Novel Trisphosphine Ligand Containing 1,3,5-Triazine Core, [2,4,6-C3N3{C6H4PPh2-p}3]: Synthesis and Transition Metal Chemistry.
Naik, Susmita; Kumaravel, Maruthai; Mague, Joel T.; Balakrishna, Maravanji S.; Inorganic chemistry 53 (2014) 1370–1381; doi:10.1021/ic402150k

data_4337370
_publ_section_title
;
 Novel Trisphosphine Ligand Containing 1,3,5-Triazine Core,
 [2,4,6-C3N3{C6H4PPh2-p}3]: Synthesis and Transition Metal Chemistry.
;
_journal_issue                   3
_journal_name_full               'Inorganic chemistry'
_journal_page_first              1370
_journal_page_last               1381
_journal_paper_doi               10.1021/ic402150k
_journal_volume                  53
_journal_year                    2014
_chemical_formula_moiety         'C57 H42 N3 P3 S3, 3(C7 H8)'
_chemical_formula_sum            'C78 H66 N3 P3 S3'
_chemical_formula_weight         1234.43
_space_group_IT_number           148
_symmetry_cell_setting           rhombohedral
_symmetry_space_group_name_Hall  '-R 3'
_symmetry_space_group_name_H-M   'R -3 :H'
_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                 90.00
_cell_angle_gamma                120.00
_cell_formula_units_Z            6
_cell_length_a                   19.274(5)
_cell_length_b                   19.274(5)
_cell_length_c                   31.844(8)
_cell_measurement_reflns_used    9892
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.40
_cell_measurement_theta_min      2.52
_cell_volume                     10245(5)
_computing_cell_refinement       'Bruker SAINT (Bruker-AXS 2009)'
_computing_data_collection       'Bruker APEX2 (Bruker-AXS, 2010)'
_computing_data_reduction        'Bruker SAINT (Bruker-AXS 2009)'
_computing_molecular_graphics    'Bruker SHELXTL(Bruker-AXS 2008)'
_computing_publication_material  'Bruker SHELXTL(Bruker-AXS 2008)'
_computing_structure_refinement  'SHELXL (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker Smart APEX CCD'
_diffrn_measurement_method       '\f and \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    0.0420
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       -24
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       41
_diffrn_reflns_limit_l_min       -41
_diffrn_reflns_number            29541
_diffrn_reflns_theta_full        27.42
_diffrn_reflns_theta_max         27.42
_diffrn_reflns_theta_min         1.38
_exptl_absorpt_coefficient_mu    0.224
_exptl_absorpt_correction_T_max  0.9741
_exptl_absorpt_correction_T_min  0.8281
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 2008a)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.200
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             3888
_exptl_crystal_size_max          0.14
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.12
_platon_squeeze_details
;
 A region of density well separated from the remainder of the
 structure and highly disordered about the 3-fold axis was
 removed with the SQUEEZE option of t he PLATON package
 (Spek, 2010).
;
_refine_diff_density_max         0.709
_refine_diff_density_min         -0.681
_refine_diff_density_rms         0.064
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.078
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     260
_refine_ls_number_reflns         5169
_refine_ls_number_restraints     3
_refine_ls_restrained_S_all      1.083
_refine_ls_R_factor_all          0.0627
_refine_ls_R_factor_gt           0.0493
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0768P)^2^+9.0816P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1329
_refine_ls_wR_factor_ref         0.1420
_reflns_number_gt                4135
_reflns_number_total             5169
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic402150k_si_001.cif
_cod_data_source_block           msb495_0m
_cod_depositor_comments
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The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Rhombohedral' changed to
'rhombohedral' according to
/usr/data/users/saulius/automatic-downloads/current/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_sg_symbol_H-M      R-3
_cod_database_code               4337370