Carbonyl Olefination Using Readily Prepared Tungsten Metallacycles
Kapil S. Lokare; Aaron L. Odom; Inorganic Chemistry 47 (2008) 11191–11196; doi:10.1021/ic8014964

data_4306671
_publ_section_title
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Carbonyl Olefination Using Readily Prepared Tungsten Metallacycles
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_journal_name_full               'Inorganic Chemistry'
_journal_page_first              11191
_journal_page_last               11196
_journal_paper_doi               10.1021/ic8014964
_journal_volume                  47
_journal_year                    2008
_chemical_formula_moiety         'C44 H68 N2 O2 W'
_chemical_formula_sum            'C44 H68 N2 O2 W'
_chemical_formula_weight         840.85
_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   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                95.753(3)
_cell_angle_beta                 101.330(2)
_cell_angle_gamma                91.158(2)
_cell_formula_units_Z            2
_cell_length_a                   10.9969(16)
_cell_length_b                   12.9947(19)
_cell_length_c                   14.851(2)
_cell_measurement_reflns_used    972
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      45.24
_cell_measurement_theta_min      5.14
_cell_volume                     2068.7(5)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_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      173(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_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  0.0417
_diffrn_reflns_av_sigmaI/netI    0.0464
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            17986
_diffrn_reflns_theta_full        23.27
_diffrn_reflns_theta_max         23.27
_diffrn_reflns_theta_min         1.41
_exptl_absorpt_coefficient_mu    2.828
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.793604
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.350
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             872
_exptl_crystal_size_max          0.43
_exptl_crystal_size_mid          0.34
_exptl_crystal_size_min          0.30
_refine_diff_density_max         0.989
_refine_diff_density_min         -0.981
_refine_diff_density_rms         0.093
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.083
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     461
_refine_ls_number_reflns         5959
_refine_ls_number_restraints     69
_refine_ls_restrained_S_all      1.114
_refine_ls_R_factor_all          0.0411
_refine_ls_R_factor_gt           0.0284
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0288P)^2^+1.4366P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0618
_refine_ls_wR_factor_ref         0.0672
_reflns_number_gt                5094
_reflns_number_total             5959
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic8014964_si_002_1.cif
_cod_data_source_block           06007a
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

'_exptl_absorpt_correction_type' value 'Multi-scan' changed
to 'multi-scan' according to
'/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
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_cod_database_code               4306671