Elucidation of the extraordinary 4-membered pyrrole ring-contracted azeteoporphyrinoid as an intermediate in chlorin oxidation
J.Zaleski; Tillmann Kopke; Maren Pink; Chemical Communications  (2006) –; doi:10.1039/b611567e

data_7101582
_publ_section_title
;Elucidation of the extraordinary 4-membered pyrrole
ring-contracted azeteoporphyrinoid as an intermediate in chlorin
oxidation
;
_journal_issue                   47
_journal_name_full               'Chemical Communications'
_journal_paper_doi               10.1039/b611567e
_journal_year                    2006
_chemical_formula_moiety         'C43 H26 Cu N4 O2, C H2 Cl2'
_chemical_formula_sum            'C44 H28 Cl2 Cu N4 O2'
_chemical_formula_weight         779.14
_chemical_name_systematic
;
?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.284(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   8.8343(10)
_cell_length_b                   15.1780(17)
_cell_length_c                   25.437(3)
_cell_measurement_reflns_used    4144
_cell_measurement_temperature    130(2)
_cell_measurement_theta_max      25.0
_cell_measurement_theta_min      2.6
_cell_volume                     3410.8(7)
_computing_cell_refinement       'SAINT (Bruker, 2003)'
_computing_data_collection       'SMART (Bruker, 2001)'
_computing_data_reduction        'SAINT (Bruker, 2003)'
_computing_molecular_graphics    'SHELXTL (Bruker, 2003), XTEL (loc. libr.)'
_computing_publication_material  'SHELXTL (Bruker, 2003)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR-92 (Altomare, 1993)'
_diffrn_ambient_temperature      130(2)
_diffrn_detector                 'CCD area detector'
_diffrn_detector_area_resol_mean 44.52
_diffrn_detector_type            'Bruker SMART 6000'
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_details
'0.30 degree frames measured for 30 seconds each'
_diffrn_measurement_device       'three-circle goniometer with fixed chi'
_diffrn_measurement_device_type  'Bruker Platform goniometer'
_diffrn_measurement_method       \w-scans
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0603
_diffrn_reflns_av_sigmaI/netI    0.0519
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            29978
_diffrn_reflns_theta_full        26.46
_diffrn_reflns_theta_max         26.46
_diffrn_reflns_theta_min         2.67
_diffrn_standards_decay_%        0.0
_diffrn_standards_interval_time  1070
_diffrn_standards_number         123
_exptl_absorpt_coefficient_mu    0.845
_exptl_absorpt_correction_T_max  0.9203
_exptl_absorpt_correction_T_min  0.8492
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS, R. Blessing; 1995'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.517
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1596
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.736
_refine_diff_density_min         -0.719
_refine_diff_density_rms         0.066
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.037
_refine_ls_hydrogen_treatment    riding
_refine_ls_matrix_type           full
_refine_ls_number_parameters     551
_refine_ls_number_reflns         7001
_refine_ls_number_restraints     142
_refine_ls_restrained_S_all      1.048
_refine_ls_R_factor_all          0.0786
_refine_ls_R_factor_gt           0.0511
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0332P)^2^+5.9866P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1110
_refine_ls_wR_factor_ref         0.1237
_reflns_number_gt                5095
_reflns_number_total             7001
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b611567e.txt
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7101582