2,3,12,13-Tetramethyl-5,10,15,20-tetraphenylporphyrin
P. Bhyrappa; K. Karunanithi; B. Varghese; Acta Crystallographica Section E 63 (2007) o4755–o4755; doi:10.1107/S1600536807058242

data_2216730
_publ_section_title
;
 2,3,12,13-Tetramethyl-5,10,15,20-tetraphenylporphyrin
;
_journal_coeditor_code           RK2056
_journal_issue                   12
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o4755
_journal_page_last               o4755
_journal_paper_doi               10.1107/S1600536807058242
_journal_volume                  63
_journal_year                    2007
_chemical_formula_iupac          'C48 H38 N4'
_chemical_formula_moiety         'C48 H38 N4'
_chemical_formula_sum            'C48 H38 N4'
_chemical_formula_weight         670.82
_chemical_name_common            Porphyrin
_chemical_name_systematic
;
2,3,12,13-Tetramethyl-5,10,15,20-tetraphenylporphyrin
;
_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           SHELXL97
_cell_angle_alpha                90.00
_cell_angle_beta                 102.4630(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   13.5507(3)
_cell_length_b                   6.70940(10)
_cell_length_c                   19.4638(4)
_cell_measurement_reflns_used    5867
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      30.39
_cell_measurement_theta_min      3.1
_cell_volume                     1727.89(6)
_computing_cell_refinement       'SAINT-Plus (Bruker, 2004)'
_computing_data_collection       'APEX2 (Bruker, 2004)'
_computing_data_reduction        'XPREP (Sheldrick, 2003)'
_computing_molecular_graphics
'ORTEP-3 (Farrugia, 1997) and Mercury (Macrae <i>et al.</i>,  2006)'
_computing_publication_material  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.973
_diffrn_measurement_device_type  'Bruker Kappa APEX2'
_diffrn_measurement_method       '\w-- and \f--scan'
_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  0.0514
_diffrn_reflns_av_sigmaI/netI    0.0709
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            26484
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         30.41
_diffrn_reflns_theta_min         2.06
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.076
_exptl_absorpt_correction_T_max  0.9858
_exptl_absorpt_correction_T_min  0.910
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(Blessing, 1995)'
_exptl_crystal_colour            Black
_exptl_crystal_density_diffrn    1.289
_exptl_crystal_density_method    'Not measured'
_exptl_crystal_description       Needle
_exptl_crystal_F_000             708
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.19
_refine_diff_density_max         0.393
_refine_diff_density_min         -0.285
_refine_ls_extinction_method     None
_refine_ls_goodness_of_fit_ref   1.037
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     237
_refine_ls_number_reflns         5108
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.037
_refine_ls_R_factor_all          0.1256
_refine_ls_R_factor_gt           0.0760
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0472P)^2^+2.1167P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1458
_refine_ls_wR_factor_ref         0.1648
_reflns_number_gt                3353
_reflns_number_total             5108
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            rk2056.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:
'_atom_sites_solution_hydrogens' value 'Geom' changed to 'geom' according
to '/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from
2010-06-29.

'_atom_sites_solution_primary' value 'Direct' changed to
'direct' according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

'_atom_sites_solution_secondary' value 'Difmap' changed to
'difmap' according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

'_refine_ls_hydrogen_treatment' value 'Constr' changed to
'constr' according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

'_refine_ls_matrix_type' value 'Full' changed to 'full'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

'_refine_ls_weighting_scheme' value 'Calc' changed to 'calc'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 

The following automatic conversions were performed:

'_atom_sites_solution_hydrogens' value 'Geom' changed to 'geom'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

'_atom_sites_solution_primary' value 'Direct' changed to
'direct' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.1 from
2010-06-29.

'_atom_sites_solution_secondary' value 'Difmap' changed
to 'difmap' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.1 from
2010-06-29.

'_refine_ls_hydrogen_treatment' value 'Constr' changed
to 'constr' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.1 from
2010-06-29.

'_refine_ls_matrix_type' value 'Full' changed to 'full'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

'_refine_ls_weighting_scheme' value 'Calc' changed to
'calc' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               2216730
_cod_database_fobs_code          2216730