A Scandium Complex Bearing Both Methylidene and Phosphinidene Ligands: Synthesis, Structure, and Reactivity
Zhou, Jiliang; Li, Tengfei; Maron, Laurent; Leng, Xuebing; Chen, Yaofeng; Organometallics 34 (2015) 470–; doi:10.1021/om500997j

data_4085176
_publ_section_title
;
 A Scandium Complex Bearing Both Methylidene and Phosphinidene Ligands:
 Synthesis, Structure, and Reactivity
;
_journal_issue                   2
_journal_name_full               Organometallics
_journal_page_first              470
_journal_paper_doi               10.1021/om500997j
_journal_volume                  34
_journal_year                    2015
_chemical_formula_sum            'C53 H77 N2 P2 Sc'
_chemical_formula_weight         849.07
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 91.412(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.026(5)
_cell_length_b                   19.759(8)
_cell_length_c                   20.811(8)
_cell_measurement_reflns_used    1372
_cell_measurement_temperature    140(2)
_cell_measurement_theta_max      21.10
_cell_measurement_theta_min      2.21
_cell_volume                     4944(3)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      140(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w 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  0.2299
_diffrn_reflns_av_sigmaI/netI    0.2567
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            25118
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.42
_exptl_absorpt_coefficient_mu    0.249
_exptl_absorpt_correction_T_max  0.9926
_exptl_absorpt_correction_T_min  0.9519
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.141
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1840
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.03
_refine_diff_density_max         0.575
_refine_diff_density_min         -0.577
_refine_diff_density_rms         0.102
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.941
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     541
_refine_ls_number_reflns         8649
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.941
_refine_ls_R_factor_all          0.2343
_refine_ls_R_factor_gt           0.0893
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1364P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2086
_refine_ls_wR_factor_ref         0.2984
_reflns_number_gt                3312
_reflns_number_total             8649
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om500997j_si_002.cif
_cod_data_source_block           mo_dm13304_0m
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/home/saulius/struct/COD-crude-data--automatic-downloads/rss-feeds/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2935 2014-11-11 08:27:57Z andrius 

 Adding full bibliography for 4085175--4085180.cif.
;
_cod_original_cell_volume        4943(3)
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               4085176