Robust R22(8) hydrogen bonded dimer for crystal engineering of glycoluril derivatives
Wang, Jungang; Xiang, Jiachen; Wu, Anxin; Meng, Xianggao; CrystEngComm 15 (2013) 10079–; doi:10.1039/c3ce41702f

data_7211450
_publ_section_title
;
 Robust R22(8) hydrogen bonded dimer for crystal engineering of glycoluril
 derivatives
;
_journal_issue                   46
_journal_name_full               CrystEngComm
_journal_page_first              10079
_journal_paper_doi               10.1039/c3ce41702f
_journal_volume                  15
_journal_year                    2013
_chemical_formula_sum            'C32 H28 N6 O7'
_chemical_formula_weight         608.60
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                82.9710(10)
_cell_angle_beta                 76.8020(10)
_cell_angle_gamma                76.4090(10)
_cell_formula_units_Z            2
_cell_length_a                   9.0028(7)
_cell_length_b                   12.1877(9)
_cell_length_c                   14.2782(10)
_cell_measurement_temperature    200(2)
_cell_volume                     1478.65(19)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      200(2)
_diffrn_measured_fraction_theta_full 0.984
_diffrn_measured_fraction_theta_max 0.984
_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  0.0288
_diffrn_reflns_av_sigmaI/netI    0.0246
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            28628
_diffrn_reflns_theta_full        25.65
_diffrn_reflns_theta_max         25.65
_diffrn_reflns_theta_min         1.47
_exptl_absorpt_coefficient_mu    0.099
_exptl_absorpt_correction_T_max  0.9902
_exptl_absorpt_correction_T_min  0.9776
_exptl_crystal_density_diffrn    1.367
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             636
_exptl_crystal_size_max          0.23
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.675
_refine_diff_density_min         -0.433
_refine_diff_density_rms         0.059
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.065
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     438
_refine_ls_number_reflns         5508
_refine_ls_number_restraints     4
_refine_ls_restrained_S_all      1.070
_refine_ls_R_factor_all          0.0817
_refine_ls_R_factor_gt           0.0622
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0804P)^2^+1.3732P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1621
_refine_ls_wR_factor_ref         0.1733
_reflns_number_gt                4341
_reflns_number_total             5508
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3ce41702f.txt
_cod_data_source_block           mo_111201g_0m
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7211450