Packing motifs in organic ammonium carboxylate salts: extension of the ring-stacking and ring-laddering concepts
Odendal, James A.; Bruce, Jocelyn C.; Koch, Klaus R.; Haynes, Delia A.; CrystEngComm 12 (2010) 2398–; doi:10.1039/c000922a

data_7212492
_publ_section_title
;
 Packing motifs in organic ammonium carboxylate salts: extension of the
 ring-stacking and ring-laddering concepts
;
_journal_issue                   8
_journal_name_full               CrystEngComm
_journal_page_first              2398
_journal_paper_doi               10.1039/c000922a
_journal_volume                  12
_journal_year                    2010
_chemical_formula_moiety         'C7 H10 N + , C2 H3 O2 -'
_chemical_formula_sum            'C9 H13 N O2'
_chemical_formula_weight         167.20
_chemical_name_common            'benzylammonium acetate'
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 93.0730(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   12.7338(8)
_cell_length_b                   7.9987(5)
_cell_length_c                   17.5766(11)
_cell_measurement_reflns_used    4604
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.99
_cell_measurement_theta_min      2.799
_cell_volume                     1787.67(19)
_computing_cell_refinement       'APEX II, Bruker 2007'
_computing_data_collection       'APEX II, Bruker 2007'
_computing_data_reduction        'APEX II, Bruker 2007'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.915
_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  0.0237
_diffrn_reflns_av_sigmaI/netI    0.0287
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            10553
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         28.19
_diffrn_reflns_theta_min         1.93
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.088
_exptl_absorpt_correction_T_max  0.9982
_exptl_absorpt_correction_T_min  0.9887
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2002)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.243
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             720
_exptl_crystal_size_max          0.13
_exptl_crystal_size_mid          0.13
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.295
_refine_diff_density_min         -0.226
_refine_diff_density_rms         0.039
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.075
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     242
_refine_ls_number_reflns         4023
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.075
_refine_ls_R_factor_all          0.0462
_refine_ls_R_factor_gt           0.0363
_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^)+(0.0545P)^2^+0.1235P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0966
_refine_ls_wR_factor_ref         0.1025
_reflns_number_gt                3227
_reflns_number_total             4023
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c000922a.txt
_cod_data_source_block           7
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               7212492