Synthesis, photophysical properties, and self-dimerization studies of 2-λ5-phosphaquinolin-2-ones
Bard, Jeremy P.; Deng, Chun-Lin; Richardson, Hannah C.; Odulio, Jacob M.; Barker, Joshua E.; Zakharov, Lev N.; Cheong, Paul H.-Y.; Johnson, Darren W.; Haley, Michael M.; Organic Chemistry Frontiers 6 (2019) 1257–; doi:10.1039/C9QO00199A

data_1554781
_publ_section_title
;
 Synthesis, photophysical properties, and self-dimerization studies of
 2-\l5-phosphaquinolin-2-ones
;
_journal_issue                   8
_journal_name_full               'Organic Chemistry Frontiers'
_journal_page_first              1257
_journal_paper_doi               10.1039/C9QO00199A
_journal_volume                  6
_journal_year                    2019
_chemical_formula_sum            'C21 H15 N2 O2 P'
_chemical_formula_weight         358.32
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_atom_sites_solution_hydrogens   difmap
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2019-01-30 deposited with the CCDC.	2019-03-25 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 115.7000(10)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   26.4131(8)
_cell_length_b                   9.7872(3)
_cell_length_c                   14.9148(5)
_cell_measurement_reflns_used    6119
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      66.48
_cell_measurement_theta_min      3.71
_cell_volume                     3474.22(19)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXS-97 (Sheldrick 2008)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker apex II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0466
_diffrn_reflns_av_unetI/netI     0.0358
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       31
_diffrn_reflns_limit_h_min       -31
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            13564
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        66.626
_diffrn_reflns_theta_max         66.626
_diffrn_reflns_theta_min         3.714
_diffrn_source                   'Incoatec I\mS'
_exptl_absorpt_coefficient_mu    1.550
_exptl_absorpt_correction_T_max  0.7528
_exptl_absorpt_correction_T_min  0.6814
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.370
_exptl_crystal_description       cut-block
_exptl_crystal_F_000             1488
_exptl_crystal_size_max          0.120
_exptl_crystal_size_mid          0.100
_exptl_crystal_size_min          0.070
_refine_diff_density_max         0.278
_refine_diff_density_min         -0.422
_refine_diff_density_rms         0.053
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.028
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     295
_refine_ls_number_reflns         3071
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.028
_refine_ls_R_factor_all          0.0385
_refine_ls_R_factor_gt           0.0346
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0547P)^2^+2.4322P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0930
_refine_ls_wR_factor_ref         0.0967
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2776
_reflns_number_total             3071
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9qo00199a2.cif
_cod_data_source_block           cu_mh256_0m_a
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               1554781
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.836
_shelx_estimated_absorpt_t_max   0.899
_shelx_res_checksum              89307
_shelx_hkl_checksum              82600