Asymmetric Twisting and Chirality Probing Properties of Quadruple-Stranded Helicates: Coordination Versatility and Chirality Response of Na+, Ca2+, and La3+ Complexes with Octadentate Cyclen Ligand
Hitomi Misaki; Hiroyuki Miyake; Satoshi Shinoda; Hiroshi Tsukube; Inorganic Chemistry 48 (2009) 11921–11928; doi:10.1021/ic901496s

data_4303840
_publ_contact_author_address
;
Department of Chemistry
Graduate School of Science
Osaka City University
3-3-138 Sugimoto, Sumiyoshi-ku, 
Osaka 558-8585, Japan
;
_publ_contact_author_name        'Prof. Hiroshi Tsukube'
_publ_section_title
;
Asymmetric Twisting and Chirality Probing Properties of Quadruple-Stranded
Helicates: Coordination Versatility and Chirality Response of Na+, Ca2+,
and La3+ Complexes with Octadentate Cyclen Ligand
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              11921
_journal_page_last               11928
_journal_paper_doi               10.1021/ic901496s
_journal_volume                  48
_journal_year                    2009
_chemical_formula_moiety         'C49 H51 La N8 O, 2(I), 2(CH3OH)'
_chemical_formula_sum            'C51 H59 I2 La N8 O3'
_chemical_formula_weight         1224.77
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_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            8
_cell_length_a                   19.4769(11)
_cell_length_b                   21.8906(13)
_cell_length_c                   22.7715(15)
_cell_measurement_reflns_used    19496
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.4835
_cell_measurement_theta_min      4.0112
_cell_volume                     9708.9(10)
_computing_cell_refinement       'CrystalClear (Rigaku Corp., 2000)'
_computing_data_collection       'CrystalClear (Rigaku Corp., 2000)'
_computing_data_reduction        'CrystalClear (Rigaku Corp., 2000)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR97(Altomare, 1999)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.974
_diffrn_measured_fraction_theta_max 0.974
_diffrn_measurement_device
;
Mercury CCD (2x2 bin mode)
;
_diffrn_measurement_method       \w
_diffrn_radiation_detector       CCD
_diffrn_radiation_monochromator  'Graphite Monochromator'
_diffrn_radiation_source         'Rotating Anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71070
_diffrn_reflns_av_R_equivalents  0.0787
_diffrn_reflns_av_sigmaI/netI    0.0459
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -28
_diffrn_reflns_limit_l_max       29
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            70773
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         4.01
_exptl_absorpt_coefficient_mu    2.203
_exptl_absorpt_correction_T_max  0.8978
_exptl_absorpt_correction_T_min  0.6670
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(Jacobson, 1998)'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.676
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prism
_exptl_crystal_F_000             4864
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.05
_refine_diff_density_max         1.502
_refine_diff_density_min         -1.309
_refine_diff_density_rms         0.137
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.403
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     589
_refine_ls_number_reflns         10838
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.403
_refine_ls_R_factor_all          0.0791
_refine_ls_R_factor_gt           0.0722
_refine_ls_shift/su_max          0.020
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0000P)^2^+70.8802P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1195
_refine_ls_wR_factor_ref         0.1215
_reflns_number_gt                10265
_reflns_number_total             10838
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic901496s_si_002_3.cif
_cod_data_source_block           '[La(1)(CH3O)]I2(CH3OH)2'
_cod_depositor_comments
;
The following automatic conversions were performed:
'_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               4303840