Chiral molecular clips control orthogonal crystalline organization.
Chen, Yunfeng; She, Nengfang; Meng, Xianggao; Yin, Guodong; Wu, Anxin; Isaacs, Lyle; Organic letters 9 (2007) 1899–1902; doi:10.1021/ol0704340

data_1505370
_publ_section_title
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 Chiral molecular clips control orthogonal crystalline organization.
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_journal_issue                   10
_journal_name_full               'Organic letters'
_journal_page_first              1899
_journal_page_last               1902
_journal_paper_doi               10.1021/ol0704340
_journal_volume                  9
_journal_year                    2007
_chemical_formula_sum            'C32 H33 N5 O8'
_chemical_formula_weight         615.63
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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                 105.316(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.683(5)
_cell_length_b                   21.153(8)
_cell_length_c                   12.275(5)
_cell_measurement_reflns_used    2005
_cell_measurement_temperature    292(2)
_cell_measurement_theta_max      20.78
_cell_measurement_theta_min      2.27
_cell_volume                     3176(2)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      292(2)
_diffrn_measured_fraction_theta_full 0.978
_diffrn_measured_fraction_theta_max 0.978
_diffrn_measurement_device_type  'CCD area detector'
_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  0.0797
_diffrn_reflns_av_sigmaI/netI    0.1067
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            12423
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.92
_exptl_absorpt_coefficient_mu    0.094
_exptl_absorpt_correction_T_max  0.9814
_exptl_absorpt_correction_T_min  0.9723
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS, (Sheldrick, 2001)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.287
_exptl_crystal_density_meas      0
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1296
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.323
_refine_diff_density_min         -0.221
_refine_diff_density_rms         0.056
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.028
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     452
_refine_ls_number_reflns         5475
_refine_ls_number_restraints     60
_refine_ls_restrained_S_all      1.038
_refine_ls_R_factor_all          0.1520
_refine_ls_R_factor_gt           0.0769
_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^)+(0.1226P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2026
_refine_ls_wR_factor_ref         0.2328
_reflns_number_gt                3021
_reflns_number_total             5475
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol0704340si20070220_063540.cif
_cod_data_source_block           compound4
_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_values 1715 2011-07-08 13:25:40Z adriana 
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_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               1505370