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_4106285
_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         'C8 H18 Li N2 O4 +, Br -'
_chemical_formula_sum            'C8 H18 Br Li N2 O4'
_chemical_formula_weight         293.09
_space_group_IT_number           43
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'F 2 -2d'
_symmetry_space_group_name_H-M   'F d d 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            8
_cell_length_a                   14.0912(2)
_cell_length_b                   14.9035(2)
_cell_length_c                   12.5426(2)
_cell_measurement_reflns_used    4308
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      67.35
_cell_measurement_theta_min      5.5
_cell_volume                     2634.05(7)
_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 0.990
_diffrn_measured_fraction_theta_max 0.990
_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  0.0335
_diffrn_reflns_av_sigmaI/netI    0.0302
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            5081
_diffrn_reflns_theta_full        66.35
_diffrn_reflns_theta_max         66.35
_diffrn_reflns_theta_min         5.58
_exptl_absorpt_coefficient_mu    4.282
_exptl_absorpt_correction_T_max  0.8144
_exptl_absorpt_correction_T_min  0.6741
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS; (Sheldrick, 2008)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.478
_exptl_crystal_description       block
_exptl_crystal_F_000             1200
_exptl_crystal_size_max          0.10
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.294
_refine_diff_density_min         -0.234
_refine_diff_density_rms         0.047
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.01(2)
_refine_ls_extinction_coef       0.00050(4)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.089
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     77
_refine_ls_number_reflns         1114
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.088
_refine_ls_R_factor_all          0.0180
_refine_ls_R_factor_gt           0.0178
_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^)+(0.0240P)^2^+1.6828P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0464
_refine_ls_wR_factor_ref         0.0465
_reflns_number_gt                1101
_reflns_number_total             1114
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja203002w_si_002.cif
_cod_data_source_block           142b
_cod_database_code               4106285