5-<i>tert</i>-Butylbenzene-1,3-dicarboxylic acid
Xu, Xiao-Bin; Lan, Fei-Fei; Yang, Shi-Yao; Huang, Rong-Bin; Seik Weng Ng; Acta Crystallographica Section E 63 (2007) o3747–o3747; doi:10.1107/S1600536807038408

data_2215265
_publ_section_title
;
 5-<i>tert</i>-Butylbenzene-1,3-dicarboxylic acid
;
_journal_coeditor_code           SJ2322
_journal_issue                   9
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o3747
_journal_page_last               o3747
_journal_paper_doi               10.1107/S1600536807038408
_journal_volume                  63
_journal_year                    2007
_chemical_formula_iupac          'C12 H14 O4'
_chemical_formula_moiety         'C12 H14 O4'
_chemical_formula_sum            'C12 H14 O4'
_chemical_formula_weight         222.23
_chemical_name_systematic
;
5-<i>tert</i>-Butylbenzene-1,3-dicarboxylic acid
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 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                 97.1370(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   6.2917(5)
_cell_length_b                   10.5847(9)
_cell_length_c                   17.838(2)
_cell_measurement_reflns_used    1901
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.5
_cell_measurement_theta_min      2.4
_cell_volume                     1178.73(19)
_computing_cell_refinement       'SAINT (Bruker, 2002)'
_computing_data_collection       'SMART (Bruker, 2002)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'X-SEED (Barbour, 2001)'
_computing_publication_material  'publCIF (Westrip, 2007)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.985
_diffrn_measured_fraction_theta_max 0.985
_diffrn_measurement_device_type  'Bruker APEX'
_diffrn_measurement_method       '\f and \w'
_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  0.0192
_diffrn_reflns_av_sigmaI/netI    0.0644
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            5746
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.24
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.094
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.252
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             472
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.34
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.213
_refine_diff_density_min         -0.190
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.045
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     156
_refine_ls_number_reflns         2055
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.044
_refine_ls_R_factor_all          0.0677
_refine_ls_R_factor_gt           0.0586
_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^)+(0.0745P)^2^+0.4202P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1621
_refine_ls_wR_factor_ref         0.1709
_reflns_number_gt                1711
_reflns_number_total             2055
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            sj2322.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:
'_exptl_absorpt_correction_type' value 'None' changed to 'none' 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 

The following automatic conversions were performed:

'_exptl_absorpt_correction_type' value 'None' changed to 'none'
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_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_cell_volume        1178.7(2)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2215265
_cod_database_fobs_code          2215265