3-Nitro-2-phenylchroman
Zhao, Pei-Hua; Hao, Er-Jun; Liu, Ya-Qing; Zhao, Gui-Zhe; Acta Crystallographica Section E 68 (2012) o1742–; doi:10.1107/S1600536812020806

data_2235263
_publ_section_title
;
 3-Nitro-2-phenylchroman
;
_journal_coeditor_code           TK5093
_journal_issue                   6
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1742
_journal_paper_doi               10.1107/S1600536812020806
_journal_volume                  68
_journal_year                    2012
_chemical_formula_iupac          'C15 H13 N O3'
_chemical_formula_moiety         'C15 H13 N O3'
_chemical_formula_sum            'C15 H13 N O3'
_chemical_formula_weight         255.26
_chemical_name_systematic
;
3-Nitro-2-phenylchroman
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                70.85(3)
_cell_angle_beta                 82.89(3)
_cell_angle_gamma                84.87(3)
_cell_formula_units_Z            2
_cell_length_a                   5.3769(11)
_cell_length_b                   10.105(2)
_cell_length_c                   12.320(3)
_cell_measurement_reflns_used    1554
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.9785
_cell_measurement_theta_min      3.4824
_cell_volume                     626.6(3)
_computing_cell_refinement       'CrystalClear (Rigaku/MSC, 2005)'
_computing_data_collection       'CrystalClear (Rigaku/MSC, 2005)'
_computing_data_reduction        'CrystalClear (Rigaku/MSC, 2005)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  'SHELXTL (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'Rigaku Saturn'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  confocal
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0528
_diffrn_reflns_av_sigmaI/netI    0.0929
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            5249
_diffrn_reflns_theta_full        25.02
_diffrn_reflns_theta_max         25.02
_diffrn_reflns_theta_min         3.17
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.095
_exptl_absorpt_correction_T_max  0.9906
_exptl_absorpt_correction_T_min  0.9812
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(Crystalclear; Rigaku/MSC, 2005)'
_exptl_crystal_colour            Colourless
_exptl_crystal_density_diffrn    1.353
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prism
_exptl_crystal_F_000             268
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.467
_refine_diff_density_min         -0.308
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.073
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     172
_refine_ls_number_reflns         2205
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.073
_refine_ls_R_factor_all          0.1152
_refine_ls_R_factor_gt           0.0554
_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^)+(0.0551P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1257
_refine_ls_wR_factor_ref         0.1516
_reflns_number_gt                912
_reflns_number_total             2205
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            tk5093.cif
_cod_data_source_block           I
_cod_original_cell_volume        626.6(2)
_cod_database_code               2235263
_cod_database_fobs_code          2235263