Halogenated C,N-diarylacetamides: molecular conformations and supramolecular assembly.
Nayak, Prakash S.; Jasinski, Jerry P.; Golen, James A.; Narayana, Badiadka; Kaur, Manpreet; Yathirajan, Hemmige S.; Glidewell, Christopher; Acta crystallographica. Section C, Structural chemistry 70 (2014) 889–894; doi:10.1107/S2053229614018713

data_2311827
_publ_section_title
;
 Halogenated C,N-diarylacetamides: molecular conformations and
 supramolecular assembly.
;
_journal_coeditor_code           SK3561
_journal_issue                   'Pt 9'
_journal_name_full
'Acta crystallographica. Section C, Structural chemistry'
_journal_page_first              889
_journal_page_last               894
_journal_paper_doi               10.1107/S2053229614018713
_journal_volume                  70
_journal_year                    2014
_chemical_formula_iupac          'C15 H13 Br Cl N O'
_chemical_formula_moiety         'C15 H13 Br Cl N O'
_chemical_formula_sum            'C15 H13 Br Cl N O'
_chemical_formula_weight         338.62
_chemical_name_systematic
;
<i>N</i>-(4-Bromo-3-methylphenyl)-2-(2-chlorophenyl)acetamide
;
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014
_cell_angle_alpha                90
_cell_angle_beta                 98.133(5)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   11.8458(8)
_cell_length_b                   4.7282(3)
_cell_length_c                   25.0757(15)
_cell_measurement_reflns_used    4745
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      32.946
_cell_measurement_theta_min      3.283
_cell_volume                     1390.35(15)
_computing_cell_refinement       'CrysAlis PRO (Agilent, 2012)'
_computing_data_collection       'CrysAlis PRO (Agilent, 2012)'
_computing_data_reduction        'CrysAlis RED (Agilent, 2012)'
_computing_molecular_graphics    'PLATON (Spek, 2009)'
_computing_publication_material
'SHELXL2014 (Sheldrick, 2014) and PLATON (Spek, 2009)'
_computing_structure_refinement  'SHELXL2014 (Sheldrick, 2014)'
_computing_structure_solution    'SUPERFLIP (Palatinus & Chapuis, 2007)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Agilent Eos Gemini'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0838
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
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_diffrn_reflns_limit_k_min       -5
_diffrn_reflns_limit_l_max       32
_diffrn_reflns_limit_l_min       -30
_diffrn_reflns_number            10821
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.550
_diffrn_reflns_theta_min         3.283
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    3.139
_exptl_absorpt_correction_T_max  0.778
_exptl_absorpt_correction_T_min  0.373
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(CrysAlis PRO; Agilent, 2012)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.618
_exptl_crystal_description       needle
_exptl_crystal_F_000             680
_exptl_crystal_size_max          0.380
_exptl_crystal_size_mid          0.120
_exptl_crystal_size_min          0.080
_refine_diff_density_max         0.577
_refine_diff_density_min         -0.668
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.082
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     173
_refine_ls_number_reflns         3201
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.082
_refine_ls_R_factor_all          0.0980
_refine_ls_R_factor_gt           0.0635
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0429P)^2^+0.2861P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1253
_refine_ls_wR_factor_ref         0.1407
_reflns_number_gt                2177
_reflns_number_total             3201
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            sk3561sup1.cif
_cod_data_source_block           IV
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2311827
_shelx_estimated_absorpt_t_min   0.382
_shelx_estimated_absorpt_t_max   0.787
_shelx_hkl_checksum              68551
_shelx_res_checksum              56511
_shelxl_version_number           2.014