OsO4-Mediated Dihydroxylation of meso-Tetraphenylporphyrin N-Oxide and Transformation of the Resulting Diolchlorin N-Oxide Regioisomers
Subhadeep Banerjee; Matthias Zeller; Christian Brückner; Journal of Organic Chemistry 75 (2010) 1179–1187; doi:10.1021/jo9024286

data_4025236
_publ_section_title
;
 OsO4-Mediated Dihydroxylation of meso-Tetraphenylporphyrin N-Oxide and
 Transformation of the Resulting Diolchlorin N-Oxide Regioisomers
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              1179
_journal_page_last               1187
_journal_paper_doi               10.1021/jo9024286
_journal_volume                  75
_journal_year                    2010
_chemical_formula_sum            'C43 H28 N4 O3'
_chemical_formula_weight         648.69
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 101.958(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.9842(19)
_cell_length_b                   12.015(2)
_cell_length_c                   24.528(5)
_cell_measurement_reflns_used    1738
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      31.03
_cell_measurement_theta_min      2.83
_cell_volume                     3166.8(10)
_computing_cell_refinement       'Apex2 v2008.2-4'
_computing_data_collection       'Apex2 v2008.2-4 (Bruker, 2008)'
_computing_data_reduction        'Apex2 v2008.2-4'
_computing_molecular_graphics    'SHELXTL 6.14'
_computing_publication_material  'SHELXTL 6.14'
_computing_structure_refinement  'SHELXTL 6.14'
_computing_structure_solution
'SHELXTL 6.14 (Bruker, 2000-2003; Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker AXS SMART APEX CCD diffractometer'
_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  0.0444
_diffrn_reflns_av_sigmaI/netI    0.0403
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            23873
_diffrn_reflns_theta_full        26.37
_diffrn_reflns_theta_max         26.37
_diffrn_reflns_theta_min         1.70
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.087
_exptl_absorpt_correction_T_max  0.984
_exptl_absorpt_correction_T_min  0.892
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'TWINABS (Sheldrick, 2007)'
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    1.361
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1352
_exptl_crystal_size_max          0.33
_exptl_crystal_size_mid          0.27
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.454
_refine_diff_density_min         -0.397
_refine_diff_density_rms         0.058
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.198
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     462
_refine_ls_number_reflns         6553
_refine_ls_number_restraints     4
_refine_ls_restrained_S_all      1.198
_refine_ls_R_factor_all          0.0772
_refine_ls_R_factor_gt           0.0629
_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^)+(0.0302P)^2^+3.7103P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1342
_refine_ls_wR_factor_ref         0.1410
_reflns_number_gt                5676
_reflns_number_total             6553
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            jo9024286_si_002.cif
_cod_data_source_block           09mz306_0m
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to the built-in table from CIF Core dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1646 2011-03-28 12:23:43Z adriana 
;
_cod_original_cell_volume        3166.7(10)
_cod_database_code               4025236