Relaxed but Highly Compact Diansa Metallacyclophanes
Pau Farràs; Francesc Teixidor; Isabel Rojo; Raikko Kivekäs; Reijo Sillanpää; Patricia González-Cardoso; Clara Viñas; Journal of the American Chemical Society 133 (2011) 16537–16552; doi:10.1021/ja205850p

data_4106956
_publ_contact_author_address
; 
     Institute of Material Sciences
     Campus UAB
     E-08193 Bellaterra
     Spain
;
_publ_contact_author_email       clara@icmab.es
_publ_contact_author_fax         '+34 93 5805729'
_publ_contact_author_name        'Prof. Clara Vi\~nas'
_publ_contact_author_phone       '+34 93 5801853'
_publ_section_title
;
 Relaxed but Highly Compact Diansa Metallacyclophanes
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              16537
_journal_page_last               16552
_journal_paper_doi               10.1021/ja205850p
_journal_volume                  133
_journal_year                    2011
_chemical_formula_moiety         'C10 H25 B18 Co O P, C4 H12 N'
_chemical_formula_sum            'C14 H37 B18 Co N O P'
_chemical_formula_weight         519.93
_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                 103.017(18)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   21.886(5)
_cell_length_b                   13.965(5)
_cell_length_c                   18.903(3)
_cell_measurement_reflns_used    20
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      9.2
_cell_measurement_theta_min      5.6
_cell_volume                     5629(3)
_computing_cell_refinement
;MSC/AFC5S Diffractometer Control Software (Molecular Structure 
Corporation, 1995)
;
_computing_data_collection
;
MSC/AFC5S Diffractometer Control Software (Molecular Structure 
Corporation, 1995)
;
_computing_data_reduction        'teXsan for Windows (MSC, 1997)'
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR92 (Altomare, et. al. 1994)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device       'Rigaku AFC5S'
_diffrn_measurement_method       \w/2\q
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.0192
_diffrn_reflns_av_sigmaI/netI    0.0793
_diffrn_reflns_limit_h_max       26
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            5100
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.74
_diffrn_standards_decay_%        0.7
_diffrn_standards_interval_count 150
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.679
_exptl_absorpt_correction_T_max  0.885
_exptl_absorpt_correction_T_min  0.832
_exptl_absorpt_correction_type   psi-scan
_exptl_absorpt_process_details   '(North et al., 1968)'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.227
_exptl_crystal_description       plate
_exptl_crystal_F_000             2144
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.470
_refine_diff_density_min         -0.320
_refine_diff_density_rms         0.068
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.016
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     329
_refine_ls_number_reflns         4961
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.016
_refine_ls_R_factor_all          0.1228
_refine_ls_R_factor_gt           0.0505
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0563P)^2^+4.9395P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1151
_refine_ls_wR_factor_ref         0.1394
_reflns_number_gt                2873
_reflns_number_total             4961
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            ja205850p_si_001_1.cif
_cod_data_source_block           ir306_4
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               4106956