Ethyl 2-(4-nitrophenoxy)acetate
Sun, Su-Wen; Acta Crystallographica Section E 68 (2012) o1534–; doi:10.1107/S1600536812017242

data_2234553
_publ_section_title
;
 Ethyl 2-(4-nitrophenoxy)acetate
;
_journal_coeditor_code           CV5259
_journal_issue                   5
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1534
_journal_paper_doi               10.1107/S1600536812017242
_journal_volume                  68
_journal_year                    2012
_chemical_formula_iupac          'C10 H11 N O5'
_chemical_formula_moiety         'C10 H11 N O5'
_chemical_formula_sum            'C10 H11 N O5'
_chemical_formula_weight         225.20
_chemical_name_systematic
;
Ethyl 2-(4-nitrophenoxy)acetate
;
_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                 92.59(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   5.3848(11)
_cell_length_b                   8.4482(17)
_cell_length_c                   24.238(5)
_cell_measurement_reflns_used    3450
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.990
_cell_measurement_theta_min      3.37
_cell_volume                     1101.5(4)
_computing_cell_refinement       'CrystalClear (Rigaku, 2005)'
_computing_data_collection       'CrystalClear (Rigaku, 2005)'
_computing_data_reduction        'CrystalClear (Rigaku, 2005)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Rigaku Mercury CCD'
_diffrn_measurement_method       \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  0.0885
_diffrn_reflns_av_sigmaI/netI    0.0636
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       29
_diffrn_reflns_limit_l_min       -29
_diffrn_reflns_number            9279
_diffrn_reflns_theta_full        25.99
_diffrn_reflns_theta_max         25.99
_diffrn_reflns_theta_min         3.37
_exptl_absorpt_coefficient_mu    0.110
_exptl_absorpt_correction_T_max  0.978
_exptl_absorpt_correction_T_min  0.968
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(CrystalClear; Rigaku, 2005)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.358
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             472
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.3
_exptl_crystal_size_min          0.2
_refine_diff_density_max         0.199
_refine_diff_density_min         -0.210
_refine_ls_extinction_coef       0.011(2)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL97 (Sheldrick, 2008)'
_refine_ls_goodness_of_fit_ref   1.006
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     146
_refine_ls_number_reflns         2169
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.006
_refine_ls_R_factor_all          0.1284
_refine_ls_R_factor_gt           0.0680
_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^)+(0.05P)^2^+0.35P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1315
_refine_ls_wR_factor_ref         0.1561
_reflns_number_gt                1157
_reflns_number_total             2169
_reflns_threshold_expression     I>2sigma(I)
_cod_data_source_file            cv5259.cif
_cod_data_source_block           I
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2234553
_cod_database_fobs_code          2234553