Persistent CH···π Interactions in Mefenamic Acid Complexes with Cyclic and Acyclic Amines
Fonari, Marina S.; Ganin, Eduard V.; Vologzhanina, Anna V.; Antipin, Mikhail Yu.; Kravtsov, Victor Ch.; Crystal Growth & Design 10 (2010) 3647–; doi:10.1021/cg100518b

data_4501826
_publ_section_title
;
 Persistent CH&#x00B7;&#x00B7;&#x00B7;\p Interactions in Mefenamic Acid
 Complexes with Cyclic and Acyclic Amines
;
_journal_issue                   8
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              3647
_journal_paper_doi               10.1021/cg100518b
_journal_volume                  10
_journal_year                    2010
_chemical_formula_moiety         'C8 H22 N4, 2(C15 H14 N O2), 2(H2 O)'
_chemical_formula_sum            'C38 H54 N6 O6'
_chemical_formula_weight         690.87
_chemical_name_common
; 
4,10-diaza-1,7-diazoniacyclododecane 
bis(mefenamate) dihydrate
;
_chemical_name_systematic
; 
4,10-diaza-1,7-diazoniacyclododecane 
bis{2-[(2,3-dimethylphenyl)amino]benzoate} dihydrate
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/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                 104.457(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   32.809(4)
_cell_length_b                   7.6594(10)
_cell_length_c                   29.684(4)
_cell_measurement_temperature    100(2)
_cell_volume                     7223.3(16)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SHELXTL'
_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      100(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scan'
_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  0.0563
_diffrn_reflns_av_sigmaI/netI    0.0537
_diffrn_reflns_limit_h_max       40
_diffrn_reflns_limit_h_min       -40
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       36
_diffrn_reflns_limit_l_min       -36
_diffrn_reflns_number            26893
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         1.66
_exptl_absorpt_coefficient_mu    0.087
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.271
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             2976
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.287
_refine_diff_density_min         -0.250
_refine_diff_density_rms         0.049
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.008
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     491
_refine_ls_number_reflns         7094
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.008
_refine_ls_R_factor_all          0.0829
_refine_ls_R_factor_gt           0.0545
_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^)+(0.0660P)^2^+2.2426P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1236
_refine_ls_wR_factor_ref         0.1354
_reflns_number_gt                5093
_reflns_number_total             7094
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg100518b_si_001.cif
_cod_data_source_block           m3msad
_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 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_cell_volume        7223.4(16)
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               4501826