A correlation study between hydrogen-bonded network and gelation ability of three galactose derivatives
Mukherjee, Somnath; Rama Krishna, G.; Mukhopadhyay, Balaram; Malla Reddy, C.; CrystEngComm 17 (2015) 3345–; doi:10.1039/C5CE00229J

data_7219826
_publ_section_title
;
 A correlation study between hydrogen-bonded network and gelation ability
 of three galactose derivatives
;
_journal_issue                   17
_journal_name_full               CrystEngComm
_journal_page_first              3345
_journal_paper_doi               10.1039/C5CE00229J
_journal_volume                  17
_journal_year                    2015
_chemical_absolute_configuration syn
_chemical_formula_sum            'C23 H26 O8'
_chemical_formula_weight         430.44
_space_group_IT_number           5
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'C 2y'
_symmetry_space_group_name_H-M   'C 1 2 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2012-02-03 deposited with the CCDC.
2015-03-09 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 95.216(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   20.410(4)
_cell_length_b                   5.8212(10)
_cell_length_c                   18.903(4)
_cell_measurement_reflns_used    1570
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      18.20
_cell_measurement_theta_min      2.16
_cell_volume                     2236.6(8)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0444
_diffrn_reflns_av_sigmaI/netI    0.0465
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       4
_diffrn_reflns_limit_k_min       -5
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            6471
_diffrn_reflns_theta_full        24.79
_diffrn_reflns_theta_max         24.79
_diffrn_reflns_theta_min         1.08
_exptl_absorpt_coefficient_mu    0.097
_exptl_absorpt_correction_T_max  0.996
_exptl_absorpt_correction_T_min  0.991
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS; BRUKER, 2008'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.278
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             912
_exptl_crystal_size_max          0.24
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.125
_refine_diff_density_min         -0.186
_refine_diff_density_rms         0.034
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   1.1(18)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.100
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     284
_refine_ls_number_reflns         2113
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.100
_refine_ls_R_factor_all          0.0535
_refine_ls_R_factor_gt           0.0344
_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^)+(0.0236P)^2^+2.0418P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0649
_refine_ls_wR_factor_ref         0.0853
_reflns_number_gt                1552
_reflns_number_total             2113
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5ce00229j2.cif
_cod_data_source_block           smj
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
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 3105 2015-03-04 15:46:00Z robertas 

 Adding full bibliography for 7219826--7219828.cif.
;
_cod_original_cell_volume        2236.6(7)
_cod_original_sg_symbol_H-M      C2
_cod_database_code               7219826