Solvate formation in lutidinium pamoate salts: a systematic study
Wahl, Helene; Haynes, Delia A.; le Roex, Tanya; CrystEngComm 13 (2011) 2227–; doi:10.1039/c0ce00528b

data_7205647
_publ_section_title
;
 Solvate formation in lutidinium pamoate salts: a systematic study
;
_journal_issue                   7
_journal_name_full               CrystEngComm
_journal_page_first              2227
_journal_paper_doi               10.1039/c0ce00528b
_journal_volume                  13
_journal_year                    2011
_chemical_formula_moiety         'C23 H16 O6, 2(C6 H7 N)'
_chemical_formula_sum            'C35 H30 N2 O6'
_chemical_formula_weight         574.61
_chemical_name_common            'bis(2-picoline) pamoaic acid co-crystal'
_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                 115.175(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   26.404(2)
_cell_length_b                   4.7782(4)
_cell_length_c                   24.059(2)
_cell_measurement_reflns_used    4010
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.368
_cell_measurement_theta_min      3.020
_cell_volume                     2747.0(4)
_computing_cell_refinement       'SAINT (Bruker, 2009)'
_computing_data_collection       'APEX2 (Bruker, 2009)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'SHELXS-97 (Sheldrick, 1990)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.935
_diffrn_measurement_device_type  'Bruker APEX CCD area-detector'
_diffrn_measurement_method       \w
_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  0.0292
_diffrn_reflns_av_sigmaI/netI    0.0240
_diffrn_reflns_limit_h_max       34
_diffrn_reflns_limit_h_min       -34
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       29
_diffrn_reflns_limit_l_min       -29
_diffrn_reflns_number            14659
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         28.02
_diffrn_reflns_theta_min         1.92
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.095
_exptl_absorpt_correction_T_max  0.9929
_exptl_absorpt_correction_T_min  0.9771
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2002)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.389
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1208
_exptl_crystal_size_max          0.24
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.276
_refine_diff_density_min         -0.257
_refine_diff_density_rms         0.046
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.020
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     208
_refine_ls_number_reflns         3113
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.020
_refine_ls_R_factor_all          0.0532
_refine_ls_R_factor_gt           0.0401
_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^)+(0.0462P)^2^+2.6911P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0970
_refine_ls_wR_factor_ref         0.1064
_reflns_number_gt                2450
_reflns_number_total             3113
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c0ce00528b.txt
_cod_data_source_block           1b
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               7205647