Synthesis and reactivity of asymmetric Cr(I) dinitrogen complexes supported by cyclopentadienyl-phosphine ligands
Li, Jiapeng; Yin, Jianhao; Wang, Gao-Xiang; Yin, Zhu-Bao; Zhang, Wen-Xiong; Xi, Zhenfeng; Chemical Communications  (2019) –; doi:10.1039/C9CC02960E

data_7123885
_publ_section_title
;
 Synthesis and reactivity of asymmetric Cr(I) dinitrogen complexes
 supported by cyclopentadienyl-phosphine ligands
;
_journal_name_full               'Chemical Communications'
_journal_paper_doi               10.1039/C9CC02960E
_journal_year                    2019
_chemical_formula_moiety         'C52 H80 Cr2 N4 P2'
_chemical_formula_sum            'C52 H80 Cr2 N4 P2'
_chemical_formula_weight         927.14
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2018-04-02
_audit_creation_method
;
Olex2 1.2
(compiled 2017.08.10 svn.r3458 for OlexSys, GUI svn.r5381)
;
_audit_update_record
;
2018-08-08 deposited with the CCDC.    2019-07-17 downloaded from the CCDC.
;
_cell_angle_alpha                95.386(2)
_cell_angle_beta                 98.078(2)
_cell_angle_gamma                95.760(2)
_cell_formula_units_Z            2
_cell_length_a                   11.0838(3)
_cell_length_b                   13.0546(3)
_cell_length_c                   18.0075(4)
_cell_measurement_reflns_used    16464
_cell_measurement_temperature    180.00(10)
_cell_measurement_theta_max      30.0280
_cell_measurement_theta_min      3.7640
_cell_volume                     2551.25(11)
_computing_cell_refinement       'CrysAlisPro 1.171.39.33c (Rigaku OD, 2017)'
_computing_data_collection       'CrysAlisPro 1.171.39.33c (Rigaku OD, 2017)'
_computing_data_reduction        'CrysAlisPro 1.171.39.33c (Rigaku OD, 2017)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_environment      N~2~
_diffrn_ambient_temperature      180.00(10)
_diffrn_detector                 'CCD plate'
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_details
;
List of Runs (angles in degrees, time in seconds):

  # Type    Start    End  Width  t~exp~   \w     \q     \k     \f   Frames
  1  \w     60.00  86.00   0.50    3.89    --   -1.60  19.00-150.00   52
  2  \w    -45.00   8.00   0.50    3.89    --   -1.60 -77.00  30.00  106
  3  \w     -3.00  31.00   0.50    3.89    --   -1.60 -82.00   0.00   68
  4  \w    -91.00 -45.00   0.50    3.89    --   -1.60 -57.00 -90.00   92
  5  \w    -27.00  11.00   0.50    3.89    --   -1.60 -57.00 -90.00   76
  6  \w    -11.00  70.00   0.50    3.89    --    1.90  57.00-120.00  162
  7  \w     -7.00  75.00   0.50    3.89    --    1.90  38.00 150.00  164
  8  \w    -20.00  46.00   0.50    3.89    --    1.90  57.00  60.00  132
  9  \w    -10.00  61.00   0.50    3.89    --    1.90  19.00  30.00  142
;
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'XtaLAB AFC12 (RINC): Kappa single'
_diffrn_measurement_method       '\w scans'
_diffrn_orient_matrix_type
'CrysAlisPro convention (1999,Acta A55,543-557)'
_diffrn_orient_matrix_UB_11      -0.0251911000
_diffrn_orient_matrix_UB_12      0.0461564000
_diffrn_orient_matrix_UB_13      -0.0084310000
_diffrn_orient_matrix_UB_21      -0.0528370000
_diffrn_orient_matrix_UB_22      -0.0164273000
_diffrn_orient_matrix_UB_23      0.0158091000
_diffrn_orient_matrix_UB_31      0.0284191000
_diffrn_orient_matrix_UB_32      0.0248622000
_diffrn_orient_matrix_UB_33      0.0357909000
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0316
_diffrn_reflns_av_unetI/netI     0.0274
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.996
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            48986
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.996
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.483
_diffrn_reflns_theta_min         3.632
_diffrn_source                   'Rotating-anode X-ray tube'
_diffrn_source_type              'Rigaku (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    0.526
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.94016
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.39.33c (Rigaku Oxford Diffraction, 2017)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            'clear dark red'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_modifier   dark
_exptl_crystal_colour_primary    red
_exptl_crystal_density_diffrn    1.207
_exptl_crystal_description       block
_exptl_crystal_F_000             996
_exptl_crystal_size_max          0.1
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.334
_refine_diff_density_min         -0.272
_refine_diff_density_rms         0.045
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.018
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     557
_refine_ls_number_reflns         11667
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.018
_refine_ls_R_factor_all          0.0388
_refine_ls_R_factor_gt           0.0313
_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^)+(0.0334P)^2^+1.2647P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0764
_refine_ls_wR_factor_ref         0.0793
_reflns_Friedel_coverage         0.000
_reflns_number_gt                10055
_reflns_number_total             11667
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9cc02960e2.cif
_cod_data_source_block           exp_1348
_cod_original_cell_volume        2551.24(11)
_cod_database_code               7123885
_shelx_shelxl_version_number     2017/1
_chemical_oxdiff_formula         'Cr Cl C H P N'
_shelx_estimated_absorpt_t_max   0.949
_shelx_estimated_absorpt_t_min   0.949
_reflns_odcompleteness_completeness 99.65
_reflns_odcompleteness_iscentric 1
_reflns_odcompleteness_theta     27.42
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Ternary CH refined with riding coordinates:
 C14(H14), C17(H17), C40(H40), C43(H43)
2.b Secondary CH2 refined with riding coordinates:
 C7(H7A,H7B), C19(H19A,H19B), C21(H21A,H21B), C23(H23A,H23B), C25(H25A,H25B),
 C33(H33A,H33B), C45(H45A,H45B), C47(H47A,H47B), C49(H49A,H49B), C51(H51A,H51B)
2.c Aromatic/amide H refined with riding coordinates:
 C2(H2), C3(H3), C4(H4), C5(H5), C28(H28), C29(H29), C30(H30), C31(H31)
2.d Idealised Me refined as rotating group:
 C13(H13A,H13B,H13C), C15(H15A,H15B,H15C), C16(H16A,H16B,H16C), C18(H18A,H18B,
 H18C), C20(H20A,H20B,H20C), C22(H22A,H22B,H22C), C24(H24A,H24B,H24C), C26(H26A,
 H26B,H26C), C39(H39A,H39B,H39C), C41(H41A,H41B,H41C), C42(H42A,H42B,H42C),
 C44(H44A,H44B,H44C), C46(H46A,H46B,H46C), C48(H48A,H48B,H48C), C50(H50A,H50B,
 H50C), C52(H52A,H52B,H52C)
;
_olex2_submission_special_instructions 'No special instructions were received'
_oxdiff_exptl_absorpt_empirical_details
;
Empirical correction (ABSPACK) includes:
- Absorption correction using spherical harmonics
- Frame scaling
;
_oxdiff_exptl_absorpt_empirical_full_max 1.272
_oxdiff_exptl_absorpt_empirical_full_min 0.786