Syntheses, structures, modification, and optical properties of meso-tetraaryl-2,3-dimethoxychlorin, and two isomeric meso-tetraaryl-2,3,12,13-tetrahydroxybacteriochlorins.
Samankumara, Lalith P.; Zeller, Matthias; Krause, Jeanette A.; Brückner, Christian; Organic & biomolecular chemistry 8 (2010) 1951–1965; doi:10.1039/b924539a

data_7153303
_publ_section_title
;
 Syntheses, structures, modification, and optical properties of
 meso-tetraaryl-2,3-dimethoxychlorin, and two isomeric
 meso-tetraaryl-2,3,12,13-tetrahydroxybacteriochlorins.
;
_journal_issue                   8
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              1951
_journal_page_last               1965
_journal_paper_doi               10.1039/b924539a
_journal_volume                  8
_journal_year                    2010
_chemical_formula_moiety         'C60 H66 N4 O16, 4(C H2 Cl2)'
_chemical_formula_sum            'C64 H74 Cl8 N4 O16'
_chemical_formula_weight         1438.87
_chemical_name_systematic
;
?
;
_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                108.550(3)
_cell_angle_beta                 111.400(2)
_cell_angle_gamma                95.110(3)
_cell_formula_units_Z            1
_cell_length_a                   10.8723(15)
_cell_length_b                   12.237(3)
_cell_length_c                   14.380(2)
_cell_measurement_reflns_used    5103
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      29.09
_cell_measurement_theta_min      2.41
_cell_volume                     1642.5(5)
_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 0.986
_diffrn_measured_fraction_theta_max 0.986
_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  0.0265
_diffrn_reflns_av_sigmaI/netI    0.0440
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            16694
_diffrn_reflns_theta_full        28.28
_diffrn_reflns_theta_max         28.28
_diffrn_reflns_theta_min         1.64
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.414
_exptl_absorpt_correction_T_max  0.948
_exptl_absorpt_correction_T_min  0.852
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Apex2 v2008.2-4 (Bruker, 2008)'
_exptl_crystal_colour            brown
_exptl_crystal_density_diffrn    1.455
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             750
_exptl_crystal_size_max          0.45
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.13
_refine_diff_density_max         0.963
_refine_diff_density_min         -0.911
_refine_diff_density_rms         0.065
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.031
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     423
_refine_ls_number_reflns         8035
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.031
_refine_ls_R_factor_all          0.0688
_refine_ls_R_factor_gt           0.0509
_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^)+(0.0442P)^2^+1.5568P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1108
_refine_ls_wR_factor_ref         0.1216
_reflns_number_gt                6289
_reflns_number_total             8035
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            b924539a.txt
_cod_data_source_block           7d
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7153303