P=C-N-heterocycles: synthesis of biaryl-type 1,3-benzazaphospholes with ortho-substituted phenyl or 2-heteroaryl groups.
Aluri, Bhaskar Reddy; Niaz, Basit; Kindermann, Markus K.; Jones, Peter G.; Heinicke, Joachim; Dalton transactions (Cambridge, England : 2003) 40 (2011) 211–224; doi:10.1039/c0dt00881h

data_7014468
_publ_section_title
;
 P=C-N-heterocycles: synthesis of biaryl-type 1,3-benzazaphospholes
 with ortho-substituted phenyl or 2-heteroaryl groups.
;
_journal_issue                   1
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              211
_journal_page_last               224
_journal_paper_doi               10.1039/c0dt00881h
_journal_volume                  40
_journal_year                    2011
_chemical_formula_sum            'C51 H36 N3 O3 P3'
_chemical_formula_weight         831.74
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 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                 102.099(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.5385(14)
_cell_length_b                   11.3290(13)
_cell_length_c                   28.960(3)
_cell_measurement_reflns_used    6094
_cell_measurement_temperature    133(2)
_cell_measurement_theta_max      29.88
_cell_measurement_theta_min      2.30
_cell_volume                     4022.4(8)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Siemens XP'
_computing_publication_material  SHELXL-97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      133(2)
_diffrn_detector_area_resol_mean 8.192
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker SMART 1000 CCD area detector'
_diffrn_measurement_method       omega-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  0.1386
_diffrn_reflns_av_sigmaI/netI    0.1155
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       36
_diffrn_reflns_limit_l_min       -36
_diffrn_reflns_number            35203
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.37
_diffrn_reflns_theta_min         1.44
_exptl_absorpt_coefficient_mu    0.198
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.373
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1728
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.451
_refine_diff_density_min         -0.635
_refine_diff_density_rms         0.094
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.103
_refine_ls_hydrogen_treatment    'NH free with SADI, others riding'
_refine_ls_matrix_type           full
_refine_ls_number_parameters     553
_refine_ls_number_reflns         8219
_refine_ls_number_restraints     574
_refine_ls_restrained_S_all      1.066
_refine_ls_R_factor_all          0.1367
_refine_ls_R_factor_gt           0.0875
_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^)+(0.0488P)^2^+7.2782P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1528
_refine_ls_wR_factor_ref         0.1655
_reflns_number_gt                5243
_reflns_number_total             8219
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            C0DT00881H.TXT
_cod_data_source_block           whiff
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1555 2011-01-17 13:19:09Z saulius 

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_sg_symbol_H-M      'P 21/c'
_cod_database_code               7014468