Highly Flexible Phosphabenzenes: A Missing Coordination Mode of 2,4,6-Triaryl-λ3-Phosphinines
Yue, Erlin; Petrov, Andrey; Frost, Daniel Sebastian; Dettling, Lea; Conrad, Lawrence; Wossidlo, Friedrich; Coles, Nathan Thomas; Weber, Manuela; Muller, Christian; Chemical Communications  (2022) –; doi:10.1039/D2CC01817A

data_7129978
_publ_section_title
;
 Highly Flexible Phosphabenzenes: A Missing Coordination Mode of
 2,4,6-Triaryl-\l3-Phosphinines
;
_journal_name_full               'Chemical Communications'
_journal_paper_doi               10.1039/D2CC01817A
_journal_year                    2022
_chemical_formula_moiety         'C56 H38 Cr2 O8 P2 Rh2'
_chemical_formula_sum            'C56 H38 Cr2 O8 P2 Rh2'
_chemical_formula_weight         1210.62
_chemical_properties_physical    Air-sensitive,Moisture-sensitive
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2021-06-29
_audit_creation_method
;
Olex2 1.3
(compiled 2020.11.12 svn.r5f609507 for OlexSys, GUI svn.r6272)
;
_audit_update_record
;
2021-10-04 deposited with the CCDC.	2022-04-13 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 109.916(4)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   11.9464(15)
_cell_length_b                   25.216(3)
_cell_length_c                   8.2418(10)
_cell_measurement_reflns_used    9326
_cell_measurement_temperature    100.0
_cell_measurement_theta_max      29.60
_cell_measurement_theta_min      2.43
_cell_volume                     2334.3(5)
_computing_cell_refinement       'SAINT V8.40B (?, 2016)'
_computing_data_reduction        'SAINT V8.40B (?, 2016)'
_computing_molecular_graphics    'Olex2 1.3 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.3 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL  (Sheldrick, 2008)'
_computing_structure_solution    'SHELXT 2018/2 (Sheldrick, 2018)'
_diffrn_ambient_temperature      100.0
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0315
_diffrn_reflns_av_unetI/netI     0.0285
_diffrn_reflns_Laue_measured_fraction_full 0.996
_diffrn_reflns_Laue_measured_fraction_max 0.995
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       35
_diffrn_reflns_limit_k_min       -29
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            29404
_diffrn_reflns_point_group_measured_fraction_full 0.996
_diffrn_reflns_point_group_measured_fraction_max 0.995
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         29.609
_diffrn_reflns_theta_min         2.429
_diffrn_source_current           1.0
_diffrn_source_power             0.05
_diffrn_source_voltage           50.0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.276
_exptl_absorpt_correction_T_max  0.7459
_exptl_absorpt_correction_T_min  0.6291
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.0938 before and 0.0566 after correction.
The Ratio of minimum to maximum transmission is 0.8434.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            red
_exptl_crystal_colour_primary    red
_exptl_crystal_density_diffrn    1.722
_exptl_crystal_description       Block
_exptl_crystal_F_000             1212
_exptl_crystal_recrystallization_method 'Re-crystallisation from solvent'
_exptl_crystal_size_max          0.45
_exptl_crystal_size_mid          0.32
_exptl_crystal_size_min          0.3
_refine_diff_density_max         0.580
_refine_diff_density_min         -0.691
_refine_diff_density_rms         0.099
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.098
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     317
_refine_ls_number_reflns         6531
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.098
_refine_ls_R_factor_all          0.0397
_refine_ls_R_factor_gt           0.0316
_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^)+(0.0204P)^2^+4.1293P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0647
_refine_ls_wR_factor_ref         0.0669
_reflns_Friedel_coverage         0.000
_reflns_number_gt                5711
_reflns_number_total             6531
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2cc01817a2.cif
_cod_data_source_block           yel228
_cod_database_code               7129978
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.701
_shelx_estimated_absorpt_t_min   0.598
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Ternary CH refined with riding coordinates:
 C4(H4), C2(H2)
2.b Aromatic/amide H refined with riding coordinates:
 C7(H7), C20(H20), C11(H11), C24(H24), C8(H8), C23(H23), C16(H16), C13(H13),
 C17(H17), C9(H9), C21(H21), C14(H14), C22(H22), C10(H10)
2.c Idealised Me refined as rotating group:
 C18(H18A,H18B,H18C)
;
_shelx_res_checksum              31000
_olex2_submission_special_instructions 'No special instructions were received'