Triethyl benzene-1,3,5-tricarboxylate
Dale, Sophie H.; Elsegood, Mark R. J.; Acta Crystallographica Section E 59 (2003) o836–o837; doi:10.1107/S1600536803010250

data_2202218
_publ_section_title
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 Triethyl benzene-1,3,5-tricarboxylate
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_journal_issue                   6
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o836
_journal_page_last               o837
_journal_paper_doi               10.1107/S1600536803010250
_journal_volume                  59
_journal_year                    2003
_chemical_formula_iupac          'C15 H18 O6'
_chemical_formula_moiety         'C15 H18 O6'
_chemical_formula_sum            'C15 H18 O6'
_chemical_formula_weight         294.29
_chemical_name_common            'Trimesic acid triethyl ester'
_chemical_name_systematic
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Triethyl benzene-1,3,5-tricarboxylate
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_space_group_IT_number           170
_symmetry_cell_setting           hexagonal
_symmetry_space_group_name_Hall  'P 65'
_symmetry_space_group_name_H-M   'P 65'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   direct
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                120.00
_cell_formula_units_Z            6
_cell_length_a                   11.3438(17)
_cell_length_b                   11.3438(17)
_cell_length_c                   19.665(4)
_cell_measurement_reflns_used    4977
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.89
_cell_measurement_theta_min      2.32
_cell_volume                     2191.5(6)
_computing_cell_refinement       'SAINT (Siemens, 1994)'
_computing_data_collection       'SMART (Siemens, 1994)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    SHELXTL
_computing_publication_material  'SHELXTL and local programs'
_computing_structure_refinement  'SHELXTL (Bruker, 1997)'
_computing_structure_solution    'SIR92 (Altomare et al., 1994)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.948
_diffrn_measurement_device_type  'Bruker SMART 1000 CCD'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0376
_diffrn_reflns_av_sigmaI/netI    0.0289
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            19450
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         28.84
_diffrn_reflns_theta_min         2.07
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.104
_exptl_absorpt_correction_T_max  0.991
_exptl_absorpt_correction_T_min  0.910
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 2001)'
_exptl_crystal_colour            Colourless
_exptl_crystal_density_diffrn    1.338
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             936
_exptl_crystal_size_max          0.37
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.09
_refine_diff_density_max         0.273
_refine_diff_density_min         -0.239
_refine_ls_extinction_coef       0.0005(2)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL97
_refine_ls_goodness_of_fit_ref   1.029
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     194
_refine_ls_number_reflns         3515
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.029
_refine_ls_R_factor_all          0.0799
_refine_ls_R_factor_gt           0.0425
_refine_ls_shift/su_max          <0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w = 1/[\s^2^(Fo^2^)+(0.0469P)^2^+1.115P] where P = (Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0975
_refine_ls_wR_factor_ref         0.1224
_reflns_number_gt                2448
_reflns_number_total             3515
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            wn6156.cif
_cod_data_source_block           I
_cod_depositor_comments
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The following automatic conversions were performed:
'_geom_bond_publ_flag' value 'Y' changed to 'y' according to
'/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29 (6 times).

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 

The following automatic conversions were performed:

'_geom_bond_publ_flag' value 'Y' changed to 'y' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29 (6 times).

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 

The following automatic conversions were performed:

'_atom_sites_solution_secondary' value 'direct methods' was changed
to 'direct'.

Automatic conversion script
Id: cif_fix_values 6452 2018-10-05 10:23:21Z andrius 
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_cod_database_code               2202218
_cod_database_fobs_code          2202218