Trivalent scandium, yttrium and lanthanide complexes with thia-oxa and selena-oxa macrocycles and crown ether coordination.
Champion, Martin J. D.; Farina, Paolo; Levason, William; Reid, Gillian; Dalton transactions (Cambridge, England : 2003) 42 (2013) 13179–13189; doi:10.1039/c3dt51405f

data_7702902
_publ_section_title
;
 Trivalent scandium, yttrium and lanthanide complexes with thia-oxa and
 selena-oxa macrocycles and crown ether coordination.
;
_journal_issue                   36
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              13179
_journal_page_last               13189
_journal_paper_doi               10.1039/c3dt51405f
_journal_volume                  42
_journal_year                    2013
_chemical_formula_moiety         'C12 H24 I2 O4 S2 Sc 1+, I 1-, C2 H3 N'
_chemical_formula_sum            'C14 H27 I3 N O4 S2 Sc'
_chemical_formula_weight         763.15
_chemical_name_systematic
; 
 Diiodo(1,4,10,13-tetraoxa-7,16-dithiacyclooctadecane)scandium(III)
 iodide acetonitrile solvate 
;
_space_group_IT_number           62
_space_group_name_Hall           '-P 2ac 2n'
_space_group_name_H-M_alt        'P n m a'
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_H-M   'P n m a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2013-03-29
_audit_creation_method           'SHELXL-97 + hand edit'
_audit_update_record
; 2013-07-01. Revised refinement with C2 & C5 split into two
  components (A/B) with A the major component. M.Webster
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   15.2900(10)
_cell_length_b                   11.9434(8)
_cell_length_c                   14.4913(8)
_cell_measurement_reflns_used    19308
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      3.0
_cell_volume                     2646.3(3)
_computing_cell_refinement
'CrystalClear-SM Expert 2.0 r7 (Rigaku, 2011)'
_computing_data_collection
'CrystalClear-SM Expert 2.0 r7 (Rigaku, 2011)'
_computing_data_reduction
'CrystalClear-SM Expert 2.0 r7 (Rigaku, 2011)'
_computing_molecular_graphics    'ORTEP-III (Farrugia, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector                 'CCD plate'
_diffrn_detector_type            'Rigaku HG Saturn724+ (2x2 bin mode)'
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device       'Four-circle \k diffractometer'
_diffrn_measurement_device_type  'Rigaku AFC12 '
_diffrn_measurement_method       'Profile data from \w-scans'
_diffrn_radiation_collimation    'Confocal mirrors, VHF VariMax '
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0610
_diffrn_reflns_av_unetI/netI     0.0352
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            27320
_diffrn_reflns_theta_full        25.99
_diffrn_reflns_theta_max         25.99
_diffrn_reflns_theta_min         3.01
_diffrn_source                   'Rotating anode X-ray tube'
_diffrn_source_type              'Rigaku FR-E+ Superbright'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    3.951
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.785
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;Jacobson, R.A. (1998). REQAB. Private communication to the 
 Rigaku Corporation, Tokyo, Japan. 
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.915
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1448
_exptl_crystal_size_max          0.05
_exptl_crystal_size_mid          0.03
_exptl_crystal_size_min          0.02
_refine_diff_density_max         2.413
_refine_diff_density_min         -3.420
_refine_diff_density_rms         0.228
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.057
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     144
_refine_ls_number_reflns         2707
_refine_ls_number_restraints     8
_refine_ls_restrained_S_all      1.062
_refine_ls_R_factor_all          0.0997
_refine_ls_R_factor_gt           0.0741
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0878P)^2^+54.2563P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1876
_refine_ls_wR_factor_ref         0.2060
_reflns_number_gt                2022
_reflns_number_total             2707
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            c3dt51405f.txt
_cod_data_source_block           13paf155rtp
_cod_database_code               7702902