New [4.4]Cyclophanes: Molecular Parallelograms, Triangles, Rhombuses, Pentagons, and Supramolecular Constructions
Niculina Bogdan; Eric Condamine; Loïc Toupet; Yvan Ramondenc; Elena Bogdan; Ion Grosu; Journal of Organic Chemistry 73 (2008) 5831–5838; doi:10.1021/jo8006489

data_4023573
_publ_section_title
;
 New [4.4]Cyclophanes: Molecular Parallelograms, Triangles,
 Rhombuses, Pentagons, and Supramolecular Constructions
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              5831
_journal_page_last               5838
_journal_paper_doi               10.1021/jo8006489
_journal_volume                  73
_journal_year                    2008
_chemical_formula_sum            'C28 H32 O8'
_chemical_formula_weight         496.54
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 100.287(1)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.8097(5)
_cell_length_b                   13.1636(6)
_cell_length_c                   18.3429(9)
_cell_measurement_temperature    120(1)
_cell_volume                     2568.1(2)
_computing_cell_refinement       'Bruker AXS, 2003'
_computing_data_collection       'Bruker AXS, 2003'
_computing_data_reduction        'Bruker AXS, 2003'
_computing_molecular_graphics    'PLATON_(Spek, 1998)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR-97_(Altomare & al., 1998)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 19.24
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  X8-APEX
_diffrn_measurement_method       'Area detector scans (see text)'
_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  0.0426
_diffrn_reflns_av_sigmaI/netI    0.0310
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            33878
_diffrn_reflns_theta_full        27.81
_diffrn_reflns_theta_max         27.81
_diffrn_reflns_theta_min         1.91
_exptl_absorpt_coefficient_mu    0.094
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.284
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1056
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.354
_refine_diff_density_min         -0.237
_refine_diff_density_rms         0.045
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.009
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     325
_refine_ls_number_reflns         6067
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.009
_refine_ls_R_factor_all          0.0564
_refine_ls_R_factor_gt           0.0391
_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^)+(0.0540P)^2^+0.9392P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0988
_refine_ls_wR_factor_ref         0.1100
_reflns_number_gt                4718
_reflns_number_total             6067
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo8006489-File002.cif
_cod_data_source_block           nbm7f2
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
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 
;
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               4023573