2-(4-Acetamidophenoxy)-2-methylpropanoic acid
Navarrete-Vázquez, Gabriel; Colín-Lozano, Blanca; Tlahuext, Hugo; Tapia-Benavides, Antonio R.; Acta Crystallographica Section E 69 (2013) o443–; doi:10.1107/S1600536813004856

data_2237478
_publ_section_title
;
 2-(4-Acetamidophenoxy)-2-methylpropanoic acid
;
_journal_coeditor_code           GW2131
_journal_issue                   3
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o443
_journal_paper_doi               10.1107/S1600536813004856
_journal_volume                  69
_journal_year                    2013
_chemical_formula_iupac          'C12 H15 N O4'
_chemical_formula_moiety         'C12 H15 N O4'
_chemical_formula_sum            'C12 H15 N O4'
_chemical_formula_weight         237.25
_chemical_melting_point          438
_chemical_name_systematic
;
2-(4-Acetamidophenoxy)-2-methylpropanoic acid
;
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_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                 109.959(5)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   8.3184(4)
_cell_length_b                   13.1554(6)
_cell_length_c                   12.0452(5)
_cell_measurement_reflns_used    9500
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      29.33
_cell_measurement_theta_min      3.02
_cell_volume                     1238.96(10)
_computing_cell_refinement       'CrysAlis PRO (Agilent, 2011)'
_computing_data_collection       'CrysAlis PRO (Agilent, 2011)'
_computing_data_reduction        'CrysAlis PRO (Agilent, 2011)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material
;
PLATON (Spek, 2009) and DIAMOND (Crystal Impact, 2006)
;
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 10.3659
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Agilent Xcalibur Atlas Gemini'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         '(Mo) X-ray Source'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0450
_diffrn_reflns_av_sigmaI/netI    0.0172
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            34747
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         3.03
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.096
_exptl_absorpt_correction_T_max  0.9876
_exptl_absorpt_correction_T_min  0.9820
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(<i>CrysAlis PRO</i>; Agilent, 2011)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.272
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             504
_exptl_crystal_size_max          0.19
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.13
_refine_diff_density_max         0.204
_refine_diff_density_min         -0.177
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.037
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     161
_refine_ls_number_reflns         2179
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.037
_refine_ls_R_factor_all          0.0497
_refine_ls_R_factor_gt           0.0365
_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^)+(0.0477P)^2^+0.3201P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0897
_refine_ls_wR_factor_ref         0.0980
_reflns_number_gt                1738
_reflns_number_total             2179
_reflns_threshold_expression     I>2sigma(I)
_cod_data_source_file            gw2131.cif
_cod_data_source_block           I
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2237478
_cod_database_fobs_code          2237478