N^N <i>vs.</i> N^E (E = S or Se) coordination behavior of imino-phosphanamidinate chalcogenide ligands towards aluminum alkyls: efficient hydroboration catalysis of nitriles, alkynes, and alkenes.
Karmakar, Himadri; Kumar, Ravi; Sharma, Jyoti; Bag, Jayanta; Pal, Kuntal; Panda, Tarun K.; Chandrasekhar, Vadapalli; Dalton transactions (Cambridge, England : 2003)  (2023) –; doi:10.1039/d3dt00038a

data_7712639
_publ_section_title
;
 N^N <i>vs.</i> N^E (E = S or Se) coordination behavior of
 imino-phosphanamidinate chalcogenide ligands towards aluminum alkyls:
 efficient hydroboration catalysis of nitriles, alkynes, and alkenes.
;
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_paper_doi               10.1039/d3dt00038a
_journal_year                    2023
_chemical_formula_moiety         'C39 H47 N4 P Se'
_chemical_formula_sum            'C39 H47 N4 P Se'
_chemical_formula_weight         681.73
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     iterative
_audit_creation_date             2023-01-28
_audit_creation_method
;
Olex2 1.3
(compiled 2020.11.12 svn.r5f609507 for OlexSys, GUI svn.r6408)
;
_audit_update_record
;
2023-02-09 deposited with the CCDC.	2023-02-20 downloaded from the CCDC.
;
_cell_angle_alpha                94.188(2)
_cell_angle_beta                 101.343(2)
_cell_angle_gamma                104.459(2)
_cell_formula_units_Z            2
_cell_length_a                   8.5632(2)
_cell_length_b                   12.1933(3)
_cell_length_c                   18.6985(4)
_cell_measurement_reflns_used    13022
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.9520
_cell_measurement_theta_min      3.0070
_cell_volume                     1838.21(8)
_computing_cell_refinement       'CrysAlisPro 1.171.39.29d (Rigaku OD, 2017)'
_computing_data_collection       'CrysAlisPro 1.171.39.29d (Rigaku OD, 2017)'
_computing_data_reduction        'CrysAlisPro 1.171.39.29d (Rigaku OD, 2017)'
_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    'olex2.solve 1.3 (Bourhis et al., 2015)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.875
_diffrn_measurement_device_type  'Enhance (Mo) X-ray Source'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0702
_diffrn_reflns_av_unetI/netI     0.0664
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.875
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            34496
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.875
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.890
_diffrn_reflns_theta_min         2.654
_exptl_absorpt_coefficient_mu    1.096
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.69716
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.232
_exptl_crystal_description       block
_exptl_crystal_F_000             716
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.21
_refine_diff_density_max         0.467
_refine_diff_density_min         -0.464
_refine_diff_density_rms         0.062
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.037
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     426
_refine_ls_number_reflns         8478
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.038
_refine_ls_R_factor_all          0.0820
_refine_ls_R_factor_gt           0.0502
_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^)+(0.0540P)^2^+0.3907P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1069
_refine_ls_wR_factor_ref         0.1150
_reflns_Friedel_coverage         0.000
_reflns_number_gt                6021
_reflns_number_total             8478
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d3dt00038a2.cif
_cod_data_source_block           3b
_cod_database_code               7712639
_shelx_shelxl_version_number     2016/6
_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. Restrained distances
 H1-N1
 0.96 with sigma of 0.02
3. Uiso/Uaniso restraints and constraints
Uanis(C8) = Uanis(C9) = Uanis(C42)
Uanis(C10) = Uanis(C11) = Uanis(C40) = Uanis(C41)
4. Others
 Fixed Sof: H7A(0.5) C9(0.5) H9A(0.5) H9B(0.5) H9C(0.5) H10(0.5) C11(0.5)
 H11A(0.5) H11B(0.5) H11C(0.5) C12(0.5) H12A(0.5) H12B(0.5) H12C(0.5) C40(0.5)
 H40A(0.5) H40B(0.5) H40C(0.5) C41(0.5) H41A(0.5) H41B(0.5) H41C(0.5) C42(0.5)
 H42A(0.5) H42B(0.5) H42C(0.5) H7B(0.5) H10A(0.5)
5.a Ternary CH refined with riding coordinates:
 C7(H7A), C10(H10)
5.b Aromatic/amide H refined with riding coordinates:
 C3(H3), C4(H4), C5(H5), C14(H14), C15(H15), C18(H18), C20(H20), C27(H27),
 C29(H29), C35(H35), C36(H36), C37(H37), C38(H38), C39(H39)
5.c Idealised Me refined as rotating group:
 C8(H8A,H8B,H8C), C9(H9A,H9B,H9C), C11(H11A,H11B,H11C), C12(H12A,H12B,H12C),
 C22(H22A,H22B,H22C), C23(H23A,H23B,H23C), C24(H24A,H24B,H24C), C31(H31A,H31B,
 H31C), C32(H32A,H32B,H32C), C33(H33A,H33B,H33C), C40(H40A,H40B,H40C), C41(H41A,
 H41B,H41C), C42(H42A,H42B,H42C)
;
_shelx_res_checksum              16300
_olex2_submission_special_instructions 'No special instructions were received'