The Intramolecular Rearrangement of Phosphinohydrazides [R'2P-NR-NR-M] →[RN=PR'2-NR-M]: General Rules and Exceptions. Transformations of Bulky Phosphinohydrazines (R-NH-N(PPh2)2, R =tBu, Ph2P)
Alexander N. Kornev; Vyacheslav V. Sushev; Yulia S. Panova; Natalia V. Belina; Olga V. Lukoyanova; Georgy K. Fukin; Sergey Y. Ketkov; Gleb A. Abakumov; Peter Lönnecke; Evamarie Hey-Hawkins; Inorganic Chemistry 51 (2012) 874–881; doi:10.1021/ic201617p

data_4327969
_publ_contact_author             G.K.Fukin
_publ_contact_author_email       gera@iomc.ras.ru
_publ_section_title
;
 The Intramolecular Rearrangement of Phosphinohydrazides [R'2P-NR-NR-M]
 \\rightarrow [RN=PR'2-NR-M]: General Rules and Exceptions.
 Transformations of Bulky Phosphinohydrazines (R-NH-N(PPh2)2, R =tBu,
 Ph2P)
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              874
_journal_page_last               881
_journal_paper_doi               10.1021/ic201617p
_journal_volume                  51
_journal_year                    2012
_chemical_formula_sum            'C48 H66 La N4 P3 Si4'
_chemical_formula_weight         1043.23
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     patt
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                86.3900(10)
_cell_angle_beta                 84.3270(10)
_cell_angle_gamma                63.1900(10)
_cell_formula_units_Z            2
_cell_length_a                   11.5932(4)
_cell_length_b                   12.2192(4)
_cell_length_c                   20.8318(6)
_cell_measurement_reflns_used    920
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      29
_cell_measurement_theta_min      2
_cell_volume                     2620.35(15)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SHELXTL'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.990
_diffrn_measured_fraction_theta_max 0.990
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0204
_diffrn_reflns_av_sigmaI/netI    0.0307
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            25274
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         2.33
_exptl_absorpt_coefficient_mu    1.034
_exptl_absorpt_correction_T_max  0.8604
_exptl_absorpt_correction_T_min  0.7822
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 1998)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.322
_exptl_crystal_description       prism
_exptl_crystal_F_000             1080
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.23
_exptl_crystal_size_min          0.15
_refine_diff_density_max         1.149
_refine_diff_density_min         -0.444
_refine_diff_density_rms         0.083
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.059
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     757
_refine_ls_number_reflns         11901
_refine_ls_number_restraints     9
_refine_ls_restrained_S_all      1.059
_refine_ls_R_factor_all          0.0374
_refine_ls_R_factor_gt           0.0305
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0408P)^2^+1.0232P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0718
_refine_ls_wR_factor_ref         0.0745
_reflns_number_gt                10504
_reflns_number_total             11901
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic201617p_si_002_4.cif
_cod_data_source_block           lapnm
_cod_database_code               4327969