Synthesis, Structure, and Reactivity of Rare-Earth Metallocene η3-Propargyl/Allenyl Complexes
Quiroga Norambuena, Victor F.; Heeres, André; Heeres, Hero J.; Meetsma, Auke; Teuben, Jan H.; Hessen, Bart; Organometallics 27 (2008) 5672–; doi:10.1021/om800547n

data_4072050
_publ_section_title
;
 Synthesis, Structure, and Reactivity of Rare-Earth Metallocene
 \h3-Propargyl/Allenyl Complexes
;
_journal_issue                   21
_journal_name_full               Organometallics
_journal_page_first              5672
_journal_paper_doi               10.1021/om800547n
_journal_volume                  27
_journal_year                    2008
_chemical_compound_source        'see text'
_chemical_formula_moiety         'C29 H37 La'
_chemical_formula_sum            'C29 H37 La'
_chemical_formula_weight         524.52
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           33
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2c -2n'
_symmetry_space_group_name_H-M   'P n a 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     heavy
_atom_sites_solution_secondary   direct
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   20.064(1)
_cell_length_b                   10.051(2)
_cell_length_c                   12.233(3)
_cell_measurement_reflns_used    5525
_cell_measurement_temperature    100(1)
_cell_measurement_theta_max      27.50
_cell_measurement_theta_min      2.27
_cell_volume                     2466.9(8)
_computing_cell_refinement       'SAINT, Bruker Version 6.02A, 2000'
_computing_data_collection       'SMART, Bruker Version 5.624, 2001'
_computing_data_reduction        'XPREP, Bruker Version 5.1/NT, 2000'
_computing_molecular_graphics
;
 PLUTO (Meetsma, 2001) 
 PLATON (Spek, 1994)
;
_computing_publication_material
;
 PLATON (Spek, 1990)
 SHELXL (Sheldrick, 1997)
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution
;
 DIRDIF-99 (Beurskens et al., 1999)
;
_diffrn_ambient_temperature      100(1)
_diffrn_detector_area_resol_mean 66.06
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type
;
  Bruker Smart Apex 
;
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_detector
;
  CCD area-detector
;
_diffrn_radiation_monochromator  'parallel mounted graphite'
_diffrn_radiation_source         'fine focus sealed Siemens Mo tube '
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0714
_diffrn_reflns_av_sigmaI/netI    0.1039
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            14245
_diffrn_reflns_reduction_process
;
 Intensity data were corrected for Lorentz and polarization
  effects, decay and absorption and reduced to F~o~^2^
  using SAINT (Bruker, 2000) and SADABS (Sheldrick, 2001)
;
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         2.27
_exptl_absorpt_coefficient_mu    1.744
_exptl_absorpt_correction_T_max  0.9179
_exptl_absorpt_correction_T_min  0.7442
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS, Sheldrick, Bruker, 2000))'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.412
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             1072
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.05
_refine_diff_density_max         1.337
_refine_diff_density_min         -1.513
_refine_diff_density_rms         0.127
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.02(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.025
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     276
_refine_ls_number_reflns         5124
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.025
_refine_ls_R_factor_all          0.0768
_refine_ls_R_factor_gt           0.0463
_refine_ls_shift/su_max          0.016
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0P)^2^+0.0P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0891
_refine_ls_wR_factor_ref         0.0990
_reflns_number_gt                3826
_reflns_number_total             5124
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om800547n_si_002.cif
_cod_data_source_block           c29h37la
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' 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_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_database_code               4072050
_vrn_publ_code_frame_time        10.0
_vrn_publ_code_meas_time         8.0