Lithium Furyl and Pyridyl Amidinates as Building Blocks in Coordination Polymers, Ladder and Cage Structures
Sinai Aharonovich; Mark Botoshanski; Ziv Rabinovich; Robert M. Waymouth; Moris S. Eisen; Inorganic Chemistry 49 (2010) 1220–1229; doi:10.1021/ic902183c

data_4314728
_publ_section_title
;
 Lithium Furyl and Pyridyl Amidinates as Building Blocks in Coordination
 Polymers, Ladder and Cage Structures
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              1220
_journal_page_last               1229
_journal_paper_doi               10.1021/ic902183c
_journal_volume                  49
_journal_year                    2010
_chemical_formula_moiety         'C30 H60 Li2 N8 Si4'
_chemical_formula_sum            'C30 H60 Li2 N8 Si4'
_chemical_formula_weight         659.10
_chemical_name_common            complex7
_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                   16.871(3)
_cell_length_b                   19.993(4)
_cell_length_c                   25.895(5)
_cell_measurement_reflns_used    39537
_cell_measurement_temperature    230.0(1)
_cell_measurement_theta_max      23.73
_cell_measurement_theta_min      1.57
_cell_volume                     8734(3)
_computing_cell_refinement       'HKL Scalepack (Otwinowski & Minor 1997)'
_computing_data_collection       'Nonius (1997), KappaCCD Collect Program'
_computing_data_reduction
;
HKL Denzo and Scalepack (Otwinowski & Minor 1997)
;
_computing_molecular_graphics
;
Molecular Structure Corporation (1999). 
ORTEP. TEXRAY Structure Analysis Package. 
MSC, 3200 Research Forest Drive, The 
Woodlands,TX 77381, USA.
;
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution
;
S.Mackay, C.J.Gilmore, C.Edwards, M. Tremayne, N. Stuart, K.Shankland 
"maXus": a computer program for the solution and refinement of crystal 
structures from diffraction data University of Glasgow, Scotland, UK, 
Nonius BV, Delft, The Netherlands and MacScience Co. Ltd.,
Yokohama, Japan (1998)
;
_diffrn_ambient_temperature      230.0(1)
_diffrn_measured_fraction_theta_full 0.982
_diffrn_measured_fraction_theta_max 0.982
_diffrn_measurement_device_type  'Nonius KappaCCD'
_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  0.0000
_diffrn_reflns_av_sigmaI/netI    0.0566
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       29
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            6526
_diffrn_reflns_theta_full        23.73
_diffrn_reflns_theta_max         23.73
_diffrn_reflns_theta_min         1.57
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.163
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.002
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             2864
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.09
_refine_diff_density_max         0.500
_refine_diff_density_min         -0.612
_refine_diff_density_rms         0.048
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.062
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     416
_refine_ls_number_reflns         6526
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.062
_refine_ls_R_factor_all          0.1121
_refine_ls_R_factor_gt           0.0632
_refine_ls_shift/su_max          0.022
_refine_ls_shift/su_mean         0.003
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0981P)^2^+2.9005P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1687
_refine_ls_wR_factor_ref         0.1917
_reflns_number_gt                4045
_reflns_number_total             6526
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic902183c_si_001_4.cif
_cod_data_source_block           complex7
_cod_database_code               4314728