Chiral, Racemic, andMeso-Lithium Tartrate Framework Polymorphs: A Detailed Structural Analysis
H.-M. Yeung, Hamish; Kosa, Monica; Parrinello, Michele; Cheetham, Anthony K.; Crystal Growth & Design 13 (2013) 3705–; doi:10.1021/cg400741b

data_4508049
_publ_section_title
;
 Chiral, Racemic, andMeso-Lithium Tartrate Framework Polymorphs: A
 Detailed Structural Analysis
;
_journal_issue                   8
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              3705
_journal_paper_doi               10.1021/cg400741b
_journal_volume                  13
_journal_year                    2013
_chemical_formula_moiety         'C4 H4 Li2 O6'
_chemical_formula_sum            'C4 H4 Li2 O6'
_chemical_formula_weight         161.95
_chemical_name_common            'Lithium tartrate'
_chemical_name_systematic
;
Dilithium meso-tartrate        
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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                 95.679(8)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   6.4777(5)
_cell_length_b                   5.0082(4)
_cell_length_c                   8.9897(8)
_cell_measurement_reflns_used    600
_cell_measurement_temperature    119.9
_cell_measurement_theta_max      29.1395
_cell_measurement_theta_min      3.7013
_cell_volume                     290.21(4)
_computing_cell_refinement
;
CrysAlisPro, Agilent Technologies,
Version 1.171.34.49 (release 20-01-2011 CrysAlis171 .NET)
(compiled Jan 20 2011,15:58:25)
;
_computing_data_collection
;
CrysAlisPro, Agilent Technologies,
Version 1.171.34.49 (release 20-01-2011 CrysAlis171 .NET)
(compiled Jan 20 2011,15:58:25)
;
_computing_data_reduction
;
CrysAlisPro, Agilent Technologies,
Version 1.171.34.49 (release 20-01-2011 CrysAlis171 .NET)
(compiled Jan 20 2011,15:58:25)
;
_computing_molecular_graphics    'WinGX, Diamond and Mercury'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXL-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      119.9
_diffrn_detector_area_resol_mean 16.1183
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.854
_diffrn_measurement_device_type  'Xcalibur, Eos, Gemini ultra'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Enhance (Mo) X-ray Source'
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.7107
_diffrn_reflns_av_R_equivalents  0.0296
_diffrn_reflns_av_sigmaI/netI    0.0478
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       3
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       6
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            1215
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         29.20
_diffrn_reflns_theta_min         4.56
_exptl_absorpt_coefficient_mu    0.171
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.853
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             164
_exptl_crystal_size_max          0.4
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.03
_refine_diff_density_max         0.499
_refine_diff_density_min         -0.288
_refine_diff_density_rms         0.071
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.041
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     58
_refine_ls_number_reflns         669
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.041
_refine_ls_R_factor_all          0.0612
_refine_ls_R_factor_gt           0.0459
_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^)+(0.0618P)^2^+0.1829P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1149
_refine_ls_wR_factor_ref         0.1320
_reflns_number_gt                538
_reflns_number_total             669
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            cg400741b_si_001.cif
_cod_data_source_block           6-Li2mesoTartrate_(P21/c)
_cod_database_code               4508049