4-Pyridyl-substituted azacycloalkanes with multiple donor sites prepared via a solvent-free, one-pot method for use in electrocatalysts.
Breedlove, B. K.; Kandel, R.; Ahsan, H. Md; Yamashita, M.; Dalton transactions (Cambridge, England : 2003) 43 (2014) 7683–7686; doi:10.1039/c4dt00240g

data_7031254
_publ_section_title
;
 4-Pyridyl-substituted azacycloalkanes with multiple donor sites prepared
 via a solvent-free, one-pot method for use in electrocatalysts.
;
_journal_issue                   21
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              7683
_journal_page_last               7686
_journal_paper_doi               10.1039/c4dt00240g
_journal_volume                  43
_journal_year                    2014
_chemical_formula_moiety         'C28 H32 N8 '
_chemical_formula_sum            'C28 H32 N8'
_chemical_formula_weight         480.61
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_symmetry_space_group_name_Hall  '-P 2yab'
_symmetry_space_group_name_H-M   'P 1 21/a 1'
_cell_angle_alpha                90.0000
_cell_angle_beta                 108.424(4)
_cell_angle_gamma                90.0000
_cell_formula_units_Z            2
_cell_length_a                   8.456(3)
_cell_length_b                   15.508(5)
_cell_length_c                   9.731(3)
_cell_measurement_reflns_used    3887
_cell_measurement_temperature    103.1
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      3.1
_cell_volume                     1210.7(7)
_computing_cell_refinement       CrystalClear
_computing_data_collection       CrystalClear
_computing_data_reduction        CrystalStructure
_computing_molecular_graphics    'Mercury 3.3'
_computing_publication_material  'CrystalStructure 3.8'
_computing_structure_refinement  SHELXL
_computing_structure_solution    SIR2004
_diffrn_ambient_temperature      103.1500
_diffrn_detector_area_resol_mean 7.31
_diffrn_measured_fraction_theta_full 0.972
_diffrn_measured_fraction_theta_max 0.972
_diffrn_measurement_device_type  'Rigaku Saturn'
_diffrn_measurement_method       \w
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.022
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            9543
_diffrn_reflns_theta_full        27.49
_diffrn_reflns_theta_max         27.49
_exptl_absorpt_coefficient_mu    0.082
_exptl_absorpt_correction_T_max  0.984
_exptl_absorpt_correction_T_min  0.901
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Jacobson, R. (1998) Private communication'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.318
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             512.00
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.30
_refine_diff_density_min         -0.19
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.095
_refine_ls_hydrogen_treatment    refall
_refine_ls_number_parameters     164
_refine_ls_number_reflns         2699
_refine_ls_R_factor_gt           0.0395
_refine_ls_shift/su_max          0.0010
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w = 1/[\s^2^(Fo^2^)+(0.0725P)^2^+0.0419P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_ref         0.1126
_reflns_number_gt                2235
_reflns_number_total             2699
_reflns_threshold_expression     F^2^>2.0\s(F^2^)
_cod_data_source_file            c4dt00240g2.cif
_cod_data_source_block           '__py4cyclen'
_cod_original_cell_volume        1210.7(6)
_cod_original_formula_sum        'C28 H32 N8 '
_cod_database_code               7031254