A 2,2′-diphosphinotolane as a versatile precursor for the synthesis of P-ylidic mesoionic carbenes via reversible C‒P bond formation
Wagner, Hannah K.; Wadepohl, Hubert; Ballmann, Joachim; Chemical Science 12 (2021) 3693–3701; doi:10.1039/D0SC06128J

data_1560228
_publ_section_title
;
 A 2,2&#x2032;-diphosphinotolane as a versatile precursor for the
 synthesis of P-ylidic mesoionic carbenes via reversible C--P bond
 formation
;
_journal_issue                   10
_journal_name_full               'Chemical Science'
_journal_page_first              3693
_journal_page_last               3701
_journal_paper_doi               10.1039/D0SC06128J
_journal_volume                  12
_journal_year                    2021
_chemical_formula_moiety         'C31 H39 Mo N O3 P2, C2 H3 N'
_chemical_formula_sum            'C33 H42 Mo N2 O3 P2'
_chemical_formula_weight         672.56
_chemical_properties_physical    'air-sensitive, moisture-sensitive'
_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'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     iterative
_atom_sites_solution_secondary   difmap
_audit_block_code                ba_hw9
_audit_creation_date             2020-04-28
_audit_creation_method
;
encif (version 1.112)

encifer (version_id = 270009.64)

Olex2 1.3
(compiled 2020.01.31 svn.r88ba2a3 for OlexSys, GUI svn.r6032)
;
_audit_update_record
;
2020-10-08 deposited with the CCDC.	2021-01-22 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 97.838(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   10.771(4)
_cell_length_b                   18.080(7)
_cell_length_c                   16.992(7)
_cell_measurement_reflns_used    8014
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      32.18
_cell_measurement_theta_min      2.40
_cell_volume                     3278(2)
_computing_cell_refinement
;
SAINT (see _computing_data_reduction).
Standard uncertainties of the cell constants include systematic error
contributions from Monte Carlo simulations.
;
_computing_data_collection       'SMART-5.631 (Bruker AXS, 2003)'
_computing_data_reduction
'SAINT V8.38A (Bruker AXS, 1997-2013),SADABS-2016_2 (Sheldrick and Bruker AXS, 1997-2014)'
_computing_publication_material
'encif (Wadepohl, 2009-19); encifer (Allen et al., 2004)'
_computing_structure_refinement  'SHELXL 2018/3 (Sheldrick, 2015)'
_computing_structure_solution    'SUPERFLIP (Palatinus, 2007-2009)'
_diffrn_ambient_environment      'perfluoro polyether oil / N~2~'
_diffrn_ambient_temperature      100(1)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 8.19
_diffrn_detector_type            CCD-PXL-KAF2
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.954
_diffrn_measurement_device       'three-circle diffractometer'
_diffrn_measurement_device_type  'Bruker AXS Smart 1000'
_diffrn_measurement_method       '\f- and \w-scans'
_diffrn_measurement_specimen_support 'polyimid foil'
_diffrn_radiation_collimation    'monocapillary collimator'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_radiation_xray_symbol    K-L~2,3~
_diffrn_reflns_av_R_equivalents  0.0419
_diffrn_reflns_av_unetI/netI     0.0268
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.954
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       27
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            83887
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.954
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         32.422
_diffrn_reflns_theta_min         2.116
_diffrn_source                   'sealed X-Ray tube (Mo)'
_diffrn_source_current           35.0
_diffrn_source_power             1.75
_diffrn_source_type              'fine focus tube'
_diffrn_source_voltage           50.0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.532
_exptl_absorpt_correction_T_max  0.7464
_exptl_absorpt_correction_T_min  0.6990
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
multi-scan from symmetry-related measurements (Blessing 1995)
SADABS (see _computing_data_reduction)
;
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.363
_exptl_crystal_description       block
_exptl_crystal_F_000             1400
_exptl_crystal_size_max          0.180
_exptl_crystal_size_mid          0.130
_exptl_crystal_size_min          0.130
_refine_diff_density_max         2.019
_refine_diff_density_min         -0.593
_refine_diff_density_rms         0.083
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.031
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     379
_refine_ls_number_reflns         11251
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.031
_refine_ls_R_factor_all          0.0431
_refine_ls_R_factor_gt           0.0316
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0351P)^2^+3.0643P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0746
_refine_ls_wR_factor_ref         0.0803
_reflns_Friedel_coverage         0.000
_reflns_number_gt                9509
_reflns_number_total             11251
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0sc06128j2.cif
_cod_data_source_block           ba_hw9
_cod_depositor_comments
'Adding full bibliography for 1560218--1560233.cif.'
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               1560228
_audit_block_refno               3254
_audit_block_usercomment         HW100
_shelx_estimated_absorpt_t_max   0.934
_shelx_estimated_absorpt_t_min   0.910
_shelxl_version_number           2018/3
_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:
 C15(H15), C18(H18), C21(H21), C24(H24)
2.b Me refined with riding coordinates:
 C22(H22A,H22B,H22C)
2.c Aromatic/amide H refined with riding coordinates:
 C4(H4), C5(H5), C6(H6), C7(H7), C11(H11), C12(H12), C13(H13), C14(H14)
2.d Idealised Me refined as rotating group:
 C16(H16A,H16B,H16C), C17(H17A,H17B,H17C), C19(H19A,H19B,H19C), C20(H20A,H20B,
 H20C), C23(H23A,H23B,H23C), C25(H25A,H25B,H25C), C26(H26A,H26B,H26C), C31(H31A,
 H31B,H31C), C52(H52A,H52B,H52C)
;
_shelx_res_checksum              6776