PNNP Macrocycles: A New Class of Ligands for Asymmetric Catalysis
Ranocchiari, Marco; Mezzetti, Antonio; Organometallics 28 (2009) 1286–; doi:10.1021/om900028w

data_4069104
_publ_section_title
;
 PNNP Macrocycles: A New Class of Ligands for Asymmetric Catalysis
;
_journal_issue                   5
_journal_name_full               Organometallics
_journal_page_first              1286
_journal_paper_doi               10.1021/om900028w
_journal_volume                  28
_journal_year                    2009
_chemical_absolute_configuration rm
_chemical_formula_moiety         'C34 H38 N2 P2'
_chemical_formula_sum            'C34 H38 N2 P2'
_chemical_formula_weight         536.60
_chemical_melting_point          ?
_chemical_name_common            'ligand 1b'
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      4
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 1'
_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                 92.332(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   9.2787(17)
_cell_length_b                   11.947(2)
_cell_length_c                   13.284(2)
_cell_measurement_reflns_used    3879
_cell_measurement_temperature    200(2)
_cell_measurement_theta_max      25.02
_cell_measurement_theta_min      2.29
_cell_volume                     1471.3(4)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      200(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.0397
_diffrn_reflns_av_sigmaI/netI    0.0652
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            15381
_diffrn_reflns_theta_full        28.30
_diffrn_reflns_theta_max         28.30
_diffrn_reflns_theta_min         1.53
_exptl_absorpt_coefficient_mu    0.173
_exptl_absorpt_correction_type   none
_exptl_absorpt_process_details   'not measured'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.211
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             572
_exptl_crystal_size_max          0.38
_exptl_crystal_size_mid          0.32
_exptl_crystal_size_min          0.24
_refine_diff_density_max         0.456
_refine_diff_density_min         -0.226
_refine_diff_density_rms         0.036
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.06(5)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.885
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     351
_refine_ls_number_reflns         7134
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.885
_refine_ls_R_factor_all          0.0541
_refine_ls_R_factor_gt           0.0421
_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^)+(0.0245P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0689
_refine_ls_wR_factor_ref         0.0724
_reflns_number_gt                5626
_reflns_number_total             7134
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om900028w_si_001.cif
_cod_data_source_block           mr142
_cod_depositor_comments
;
The following automatic conversions were performed:

'_chemical_melting_point' value 'not measured' was changed to '?' -
the value is undefined or not given.

'_symmetry_cell_setting' value
'Monoclinic' changed to 'monoclinic' 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 1715 2011-07-08 13:25:40Z adriana 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' 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 
;
_cod_original_cell_volume        1471.3(5)
_cod_original_sg_symbol_H-M      'P 2(1)'
_cod_database_code               4069104