Rare-earth metal hydroxylamide complexes
Venugopal, Ajay; Hepp, Alexander; Pape, Tania; Mix, Andreas; Mitzel, Norbert W.; Dalton Transactions  (2008) 6628–6633; doi:10.1039/b810234a

data_7004685
_publ_section_title
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 Rare-earth metal hydroxylamide complexes
;
_journal_issue                   46
_journal_name_full               'Dalton Transactions'
_journal_page_first              6628
_journal_page_last               6633
_journal_paper_doi               10.1039/b810234a
_journal_year                    2008
_chemical_formula_sum            'C48 H48 N2 O2 Sm2'
_chemical_formula_weight         985.58
_chemical_name_systematic
;
?
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 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                 123.722(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   42.893(9)
_cell_length_b                   8.9932(19)
_cell_length_c                   25.253(5)
_cell_measurement_reflns_used    900
_cell_measurement_temperature    153(2)
_cell_measurement_theta_max      22.5
_cell_measurement_theta_min      1
_cell_volume                     8102(3)
_computing_cell_refinement       'SAINT (Bruker AXS, 2000)'
_computing_data_collection       'SMART (Bruker AXS, 2000)'
_computing_data_reduction        'SAINT,SADABS (Bruker AXS, 2000)'
_computing_molecular_graphics
;
ORTEP3,L.J. Farrugia, J. Appl. Cryst. (1997) 30, 565
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      153(2)
_diffrn_detector_area_resol_mean 80
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'Omega and Phi scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0519
_diffrn_reflns_av_sigmaI/netI    0.0495
_diffrn_reflns_limit_h_max       60
_diffrn_reflns_limit_h_min       -60
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       35
_diffrn_reflns_limit_l_min       -35
_diffrn_reflns_number            45837
_diffrn_reflns_theta_full        30.05
_diffrn_reflns_theta_max         30.05
_diffrn_reflns_theta_min         1.14
_exptl_absorpt_coefficient_mu    2.911
_exptl_absorpt_correction_T_max  0.8924
_exptl_absorpt_correction_T_min  0.6223
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
Corrections were done with the SADABS program, utilizing the none merged
raw data obtained from the integration process. Integration and final cell
refinement were done with SAINT.

SADABS reports ratio of Tmin/Tmax = 0.829887

;
_exptl_crystal_colour            'pale yellow'
_exptl_crystal_density_diffrn    1.616
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'transparent prism'
_exptl_crystal_F_000             3920
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.04
_refine_diff_density_max         1.501
_refine_diff_density_min         -0.981
_refine_diff_density_rms         0.125
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.044
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_parameters     487
_refine_ls_number_reflns         11847
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.044
_refine_ls_R_factor_all          0.0509
_refine_ls_R_factor_gt           0.0374
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0309P)^2^+7.9341P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0747
_refine_ls_wR_factor_ref         0.0787
_reflns_number_gt                9869
_reflns_number_total             11847
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b810234a.txt
_cod_data_source_block           2b
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               7004685