2-Azido-1-(4-methylphenyl)ethanone
Arshad, Muhammad; Yousuf, Sammer; Butt, Hafiza Madiha; Saeed, Sumayya; Basha, Fatima Z.; Acta Crystallographica Section E 68 (2012) o1608–; doi:10.1107/S1600536812018491

data_2235220
_publ_section_title
;
 2-Azido-1-(4-methylphenyl)ethanone
;
_journal_coeditor_code           RZ2744
_journal_issue                   6
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1608
_journal_paper_doi               10.1107/S1600536812018491
_journal_volume                  68
_journal_year                    2012
_chemical_formula_iupac          'C9 H9 N3 O'
_chemical_formula_moiety         'C9 H9 N3 O'
_chemical_formula_sum            'C9 H9 N3 O'
_chemical_formula_weight         175.19
_chemical_name_systematic
;
2-Azido-1-(4-methylphenyl)ethanone
;
_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                90.00
_cell_angle_beta                 118.726(15)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.696(3)
_cell_length_b                   9.025(3)
_cell_length_c                   14.248(4)
_cell_measurement_reflns_used    3299
_cell_measurement_temperature    273(2)
_cell_measurement_theta_max      25.49
_cell_measurement_theta_min      2.78
_cell_volume                     867.8(5)
_computing_cell_refinement       'SAINT (Bruker, 2000)'
_computing_data_collection       'SMART (Bruker, 2000)'
_computing_data_reduction        'SAINT (Bruker, 2000)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material
;
SHELXTL (Sheldrick, 2008), PARST (Nardelli, 1995) and PLATON
(Spek, 2009)
;
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      273(2)
_diffrn_measured_fraction_theta_full 0.986
_diffrn_measured_fraction_theta_max 0.986
_diffrn_measurement_device_type
;
Bruker SMART APEX CCD area-detector
;
_diffrn_measurement_method       '\w scan'
_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  0.0186
_diffrn_reflns_av_sigmaI/netI    0.0210
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            4915
_diffrn_reflns_theta_full        25.49
_diffrn_reflns_theta_max         25.49
_diffrn_reflns_theta_min         2.78
_exptl_absorpt_coefficient_mu    0.092
_exptl_absorpt_correction_T_max  0.9845
_exptl_absorpt_correction_T_min  0.9728
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2000)'
_exptl_crystal_colour            Colourless
_exptl_crystal_density_diffrn    1.341
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             368
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.21
_exptl_crystal_size_min          0.17
_refine_diff_density_max         0.235
_refine_diff_density_min         -0.283
_refine_ls_extinction_coef       0.032(4)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXTL (Sheldrick, 2008)'
_refine_ls_goodness_of_fit_ref   1.072
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     120
_refine_ls_number_reflns         1595
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.072
_refine_ls_R_factor_all          0.0366
_refine_ls_R_factor_gt           0.0340
_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^)+(0.0506P)^2^+0.1892P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0877
_refine_ls_wR_factor_ref         0.0900
_reflns_number_gt                1464
_reflns_number_total             1595
_reflns_threshold_expression     I>2sigma(I)
_cod_data_source_file            rz2744.cif
_cod_data_source_block           I
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2235220
_cod_database_fobs_code          2235220