2,4,6-Trimethylbenzamide
Maria Gdaniec; Teresa Olszewska; Tadeusz Połoński; Acta Crystallographica Section C 60 (2004) o41–o43; doi:10.1107/S0108270103026611

data_2013753
_publ_section_title
;
 2,4,6-Trimethylbenzamide
;
_journal_issue                   1
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              o41
_journal_page_last               o43
_journal_paper_doi               10.1107/S0108270103026611
_journal_volume                  60
_journal_year                    2004
_chemical_formula_iupac          'C10 H13 N O'
_chemical_formula_moiety         'C10 H13 N O'
_chemical_formula_sum            'C10 H13 N O'
_chemical_formula_weight         163.21
_chemical_melting_point          .188E-186
_chemical_name_systematic
;
2,4,6-trimethylbenzamide
;
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   14.2587(9)
_cell_length_b                   8.5369(6)
_cell_length_c                   14.9245(10)
_cell_measurement_reflns_used    3457
_cell_measurement_temperature    130(2)
_cell_measurement_theta_max      25
_cell_measurement_theta_min      4
_cell_volume                     1816.7(2)
_computing_cell_refinement
;
CrysAlis
;
_computing_data_collection
;
CrysAlis (Oxford Diffraction, 2000)
;
_computing_data_reduction
;
CrysAlis
;
_computing_molecular_graphics    ' Stereochemical Workstation (Siemens, 1989)'
_computing_publication_material  SHELXL97
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      130(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Kuma KM4CCD \k geometry'
_diffrn_measurement_method       '\w scans'
_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  0.0489
_diffrn_reflns_av_sigmaI/netI    0.0573
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            8742
_diffrn_reflns_theta_full        25.02
_diffrn_reflns_theta_max         25.02
_diffrn_reflns_theta_min         3.10
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.077
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.193
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             704
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.130
_refine_diff_density_min         -0.175
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.032
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     122
_refine_ls_number_reflns         1597
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.032
_refine_ls_R_factor_all          0.0865
_refine_ls_R_factor_gt           0.0425
_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^)+(0.0363P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0768
_refine_ls_wR_factor_ref         0.0903
_reflns_number_gt                1096
_reflns_number_total             1597
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            fa1038.cif
_cod_data_source_block           I
_cod_original_sg_symbol_Hall     -P2ac2ab
_cod_database_code               2013753
_cod_database_fobs_code          2013753