Two-Dimensional Organic Brick-Wall Layers as Hosts for the Inclusion and Study of Aromatics Ensembles: Acid−Pyridine and Acid−Carbonyl Synthons for Multicomponent Materials
Santra, Ramkinkar; Biradha, Kumar; Crystal Growth & Design 9 (2009) 4969–; doi:10.1021/cg900759e

data_4509740
_publ_section_title
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 Two-Dimensional Organic Brick-Wall Layers as Hosts for the Inclusion and
 Study of Aromatics Ensembles: Acid&#x2212;Pyridine and
 Acid&#x2212;Carbonyl Synthons for Multicomponent Materials
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_journal_issue                   11
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              4969
_journal_paper_doi               10.1021/cg900759e
_journal_volume                  9
_journal_year                    2009
_chemical_formula_sum            'C37 H32 N2 O7'
_chemical_formula_weight         616.65
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           11
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yb'
_symmetry_space_group_name_H-M   'P 1 21/m 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                 104.890(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   14.198(3)
_cell_length_b                   6.8688(17)
_cell_length_c                   17.257(4)
_cell_measurement_reflns_used    3477
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      26.26
_cell_measurement_theta_min      1.48
_cell_volume                     1626.4(7)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.970
_diffrn_measured_fraction_theta_max 0.970
_diffrn_measurement_device_type  'Bruker CCD APEX-2'
_diffrn_measurement_method       hemisphere
_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  0.0776
_diffrn_reflns_av_sigmaI/netI    0.0642
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            19944
_diffrn_reflns_theta_full        26.26
_diffrn_reflns_theta_max         26.26
_diffrn_reflns_theta_min         1.48
_exptl_absorpt_coefficient_mu    0.088
_exptl_absorpt_correction_T_max  0.991
_exptl_absorpt_correction_T_min  0.985
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.259
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'rectangular blocks'
_exptl_crystal_F_000             648
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.325
_refine_diff_density_min         -0.361
_refine_diff_density_rms         0.061
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.121
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     226
_refine_ls_number_reflns         3477
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.121
_refine_ls_R_factor_all          0.1185
_refine_ls_R_factor_gt           0.0738
_refine_ls_shift/su_max          0.108
_refine_ls_shift/su_mean         0.004
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1000P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1957
_refine_ls_wR_factor_ref         0.2114
_reflns_number_gt                1907
_reflns_number_total             3477
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg900759esup1.cif
_cod_data_source_block           7
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
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_cod_original_sg_symbol_H-M      P2(1)/m
_cod_database_code               4509740