Macrocyclic diiminodipyrromethane complexes: structural analogues of Pac-Man porphyrins
Givaja, Gonzalo; Blake, Alexander J.; Wilson, Claire; Schröder, Martin; Love, Jason B.; Chemical Communications (Cambridge, United Kingdom)  (2003) 2508–2509; doi:10.1039/b308443d

data_7104825
_publ_section_title
;
 Macrocyclic diiminodipyrromethane complexes: structural analogues of
 Pac-Man porphyrins
;
_journal_coden_ASTM              CHCOFS
_journal_issue                   19
_journal_name_full
;
 Chemical Communications (Cambridge, United Kingdom)
;
_journal_page_first              2508
_journal_page_last               2509
_journal_paper_doi               10.1039/b308443d
_journal_year                    2003
_chemical_formula_moiety         'C38 H32 N8 Pd2, 0.25(C H4 O)'
_chemical_formula_sum            'C38.25 H33 N8 O0.25 Pd2'
_chemical_formula_weight         821.53
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_Int_Tables_number      2
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens
'placed geometrically; solvent H atoms not located'
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                74.331(2)
_cell_angle_beta                 86.576(2)
_cell_angle_gamma                81.503(2)
_cell_formula_units_Z            2
_cell_length_a                   9.4559(8)
_cell_length_b                   13.2076(11)
_cell_length_c                   14.3084(12)
_cell_measurement_reflns_used    4076
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      25.7
_cell_measurement_theta_min      2.5
_cell_volume                     1701.3(4)
_computing_cell_refinement       'Bruker SAINT version 6.36a (Bruker, 2002)'
_computing_data_collection       'Bruker SMART version 5.624 (Bruker, 2001)'
_computing_data_reduction        'Bruker SAINT; Bruker SHELXTL (Bruker, 2001)'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material
'SHELXL-97; enCIFer (CCDC, 2003); PLATON (Spek, 2003)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.955
_diffrn_measured_fraction_theta_max 0.955
_diffrn_measurement_device_type  'Bruker SMART1000 CCD area detector'
_diffrn_measurement_method       omega
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.032
_diffrn_reflns_av_sigmaI/netI    0.077
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            14533
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         1.88
_diffrn_source                   'normal-focus sealed tube'
_diffrn_standards_decay_%        0
_exptl_absorpt_coefficient_mu    1.099
_exptl_absorpt_correction_T_max  0.774
_exptl_absorpt_correction_T_min  0.708
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SHELXTL version 6.12; Bruker, 2001)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.604
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             825
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.03
_refine_diff_density_max         1.06
_refine_diff_density_min         -0.53
_refine_diff_density_rms         0.09
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.86
_refine_ls_hydrogen_treatment    'riding model'
_refine_ls_matrix_type           full
_refine_ls_number_parameters     435
_refine_ls_number_reflns         7474
_refine_ls_number_restraints     36
_refine_ls_restrained_S_all      0.87
_refine_ls_R_factor_all          0.0670
_refine_ls_R_factor_gt           0.0348
_refine_ls_shift/su_max          0.027
_refine_ls_shift/su_mean         0.002
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.026P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0637
_refine_ls_wR_factor_ref         0.0704
_reflns_number_gt                4880
_reflns_number_total             7481
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b308443d.txt
_cod_data_source_block           PDIMPY
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7104825