An approach to chiral magnets using ?-hydroxycarboxylates
Beghidja, Adel; Rogez, Guillaume; Rabu, Pierre; Welter, Richard; Drillon, Marc; Journal of Materials Chemistry 16 (2006) 2715–; doi:10.1039/b603014a

data_7203357
_publ_section_title
;
 An approach to chiral magnets using ?-hydroxycarboxylates
;
_journal_issue                   26
_journal_name_full               'Journal of Materials Chemistry'
_journal_page_first              2715
_journal_paper_doi               10.1039/b603014a
_journal_volume                  16
_journal_year                    2006
_chemical_formula_moiety         'C16 H14 Cu O6'
_chemical_formula_sum            'C16 H14 Cu O6'
_chemical_formula_weight         365.81
_chemical_name_common            'Copper Dimandelate'
_chemical_name_systematic
;
?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yab'
_symmetry_space_group_name_H-M   'P 1 21/a 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                 102.564(5)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   9.454(5)
_cell_length_b                   4.905(5)
_cell_length_c                   15.495(5)
_cell_measurement_reflns_used    13194
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      32.032
_cell_measurement_theta_min      0.998
_cell_volume                     701.3(8)
_computing_cell_refinement       'Denzo (Nonius B.V., 1998)'
_computing_data_collection       'Collect (Nonius B.V., 1998)'
_computing_data_reduction        'Denzo (Nonius B.V., 1998)'
_computing_molecular_graphics    'PLATON 98 (Spek, 1998)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  KappaCCD
_diffrn_measurement_method       '\p scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.055
_diffrn_reflns_av_sigmaI/netI    0.1254
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            2407
_diffrn_reflns_theta_full        31.96
_diffrn_reflns_theta_max         31.96
_diffrn_reflns_theta_min         2.69
_exptl_absorpt_coefficient_mu    1.588
_exptl_absorpt_correction_T_max  0.970
_exptl_absorpt_correction_T_min  0.890
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
multi-scan from symmetry-related measurements
Sortav (Blessing 1995)
;
_exptl_crystal_colour            'green blue'
_exptl_crystal_density_diffrn    1.732
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             374
_exptl_crystal_size_max          0.13
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.02
_refine_diff_density_max         1.152
_refine_diff_density_min         -0.634
_refine_diff_density_rms         0.117
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.160
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     106
_refine_ls_number_reflns         2406
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.160
_refine_ls_R_factor_all          0.1293
_refine_ls_R_factor_gt           0.0817
_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^)+(0.0200P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1216
_refine_ls_wR_factor_ref         0.1349
_reflns_number_gt                1833
_reflns_number_total             2406
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b603014a.txt
_cod_data_source_block           adel2
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_sg_symbol_H-M      'P 21/a'
_cod_database_code               7203357