Migratory Insertion of an Isocyanide into 1-Zirconacyclopent-3-ynes
Bach, Marc A.; Beweries, Torsten; Burlakov, Vladimir V.; Arndt, Perdita; Baumann, Wolfgang; Spannenberg, Anke; Rosenthal, Uwe; Organometallics 26 (2007) 4592–; doi:10.1021/om700324k

data_4073435
_publ_section_title
;
 Migratory Insertion of an Isocyanide into 1-Zirconacyclopent-3-ynes
;
_journal_issue                   18
_journal_name_full               Organometallics
_journal_page_first              4592
_journal_paper_doi               10.1021/om700324k
_journal_volume                  26
_journal_year                    2007
_chemical_formula_sum            'C32 H48 N2 Zr'
_chemical_formula_weight         551.94
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   20.632(4)
_cell_length_b                   12.178(2)
_cell_length_c                   11.572(2)
_cell_measurement_reflns_used    all
_cell_measurement_temperature    200(2)
_cell_volume                     2907.5(9)
_computing_data_collection       STOE-X-AREA
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      200(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'STOE-IPDS II'
_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  0.0791
_diffrn_reflns_av_sigmaI/netI    0.0680
_diffrn_reflns_limit_h_max       26
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            45601
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         1.94
_exptl_absorpt_coefficient_mu    0.400
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.261
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1176
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.537
_refine_diff_density_min         -0.615
_refine_diff_density_rms         0.053
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.00(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.871
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     330
_refine_ls_number_reflns         6664
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.871
_refine_ls_R_factor_all          0.0516
_refine_ls_R_factor_gt           0.0323
_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^)+(0.0186P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0524
_refine_ls_wR_factor_ref         0.0552
_reflns_number_gt                5005
_reflns_number_total             6664
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om700324k_3.cif
_cod_data_source_block           ks498ch
_cod_original_cell_volume        2907.6(10)
_cod_original_sg_symbol_H-M      P2(1)2(1)2(1)
_cod_database_code               4073435