<i>N</i>-[6-(Dibromomethyl)-2-pyridyl]-2,2-dimethylpropionamide
Fun, Hoong-Kun; Chantrapromma, Suchada; Maity, Annada C.; Chakrabarty, Rinku; Goswami, Shyamaprosad; Acta Crystallographica Section E 65 (2009) o725–; doi:10.1107/S1600536809007909

data_2221521
_publ_section_title
;
 <i>N</i>-[6-(Dibromomethyl)-2-pyridyl]-2,2-dimethylpropionamide
;
_journal_coeditor_code           TK2385
_journal_issue                   4
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o725
_journal_paper_doi               10.1107/S1600536809007909
_journal_volume                  65
_journal_year                    2009
_chemical_formula_iupac          'C11 H14 Br2 N2 O'
_chemical_formula_moiety         'C11 H14 Br2 N2 O'
_chemical_formula_sum            'C11 H14 Br2 N2 O'
_chemical_formula_weight         350.06
_chemical_name_systematic
;
<i>N</i>-[6-(Dibromomethyl)-2-pyridyl]-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
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90
_cell_angle_beta                 99.195(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   13.2936(7)
_cell_length_b                   8.4660(3)
_cell_length_c                   11.9638(6)
_cell_measurement_reflns_used    3863
_cell_measurement_temperature    100
_cell_measurement_theta_max      30.0
_cell_measurement_theta_min      1.6
_cell_volume                     1329.15(11)
_computing_cell_refinement       'SAINT (Bruker, 2005)'
_computing_data_collection       'APEX2 (Bruker, 2005)'
_computing_data_reduction        'SAINT (Bruker, 2005)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material
;
SHELXTL (Sheldrick, 2008) and PLATON (Spek, 2009)
;
_computing_structure_refinement  'SHELXTL (Sheldrick, 2008)'
_computing_structure_solution    'SHELXTL (Sheldrick, 2008)'
_diffrn_ambient_temperature      100
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker APEXII CCD area-detector'
_diffrn_measurement_method       '\f and \w'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.039
_diffrn_reflns_av_sigmaI/netI    0.046
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            12087
_diffrn_reflns_theta_full        30.0
_diffrn_reflns_theta_max         30.0
_diffrn_reflns_theta_min         1.6
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    6.081
_exptl_absorpt_correction_T_max  0.233
_exptl_absorpt_correction_T_min  0.114
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2005)'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.749
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             688
_exptl_crystal_size_max          0.33
_exptl_crystal_size_mid          0.29
_exptl_crystal_size_min          0.24
_refine_diff_density_max         1.98
_refine_diff_density_min         -1.13
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.10
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     152
_refine_ls_number_reflns         3863
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.10
_refine_ls_R_factor_all          0.074
_refine_ls_R_factor_gt           0.051
_refine_ls_shift/su_max_lt       0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0946P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.136
_refine_ls_wR_factor_ref         0.153
_reflns_number_gt                2954
_reflns_number_total             3863
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            tk2385.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 

The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2221521
_cod_database_fobs_code          2221521