Shape and size mimicry in the design of ternary molecular solids: towards a robust strategy for crystal engineering
Srinu Tothadi; Arijit Mukherjee; Gautam R. Desiraju; Chem.Commun. 47 (2011) 12080–; doi:10.1039/c1cc14567c

data_7107010
_publ_section_title
;
 Shape and size mimicry in the design of ternary molecular solids: towards
 a robust strategy for crystal engineering
;
_journal_name_full               Chem.Commun.
_journal_page_first              12080
_journal_paper_doi               10.1039/c1cc14567c
_journal_volume                  47
_journal_year                    2011
_chemical_formula_sum            'C36 H34 N2 O4'
_chemical_formula_weight         558.65
_chemical_name_systematic
;
?
;
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 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                 95.170(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   7.737(4)
_cell_length_b                   19.791(10)
_cell_length_c                   9.508(5)
_cell_measurement_reflns_used    4177
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      2.1
_cell_volume                     1450.0(13)
_computing_cell_refinement
'CrystalClear-SM Expert 2.0 rc14 (Rigaku, 2009)'
_computing_data_collection
'CrystalClear-SM Expert 2.0 rc14 (Rigaku, 2009)'
_computing_data_reduction
'CrystalClear-SM Expert 2.0 rc14 (Rigaku, 2009)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device       'XtaLABmini: Fixed Chi 2 circle'
_diffrn_measurement_device_type  'Rigaku Mercury375R (2x2 bin mode)'
_diffrn_measurement_method       'profile data from \w-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  0.0597
_diffrn_reflns_av_sigmaI/netI    0.0569
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            15099
_diffrn_reflns_theta_full        27.51
_diffrn_reflns_theta_max         27.51
_diffrn_reflns_theta_min         2.06
_exptl_absorpt_coefficient_mu    0.083
_exptl_absorpt_correction_T_max  0.9917
_exptl_absorpt_correction_T_min  0.9754
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Jacobson, R. (1998) Private communication'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.280
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             592
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.609
_refine_diff_density_min         -0.377
_refine_diff_density_rms         0.053
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.7(12)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.054
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     434
_refine_ls_number_reflns         6630
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.053
_refine_ls_R_factor_all          0.0616
_refine_ls_R_factor_gt           0.0570
_refine_ls_shift/su_max          0.029
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0818P)^2^+0.3795P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1537
_refine_ls_wR_factor_ref         0.1620
_reflns_number_gt                6082
_reflns_number_total             6630
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            c1cc14567c.txt
_cod_data_source_block           datam
_cod_original_sg_symbol_H-M      'P 21'
_cod_database_code               7107010