<i>N</i>-[6-(2,2-Dimethylpropionylamino)pyridin-2-yl]-2,2-dimethylpropionamide
Jonathan D Crane; Acta Crystallographica Section E 59 (2003) o1854–o1855; doi:10.1107/S1600536803024735

data_2202882
_publ_section_title
<i>N</i>-[6-(2,2-Dimethylpropionylamino)pyridin-2-yl]-2,2-dimethylpropionamide
_journal_issue                   11
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1854
_journal_page_last               o1855
_journal_paper_doi               10.1107/S1600536803024735
_journal_volume                  59
_journal_year                    2003
_chemical_formula_iupac          'C15 H23 N3 O2'
_chemical_formula_moiety         'C15 H23 N3 O2'
_chemical_formula_sum            'C15 H23 N3 O2'
_chemical_formula_weight         277.36
_chemical_name_systematic
;
N-[6-(2,2-Dimethylpropionylamino)pyridin-2-yl]-2,2-dimethylpropionamide
;
_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                 104.885(9)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.4234(13)
_cell_length_b                   15.1383(19)
_cell_length_c                   9.3774(10)
_cell_measurement_reflns_used    10680
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.50
_cell_measurement_theta_min      2.62
_cell_volume                     1567.2(3)
_computing_cell_refinement       X-AREA
_computing_data_collection       'X-AREA (Stoe & Cie, 2001)'
_computing_data_reduction        'X-RED (Stoe & Cie, 2001)'
_computing_molecular_graphics    'ORTEP-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX (Farrugia, 1999)'
_computing_structure_refinement
'WinGX (Farrugia, 1999) and SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution
'X-STEP32 (Stoe & Cie, 2001) and SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Stoe IPDS-II area-detector'
_diffrn_measurement_method       'Area detector'
_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  0.0598
_diffrn_reflns_av_sigmaI/netI    0.0571
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            22744
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         2.62
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.079
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.176
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             600
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.188
_refine_diff_density_min         -0.141
_refine_ls_extinction_coef       0.0101(10)
_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   0.804
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     190
_refine_ls_number_reflns         3601
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.804
_refine_ls_R_factor_all          0.0694
_refine_ls_R_factor_gt           0.0333
_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^)+(0.0372P)^2^] where P = (Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0656
_refine_ls_wR_factor_ref         0.0717
_reflns_number_gt                2174
_reflns_number_total             3601
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            rn6002.cif
_cod_data_source_block           I
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2202882
_cod_database_fobs_code          2202882