[d]-Carbon–carbon double bond engineering in diazaphosphepines: a pathway to modulate the chemical and electronic structures of heteropines
Ren, Yi; Sezen, Melda; Guo, Fang; Jäkle, Frieder; Loo, Yueh-Lin; Chem. Sci. 7 (2016) 4211–; doi:10.1039/C6SC00519E

data_1542897
_publ_section_title
;
 [d]-Carbon--carbon double bond engineering in diazaphosphepines: a
 pathway to modulate the chemical and electronic structures of heteropines
;
_journal_issue                   7
_journal_name_full               'Chem. Sci.'
_journal_page_first              4211
_journal_paper_doi               10.1039/C6SC00519E
_journal_volume                  7
_journal_year                    2016
_chemical_formula_sum            'C28 H19 N2 P'
_chemical_formula_weight         414.44
_chemical_name_common            YR3
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_audit_update_record
;
2015-09-25 deposited with the CCDC.
2016-03-15 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 99.9180(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   8.5379(4)
_cell_length_b                   12.3661(6)
_cell_length_c                   20.2417(10)
_cell_measurement_reflns_used    9904
_cell_measurement_temperature    100.(2)
_cell_measurement_theta_max      72.2067
_cell_measurement_theta_min      4.2066
_cell_volume                     2105.19(18)
_computing_cell_refinement       'SAINT V8.34A (Bruker AXS Inc., 2013)'
_computing_data_collection       'Bruker Instrument Service v4.2.4'
_computing_data_reduction        'SAINT V8.34A (Bruker AXS Inc., 2013)'
_computing_structure_refinement  'SHELXL-2014 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXL-2014 (Sheldrick, 2014)'
_diffrn_ambient_temperature      100.(2)
_diffrn_detector_area_resol_mean 10.4167
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'BRUKER APEX II CCD'
_diffrn_radiation_type           'Cu K\a'
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0300
_diffrn_reflns_av_unetI/netI     0.0219
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            34226
_diffrn_reflns_theta_full        72.21
_diffrn_reflns_theta_max         72.21
_diffrn_reflns_theta_min         4.21
_diffrn_source                   'ImuS micro--focus source'
_exptl_absorpt_coefficient_mu    1.284
_exptl_absorpt_correction_T_max  0.90
_exptl_absorpt_correction_T_min  0.72
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS V2014/2 (Bruker AXS Inc.)'
_exptl_crystal_density_diffrn    1.308
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rod
_exptl_crystal_F_000             864
_exptl_crystal_size_max          0.381
_exptl_crystal_size_mid          0.163
_exptl_crystal_size_min          0.082
_refine_diff_density_max         0.456
_refine_diff_density_min         -0.309
_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     280
_refine_ls_number_reflns         4150
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.078
_refine_ls_R_factor_all          0.0358
_refine_ls_R_factor_gt           0.0342
_refine_ls_shift/su_max          0.045
_refine_ls_shift/su_mean         0.007
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0575P)^2^+0.9597P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0942
_refine_ls_wR_factor_ref         0.1000
_reflns_number_gt                3981
_reflns_number_total             4150
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c6sc00519e2.cif
_cod_data_source_block           I
_cod_depositor_comments
'Adding full bibliography for 1542894--1542898.cif.'
_cod_database_code               1542897
_shelx_res_checksum              64253