6-Acetyl-2-(<i>N</i>-methylamido)pyridine
Su, Bi-Yun; Zhao, Jian-She; Ng, Seik Weng; Acta Crystallographica Section E 62 (2006) o1151–o1152; doi:10.1107/S1600536806006015

data_2208370
_publ_section_title
;
 6-Acetyl-2-(<i>N</i>-methylamido)pyridine
;
_journal_coeditor_code           LH2004
_journal_issue                   3
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1151
_journal_page_last               o1152
_journal_paper_doi               10.1107/S1600536806006015
_journal_volume                  62
_journal_year                    2006
_chemical_formula_iupac          'C9 H10 N2 O2'
_chemical_formula_moiety         'C9 H10 N2 O2'
_chemical_formula_sum            'C9 H10 N2 O2'
_chemical_formula_weight         178.19
_chemical_name_systematic
;
6-Acetyl-2-(N-methylamido)pyridine
;
_space_group_IT_number           29
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2c -2ac'
_symmetry_space_group_name_H-M   'P c a 21'
_atom_sites_solution_hydrogens   geom
_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            4
_cell_length_a                   22.7840(10)
_cell_length_b                   4.3504(2)
_cell_length_c                   9.2672(6)
_cell_measurement_reflns_used    756
_cell_measurement_temperature    295(2)
_cell_measurement_theta_max      21.3
_cell_measurement_theta_min      2.8
_cell_volume                     918.56(8)
_computing_cell_refinement       'SAINT (Bruker, 2004)'
_computing_data_collection       'SMART (Bruker, 2004)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'ORTEPII (Johnson, 1976)'
_computing_publication_material  SHELXL97
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      295(2)
_diffrn_detector_area_resol_mean 8.33
_diffrn_measured_fraction_theta_full 0.99
_diffrn_measured_fraction_theta_max 0.99
_diffrn_measurement_device_type  'Bruker APEX-II area-detector'
_diffrn_measurement_method       '\f and \w'
_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  0.036
_diffrn_reflns_av_sigmaI/netI    0.043
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -29
_diffrn_reflns_limit_k_max       5
_diffrn_reflns_limit_k_min       -5
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            4164
_diffrn_reflns_theta_full        27.0
_diffrn_reflns_theta_max         27.0
_diffrn_reflns_theta_min         2.8
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.093
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.289
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             376
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.19
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.13
_refine_diff_density_min         -0.18
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.96
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     121
_refine_ls_number_reflns         1061
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.96
_refine_ls_R_factor_all          0.081
_refine_ls_R_factor_gt           0.046
_refine_ls_shift/su_max          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^)+(0.1074P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.131
_refine_ls_wR_factor_ref         0.165
_reflns_number_gt                621
_reflns_number_total             1061
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            lh2004.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic'
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 'Orthorhombic' changed to
'orthorhombic' 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_database_code               2208370
_cod_database_fobs_code          2208370