Methyl 3-nitrobenzoate
Jin, Long-Fei; Xiao, Feng-Ping; Acta Crystallographica, Section E 61 (2005) o1238–o1239; doi:10.1107/S1600536805009955

data_2205686
_publ_section_title
;
Methyl 3-nitrobenzoate
;
_journal_issue                   5
_journal_name_full               'Acta Crystallographica, Section E'
_journal_page_first              o1238
_journal_page_last               o1239
_journal_paper_doi               10.1107/S1600536805009955
_journal_volume                  61
_journal_year                    2005
_chemical_formula_iupac          'C8 H7 N O4'
_chemical_formula_moiety         'C8 H7 N O4'
_chemical_formula_sum            'C8 H7 N O4'
_chemical_formula_weight         181.15
_chemical_name_systematic
;
Methyl 3-nitrobenzoate
;
_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           SHELXL97
_cell_angle_alpha                90.00
_cell_angle_beta                 102.784(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.4937(19)
_cell_length_b                   11.764(3)
_cell_length_c                   9.778(2)
_cell_measurement_reflns_used    1544
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      26.02
_cell_measurement_theta_min      2.75
_cell_volume                     840.6(3)
_computing_cell_refinement       'SAINT (Bruker, 2001)'
_computing_data_collection       'SMART (Bruker, 2001)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'SHELXTL (Bruker, 2001)'
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.988
_diffrn_measured_fraction_theta_max 0.988
_diffrn_measurement_device_type  'Bruker SMART CCD area-detector'
_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  0.0242
_diffrn_reflns_av_sigmaI/netI    0.0287
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            4948
_diffrn_reflns_theta_full        27.49
_diffrn_reflns_theta_max         27.49
_diffrn_reflns_theta_min         2.75
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.117
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.431
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    .
_exptl_crystal_description       block
_exptl_crystal_F_000             376
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.162
_refine_diff_density_min         -0.211
_refine_ls_extinction_coef       0.040(6)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL97 (Sheldrick, 1997)'
_refine_ls_goodness_of_fit_ref   1.039
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     120
_refine_ls_number_reflns         1907
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.039
_refine_ls_R_factor_all          0.0622
_refine_ls_R_factor_gt           0.0460
_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^)+(0.0691P)^2^+0.0488P] where P = (Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1195
_refine_ls_wR_factor_ref         0.1322
_reflns_number_gt                1394
_reflns_number_total             1907
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            cv6484.cif
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2205686