Construction of copper chains with new fluorescent guanidino-functionalized naphthyridine ligands.
Krämer, Christoph; Leingang, Simone; Hübner, Olaf; Kaifer, Elisabeth; Wadepohl, Hubert; Himmel, Hans-Jörg; Dalton transactions (Cambridge, England : 2003) 45 (2016) 16966–16983; doi:10.1039/c6dt03166h

data_7040786
_publ_section_title
;
 Construction of copper chains with new fluorescent
 guanidino-functionalized naphthyridine ligands.
;
_journal_issue                   42
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              16966
_journal_page_last               16983
_journal_paper_doi               10.1039/c6dt03166h
_journal_volume                  45
_journal_year                    2016
_chemical_formula_sum            'C18 H24 N8'
_chemical_formula_weight         352.45
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2016-08-09 deposited with the CCDC.
2016-09-26 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 98.81(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   12.567(3)
_cell_length_b                   9.4180(19)
_cell_length_c                   15.448(3)
_cell_measurement_reflns_used    5279
_cell_measurement_temperature    100
_cell_measurement_theta_max      30.04
_cell_measurement_theta_min      1.95
_cell_volume                     1806.8(7)
_computing_cell_refinement       'DENZO/SKALEPACK (Bruker AXS, 1997-2009)'
_computing_data_collection       'COLLECT (Bruker AXS, 1997-2009)'
_computing_data_reduction        'DENZO/SKALEPACK (Bruker AXS, 1997-2009)'
_computing_molecular_graphics    'XPMA (Zsolnai, Huttner, 1994)'
_computing_publication_material  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXS-2014/7 (Sheldrick, 2014)'
_diffrn_ambient_temperature      100
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'NONIUS KAPPA CCD'
_diffrn_measurement_method       'O-Scan    '
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0279
_diffrn_reflns_av_unetI/netI     0.0395
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            10210
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         30.042
_diffrn_reflns_theta_min         1.949
_exptl_absorpt_coefficient_mu    0.084
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.296
_exptl_crystal_description       plate
_exptl_crystal_F_000             752
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.502
_refine_diff_density_min         -0.531
_refine_diff_density_rms         0.054
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.051
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     239
_refine_ls_number_reflns         5279
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.051
_refine_ls_R_factor_all          0.0801
_refine_ls_R_factor_gt           0.0534
_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^)+(0.0689P)^2^+0.6430P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1335
_refine_ls_wR_factor_ref         0.1488
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3804
_reflns_number_total             5279
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c6dt03166h2.cif
_cod_data_source_block           ck407n
_cod_depositor_comments
'Adding full bibliography for 7040782--7040791.cif.'
_cod_original_cell_volume        1806.8(6)
_cod_database_code               7040786
_shelx_shelxl_version_number     2014/7
_shelx_res_checksum              52533