Coordination Studies of a New Unsymmetrical κ4-PNN'N''-Tetradentate Ligand: Stepwise Formation and Structural Characterization
Sean E. Durran; Mark R. J. Elsegood; Shelly R. Hammond; Martin B. Smith; Inorganic Chemistry 46 (2007) 2755–2766; doi:10.1021/ic061196s

data_4306914
_publ_section_title
;
Coordination Studies of a New Unsymmetrical
\k4-PNN'N''-Tetradentate Ligand: Stepwise Formation and
Structural Characterization
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              2755
_journal_page_last               2766
_journal_paper_doi               10.1021/ic061196s
_journal_volume                  46
_journal_year                    2007
_chemical_formula_sum            'C35 H30 N3 O3 P'
_chemical_formula_weight         571.59
_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 except H2 & H3 coords freely refined'
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                102.739(2)
_cell_angle_beta                 91.825(2)
_cell_angle_gamma                93.739(2)
_cell_formula_units_Z            2
_cell_length_a                   5.7163(4)
_cell_length_b                   14.0540(9)
_cell_length_c                   18.9410(12)
_cell_measurement_reflns_used    5883
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      28.86
_cell_measurement_theta_min      2.21
_cell_volume                     1479.37(17)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL and local programs'
_computing_structure_refinement  'Bruker SHELXTL'
_computing_structure_solution    'Bruker SHELXTL'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.872
_diffrn_measurement_device_type  'Bruker SMART 1000 CCD diffractometer'
_diffrn_measurement_method       '\w rotation with narrow frames'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0160
_diffrn_reflns_av_sigmaI/netI    0.0281
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            13267
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         29.01
_diffrn_reflns_theta_min         1.64
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.134
_exptl_absorpt_correction_T_max  0.987
_exptl_absorpt_correction_T_min  0.957
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS v2.03, Sheldrick, G.M., (2001)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.283
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             600
_exptl_crystal_size_max          0.33
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.355
_refine_diff_density_min         -0.287
_refine_diff_density_rms         0.039
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.014
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     431
_refine_ls_number_reflns         6873
_refine_ls_number_restraints     165
_refine_ls_restrained_S_all      1.056
_refine_ls_R_factor_all          0.0589
_refine_ls_R_factor_gt           0.0399
_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^)+(0.0402P)^2^+0.5481P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0917
_refine_ls_wR_factor_ref         0.1035
_reflns_number_gt                5213
_reflns_number_total             6873
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ic061196ssi20060703_115123_1.cif
_cod_data_source_block           2
_cod_database_code               4306914