N-Phosphino-amidines and -guanidines: synthesis, structure and P,N-chelate chemistry
Baiget, Lise; Batsanov, Andrei S.; Dyer, Philip W.; Fox, Mark A.; Hanton, Martin J.; Howard, Judith A. K.; Lane, Philip K.; Solomon, Sophia A.; Dalton Transactions  (2008) 1043–1054; doi:10.1039/b715736c

data_7003354
_publ_section_title
;
 N-Phosphino-amidines and -guanidines: synthesis, structure and
 P,N-chelate chemistry
;
_journal_issue                   8
_journal_name_full               'Dalton Transactions'
_journal_page_first              1043
_journal_page_last               1054
_journal_paper_doi               10.1039/b715736c
_journal_year                    2008
_chemical_formula_moiety         'C29 H40 N3 O P'
_chemical_formula_sum            'C29 H40 N3 O P'
_chemical_formula_weight         477.61
_chemical_melting_point          432.7(5)
_chemical_name_common
;N,N'-Dicyclohexyl-N-diphenylphosphino-4-
morpholinecarboxamidine
;
_chemical_name_systematic
;
N,N'-Dicyclohexyl-N-diphenylphosphino-4-morpholinecarboxamidine
;
_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                 90.047(1)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.1116(5)
_cell_length_b                   9.8929(4)
_cell_length_c                   26.4573(12)
_cell_measurement_reflns_used    11055
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      28.560
_cell_measurement_theta_min      2.261
_cell_volume                     2646.6(2)
_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      150(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_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  0.0253
_diffrn_reflns_av_sigmaI/netI    0.0254
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       33
_diffrn_reflns_limit_l_min       -33
_diffrn_reflns_number            21815
_diffrn_reflns_theta_full        27.00
_diffrn_reflns_theta_max         27.00
_diffrn_reflns_theta_min         1.54
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.130
_exptl_absorpt_correction_T_max  0.96
_exptl_absorpt_correction_T_min  0.84
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
based on 12539 reflections (SADABS);
Rint 0.0251 before correction and 0.0184 after correction.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.199
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1032
_exptl_crystal_size_max          0.29
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.622
_refine_diff_density_min         -0.181
_refine_diff_density_rms         0.047
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.062
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     307
_refine_ls_number_reflns         5768
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.062
_refine_ls_R_factor_all          0.0452
_refine_ls_R_factor_gt           0.0388
_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^)+(0.0751P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1111
_refine_ls_wR_factor_ref         0.1139
_reflns_number_gt                4789
_reflns_number_total             5768
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            b715736c.txt
_cod_data_source_block           3
_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 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7003354