Supramolecular Synthons in the Gamma-Hydroxybutenolides
De Rosa, Margherita; La Manna, Pellegrino; Soriente, Annunziata; Gaeta, Carmine; Talotta, Carmen; Hickey, Neal; Geremia, Silvano; Neri, Placido; CrystEngComm  (2017) –; doi:10.1039/C7CE00953D

data_7228734
_publ_section_title
;
 Supramolecular Synthons in the Gamma-Hydroxybutenolides
;
_journal_name_full               CrystEngComm
_journal_paper_doi               10.1039/C7CE00953D
_journal_year                    2017
_chemical_formula_moiety         'C14 H13 Cl O5'
_chemical_formula_sum            'C14 H13 Cl O5'
_chemical_formula_weight         296.69
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   direct
_audit_conform_dict_location     ftp://ftp.iucr.org/pub/cif_core.dic
_audit_conform_dict_name         cif_core.dic
_audit_conform_dict_version      2.4.3
_audit_creation_date             2016-12-23T13:15:01-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_audit_update_record
;
2017-05-17 deposited with the CCDC.
2017-07-24 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 104.181(4)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   11.6510(5)
_cell_length_b                   11.4870(19)
_cell_length_c                   20.733(2)
_cell_measurement_reflns_used    31547
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      29.998
_cell_measurement_theta_min      1.811
_cell_measurement_wavelength     0.7
_cell_volume                     2690.2(5)
_computing_cell_refinement       'XDS, Kabasch 2010'
_computing_data_collection       'ELETTRA XRD1 Data Collection SW'
_computing_data_reduction        'XDS - CCP4'
_computing_molecular_graphics    'ORTEP-3 for Windows (Farrugia, 2012)'
_computing_publication_material  'WinGX publication routines (Farrugia, 2012)'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SIR-2014 (Burla et al., 2014)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.988
_diffrn_measurement_device       'Area detector'
_diffrn_measurement_device_type  'Dectris Pilatus 2M'
_diffrn_measurement_method       'Rotating Crystal'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           Synchrotron
_diffrn_radiation_wavelength     0.7
_diffrn_reflns_av_R_equivalents  0.0319
_diffrn_reflns_av_unetI/netI     0.0203
_diffrn_reflns_Laue_measured_fraction_full 0.995
_diffrn_reflns_Laue_measured_fraction_max 0.988
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       29
_diffrn_reflns_limit_l_min       -29
_diffrn_reflns_number            50687
_diffrn_reflns_point_group_measured_fraction_full 0.995
_diffrn_reflns_point_group_measured_fraction_max 0.988
_diffrn_reflns_theta_full        24.835
_diffrn_reflns_theta_max         29.998
_diffrn_reflns_theta_min         1.811
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.284
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            white
_exptl_crystal_density_diffrn    1.465
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rod
_exptl_crystal_F_000             1232
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.53
_refine_diff_density_min         -0.511
_refine_diff_density_rms         0.086
_refine_ls_extinction_coef       0.0347(15)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2014/7 (Sheldrick 2014'
_refine_ls_goodness_of_fit_ref   1.052
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_constraints    0
_refine_ls_number_parameters     366
_refine_ls_number_reflns         8125
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.052
_refine_ls_R_factor_all          0.0359
_refine_ls_R_factor_gt           0.0346
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0514P)^2^+0.9381P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.091
_refine_ls_wR_factor_ref         0.0921
_reflns_Friedel_coverage         0
_reflns_number_gt                7690
_reflns_number_total             8125
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c7ce00953d2.cif
_cod_data_source_block           shelx_CCDC4
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               7228734
_shelx_estimated_absorpt_t_min   0.945
_shelx_estimated_absorpt_t_max   0.978
_shelx_res_checksum              21089