Hidden negative linear compressibility in lithium l-tartrate.
Yeung, Hamish H.-M.; Kilmurray, Rebecca; Hobday, Claire L.; McKellar, Scott C.; Cheetham, Anthony K.; Allan, David R.; Moggach, Stephen A.; Physical chemistry chemical physics : PCCP 19 (2017) 3544–3549; doi:10.1039/c6cp08690j

data_7227398
_publ_section_title
;
 Hidden negative linear compressibility in lithium l-tartrate.
;
_journal_issue                   5
_journal_name_full               'Physical chemistry chemical physics : PCCP'
_journal_page_first              3544
_journal_page_last               3549
_journal_paper_doi               10.1039/c6cp08690j
_journal_volume                  19
_journal_year                    2017
_chemical_absolute_configuration unk
_chemical_formula_moiety         'C4 H4 Li2 O6'
_chemical_formula_sum            'C4 H4 Li2 O6'
_chemical_formula_weight         161.95
_chemical_name_common            'Lithium tartrate; dilithium tartrate'
_chemical_name_systematic        'Lithium l-tartrate'
_space_group_IT_number           5
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      5
_symmetry_space_group_name_Hall  'C 2y'
_symmetry_space_group_name_H-M   'C 1 2 1'
_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     other
_audit_creation_date             2016-02-26
_audit_creation_method           CRYSTALS_ver_14.61_build_5811
_audit_update_record
;
2016-04-13 deposited with the CCDC.
2017-01-06 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 134.235(18)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   14.231(9)
_cell_length_b                   4.8560(6)
_cell_length_c                   10.642(9)
_cell_measurement_reflns_used    1456
_cell_measurement_temperature    293
_cell_measurement_theta_max      20
_cell_measurement_theta_min      4
_cell_volume                     526.9(6)
_computing_cell_refinement       'USER DEFINED CELL REFINEMENT'
_computing_data_collection       'USER DEFINED DATA COLLECTION'
_computing_data_reduction        'Apex2 (Bruker AXS, 2006)'
_computing_molecular_graphics    'CAMERON (Watkin et al., 1996)'
_computing_publication_material  'CRYSTALS (Betteridge et al., 2003)'
_computing_structure_refinement  'CRYSTALS (Betteridge et al., 2003)'
_computing_structure_solution    'USER DEFINED STRUCTURE SOLUTION'
_diffrn_ambient_pressure         4030000
_diffrn_ambient_temperature      293
_diffrn_measured_fraction_theta_full 0.371
_diffrn_measured_fraction_theta_max 0.361
_diffrn_measurement_device       Serial
_diffrn_measurement_device_type  Unknown
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_wavelength     0.4859
_diffrn_reflns_av_R_equivalents  0.037
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            1973
_diffrn_reflns_theta_full        25.304
_diffrn_reflns_theta_max         30.487
_diffrn_reflns_theta_min         2.671
_diffrn_source                   synchrotron
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.188
_exptl_absorpt_correction_T_max  0.98
_exptl_absorpt_correction_T_min  0.79
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Siemens, 1996)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    2.041
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             328
_exptl_crystal_size_max          0.200
_exptl_crystal_size_mid          0.200
_exptl_crystal_size_min          0.100
_refine_diff_density_max         0.25
_refine_diff_density_min         -0.21
_refine_ls_extinction_method     None
_refine_ls_goodness_of_fit_ref   0.9881
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     49
_refine_ls_number_reflns         311
_refine_ls_number_restraints     23
_refine_ls_R_factor_all          0.0534
_refine_ls_R_factor_gt           0.0520
_refine_ls_shift/su_max          0.0000674
_refine_ls_shift/su_mean         0.0000129
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
;
 Method= Modified Sheldrick 
 w=1/[\s^2^(F^2^) + ( 0.08P)^2^ + 2.18P] 
 ,where P=(max(Fo^2^,0) + 2Fc^2^)/3 
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_all         0.1377
_refine_ls_wR_factor_gt          0.1355
_refine_ls_wR_factor_ref         0.1377
_reflns_limit_h_max              7
_reflns_limit_h_min              -6
_reflns_limit_k_max              6
_reflns_limit_k_min              0
_reflns_limit_l_max              13
_reflns_limit_l_min              0
_reflns_number_gt                300
_reflns_number_total             322
_reflns_threshold_expression     I>2.0\s(I)
_oxford_diffrn_Wilson_B_factor   0.00
_oxford_diffrn_Wilson_scale      0.00
_oxford_refine_ls_r_factor_ref   0.0534
_oxford_refine_ls_scale          0.787(13)
_oxford_reflns_number_all        311
_oxford_reflns_threshold_expression_ref I>-10.0\s(I)
_oxford_structure_analysis_title 'steve in C2'
_cod_data_source_file            c6cp08690j2.cif
_cod_data_source_block           TART05
_cod_depositor_comments
;
The following automatic conversions were performed:

'_atom_sites_solution_primary' value 'Other' changed to 'other'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 4268 2015-11-12 08:31:59Z antanas 

 Adding full bibliography for 7227387--7227399.cif.
;
_cod_original_sg_symbol_Hall     'C 2y '
_cod_original_sg_symbol_H-M      'C 2'
_cod_database_code               7227398