<i>N</i>-(2,3-Dichlorophenyl)acetamide
B. Thimme Gowda; Sabine Foro; Hartmut Fuess; Acta Crystallographica Section E 63 (2007) o2631–o2632; doi:10.1107/S1600536807019307

data_2213415
_publ_section_title
;
 <i>N</i>-(2,3-Dichlorophenyl)acetamide
;
_journal_coeditor_code           IM2006
_journal_issue                   5
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o2631
_journal_page_last               o2632
_journal_paper_doi               10.1107/S1600536807019307
_journal_volume                  63
_journal_year                    2007
_chemical_formula_iupac          'C8 H7 Cl2 N O'
_chemical_formula_moiety         'C8 H7 Cl2 N O'
_chemical_formula_sum            'C8 H7 Cl2 N O'
_chemical_formula_weight         204.05
_chemical_name_systematic
;
N-(2,3-dichlorophenyl)acetamide
;
_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
_cell_angle_alpha                90.00
_cell_angle_beta                 98.915(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   4.7524(5)
_cell_length_b                   12.2460(10)
_cell_length_c                   15.1400(10)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    299(2)
_cell_measurement_theta_max      24.26
_cell_measurement_theta_min      4.66
_cell_volume                     870.47(13)
_computing_cell_refinement       CAD-4-PC
_computing_data_collection       'CAD-4-PC (Enraf--Nonius, 1996)'
_computing_data_reduction        'REDU4 (Stoe & Cie, 1987)'
_computing_molecular_graphics
;
PLATON (Spek, 2003) and ORTEP-3 (Farrugia, 1997)
;
_computing_publication_material  SHELXL97
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      299(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Enraf--Nonius CAD-4'
_diffrn_measurement_method       \w/2\q
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54180
_diffrn_reflns_av_R_equivalents  0.0328
_diffrn_reflns_av_sigmaI/netI    0.0554
_diffrn_reflns_limit_h_max       5
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       1
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            1923
_diffrn_reflns_theta_full        66.93
_diffrn_reflns_theta_max         66.93
_diffrn_reflns_theta_min         4.67
_diffrn_standards_decay_%        4.3
_diffrn_standards_interval_time  120
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    6.287
_exptl_absorpt_correction_T_max  0.6274
_exptl_absorpt_correction_T_min  0.4847
_exptl_absorpt_correction_type   psi-scan
_exptl_absorpt_process_details   '(North <i>et al.</i>,  1968)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.557
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             416
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.06
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.266
_refine_diff_density_min         -0.238
_refine_ls_extinction_coef       0.0062(6)
_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   1.060
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     113
_refine_ls_number_reflns         1560
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.060
_refine_ls_R_factor_all          0.0799
_refine_ls_R_factor_gt           0.0409
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0415P)^2^+0.0972P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0898
_refine_ls_wR_factor_ref         0.1024
_reflns_number_gt                1072
_reflns_number_total             1560
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            im2006.cif
_cod_data_source_block           I
_cod_original_cell_volume        870.50(10)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2213415
_cod_database_fobs_code          2213415