2:1 Cocrystals of Homochiral and Achiral Amino Acid Zwitterions with Li+ Salts: Water-Stable Zeolitic and Diamondoid Metal-Organic Materials
Tien Teng Ong; Padmini Kavuru; Thanhha Nguyen; Ryan Cantwell; Łukasz Wojtas; Michael J. Zaworotko; Journal of the American Chemical Society 133 (2011) 9224–9227; doi:10.1021/ja203002w

data_4106286
_publ_section_title
;
 2:1 Cocrystals of Homochiral and Achiral Amino Acid Zwitterions with Li+
 Salts: Water-Stable Zeolitic and Diamondoid Metal-Organic Materials
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              9224
_journal_page_last               9227
_journal_paper_doi               10.1021/ja203002w
_journal_volume                  133
_journal_year                    2011
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C10 H18 Li N2 O4 +, Br -'
_chemical_formula_sum            'C10 H18 Br Li N2 O4'
_chemical_formula_weight         317.11
_space_group_IT_number           92
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  'P 4abw 2nw'
_symmetry_space_group_name_H-M   'P 41 21 2'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.1703(3)
_cell_length_b                   9.1703(3)
_cell_length_c                   15.5694(14)
_cell_measurement_temperature    100(2)
_cell_volume                     1309.30(13)
_computing_cell_refinement       'APEX2 (Bruker, 2010); SAINT (Bruker, 2009)'
_computing_data_collection       'APEX2 (Bruker, 2010)'
_computing_data_reduction        'SAINT (Bruker, 2009);XPREP(Sheldrick,2008)'
_computing_publication_material  'APEX2 (Bruker, 2010)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'BRUKER SMART APEXII CCD'
_diffrn_measurement_method       'omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0429
_diffrn_reflns_av_sigmaI/netI    0.0191
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            11372
_diffrn_reflns_theta_full        68.18
_diffrn_reflns_theta_max         68.18
_diffrn_reflns_theta_min         5.60
_exptl_absorpt_coefficient_mu    4.362
_exptl_absorpt_correction_T_max  0.6695
_exptl_absorpt_correction_T_min  0.6695
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS; (Sheldrick, 2008)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.609
_exptl_crystal_description       block
_exptl_crystal_F_000             648
_exptl_crystal_size_max          0.10
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.217
_refine_diff_density_min         -0.306
_refine_diff_density_rms         0.065
_refine_ls_abs_structure_details
'Flack H D (1983), Acta Cryst. A39, 876-881, 439 Friedel pairs'
_refine_ls_abs_structure_Flack   -0.02(2)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.078
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     83
_refine_ls_number_reflns         1182
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.078
_refine_ls_R_factor_all          0.0185
_refine_ls_R_factor_gt           0.0181
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0254P)^2^+0.3975P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0447
_refine_ls_wR_factor_ref         0.0449
_reflns_number_gt                1166
_reflns_number_total             1182
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja203002w_si_003.cif
_cod_data_source_block           142e_0m
_cod_database_code               4106286