Non-planar porphyrins with mixed substituent pattern: bromination and formylation of ethyl-substituted tetraphenylporphyrins and tetraalkylporphyrins
Senge, Mathias O.; Gerstung, Vanessa; Ruhlandt-Senge, Karin; Runge, Steffen; Lehmann, Ingo; Journal of the Chemical Society, Dalton Transactions  (1998) 4187–; doi:10.1039/a806460a

data_7027064
_publ_section_title
;
 Non-planar porphyrins with mixed substituent pattern: bromination and
 formylation of ethyl-substituted tetraphenylporphyrins and
 tetraalkylporphyrins
;
_journal_issue                   24
_journal_name_full
'Journal of the Chemical Society, Dalton Transactions'
_journal_page_first              4187
_journal_paper_doi               10.1039/a806460a
_journal_year                    1998
_chemical_formula_moiety         'C48 H32 Br6 N4.2(C1 H2 Cl2)'
_chemical_formula_sum            'C50 H36 Br6 Cl4 N4'
_chemical_formula_weight         1314.09
_chemical_melting_point          ?
_chemical_name_systematic
; 
 2,3,7,8,12,13-Hexabromo-17,18-diethyl- 
 5,10,15,20-tetraphenylporphyrin
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                100.051(18)
_cell_angle_beta                 90.482(19)
_cell_angle_gamma                106.561(17)
_cell_formula_units_Z            4
_cell_length_a                   13.299(3)
_cell_length_b                   17.047(4)
_cell_length_c                   22.967(5)
_cell_measurement_reflns_used    26
_cell_measurement_temperature    129(2)
_cell_measurement_theta_max      48
_cell_measurement_theta_min      41
_cell_volume                     4905(2)
_computing_cell_refinement       'Siemens P3'
_computing_data_collection       'Siemens P3'
_computing_data_reduction        'XDISK, Shelxtl-Plus (Siemens, 1995)'
_computing_molecular_graphics    'XP, Shelxtl-Plus (Siemens, 1995)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      129(2)
_diffrn_detector_area_resol_mean n/a
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Siemens P4/RA'
_diffrn_measurement_method       2theta-theta
_diffrn_radiation_monochromator  Ni-filter
_diffrn_radiation_source         'rotaiting anode'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0471
_diffrn_reflns_av_sigmaI/netI    0.0729
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            13486
_diffrn_reflns_theta_full        56.07
_diffrn_reflns_theta_max         56.07
_diffrn_reflns_theta_min         1.96
_diffrn_standards_decay_%        <1
_diffrn_standards_interval_count 198
_diffrn_standards_number         2
_exptl_absorpt_coefficient_mu    8.235
_exptl_absorpt_correction_T_max  0.4931
_exptl_absorpt_correction_T_min  0.1373
_exptl_absorpt_correction_type   'empirical, XABS2'
_exptl_absorpt_process_details   '(Parkin et al., 1995)'
_exptl_crystal_colour            'metallic lustrous green'
_exptl_crystal_density_diffrn    1.780
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       parallelepiped
_exptl_crystal_F_000             2568
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.10
_refine_diff_density_max         1.645
_refine_diff_density_min         -1.241
_refine_diff_density_rms         0.146
_refine_ls_extinction_coef       n/d
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.024
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1143
_refine_ls_number_reflns         12817
_refine_ls_number_restraints     202
_refine_ls_restrained_S_all      1.018
_refine_ls_R_factor_all          0.0913
_refine_ls_R_factor_gt           0.0602
_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^)+(0.0756P)^2^+27.0970P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1386
_refine_ls_wR_factor_ref         0.1557
_reflns_number_gt                9332
_reflns_number_total             12817
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            806460asup1.cif
_cod_data_source_block           ms372
_cod_depositor_comments
;
The following automatic conversions were performed:

'_chemical_melting_point' value 'n/d' was changed to '?' - the value
is undefined or not given.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'n/d' was changed to '?' - the
value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 

The following automatic conversions were performed:

data name '_atom_site_symmetry_multiplicit' was replaced with
'_atom_site_symmetry_multiplicity' as specified in the replacement
file 'data/replacement-values/replacement_tags.lst'.

Automatic conversion script
Id: cif_correct_tags 9268 2022-04-12 08:56:07Z antanas 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7027064