff_density_rms         0.087
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.061
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     240
_refine_ls_number_reflns         3074
_refine_ls_number_restraints     21
_refine_ls_restrained_S_all      1.061
_refine_ls_R_factor_all          0.1292
_refine_ls_R_factor_gt           0.0773
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.1220P)^2^+7.3730P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2085
_refine_ls_wR_factor_ref         0.2469
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1806
_reflns_number_total             3074
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c6qi00498a2.cif
_cod_data_source_block           7
_cod_original_cell_volume        3253.2(4)
_cod_database_code               4349621
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2. Uiso/Uaniso restraints and constraints
Uanis(C19) \\sim Ueq: with sigma of 0.01 and sigma for terminal atoms of 0.01
Uanis(N3) \\sim Ueq: with sigma of 0.01 and sigma for terminal atoms of 0.01
3. Rigid body (RIGU) restrains
 N3, C19, C20
 with sigma for 1-2 distances of 0.001 and sigma for 1-3 distances of 0.001
4. Others
 Fixed Sof: N3(0.33333) C19(0.33333) C20(0.33333) H20A(0.33333) H20B(0.33333)
 H20C(0.33333)
5.a Secondary CH2 refined with riding coordinates:
 C6(H6A,H6B)
5.b Me refined with riding coordinates:
 C20(H20A,H20B,H20C)
5.c Aromatic/amide H refined with riding coordinates:
 C1(H1), C2(H2), C3(H3), C5(H5), C9(H9), C10(H10), C11(H11), C13(H13),
 C14(H14), C15(H15)
;
_shelx_res_checksum              24747
_shelx_hkl_checksum              91996
_shelx_shelxl_version_number     2014/7
_olex2_submission_special_instructions 'No special instructions were received'