Crystal structure of 3-amino-8-methoxy-1-phenyl-1H-benzo[f]chromene-2-carbonitrile, C21H16N2O2
Okasha, Rawda M.; Amr, Abd El-Galil E.; El-Agrody, Ahmed M.; Al-Omar, Mohamed A.; Ghabbour, Hazem A.; Zeitschrift für Kristallographie - New Crystal Structures 232 (2017) 497–499; doi:10.1515/ncrs-2016-0338

data_8106583
_publ_section_title
;
 Crystal structure of
 3-amino-8-methoxy-1-phenyl-1H-benzo[f]chromene-2-carbonitrile, C21H16N2O2
;
_journal_issue                   3
_journal_name_full
'Zeitschrift f\"ur Kristallographie - New Crystal Structures'
_journal_page_first              497
_journal_page_last               499
_journal_paper_doi               10.1515/ncrs-2016-0338
_journal_volume                  232
_journal_year                    2017
_chemical_formula_sum            'C21 H16 N2 O2'
_chemical_formula_weight         328.36
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_cell_setting           triclinic
_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                95.747(2)
_cell_angle_beta                 104.384(2)
_cell_angle_gamma                101.768(2)
_cell_formula_units_Z            2
_cell_length_a                   8.5971(3)
_cell_length_b                   9.8586(3)
_cell_length_c                   10.6199(4)
_cell_measurement_reflns_used    1976
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      66.43
_cell_measurement_theta_min      4.35
_cell_volume                     842.69(5)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2014 (Sheldrick 2014)'
_computing_structure_solution    'SHELXS-97 (Sheldrick 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.984
_diffrn_measured_fraction_theta_max 0.984
_diffrn_measurement_device_type  'Bruker APEX-II D8 venture'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus micro tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0616
_diffrn_reflns_av_sigmaI/netI    0.0660
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            8461
_diffrn_reflns_theta_full        66.72
_diffrn_reflns_theta_max         66.72
_diffrn_reflns_theta_min         4.35
_diffrn_standards_decay_%        .
_diffrn_standards_interval_count .
_diffrn_standards_interval_time  .
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.677
_exptl_absorpt_correction_T_max  0.9280
_exptl_absorpt_correction_T_min  0.9160
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS_Bruker_2014
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.294
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             344
_exptl_crystal_size_max          0.13
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.11
_refine_diff_density_max         0.139
_refine_diff_density_min         -0.129
_refine_diff_density_rms         0.036
_refine_ls_extinction_coef       0.022(2)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.019
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     236
_refine_ls_number_reflns         2941
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.019
_refine_ls_R_factor_all          0.0850
_refine_ls_R_factor_gt           0.0482
_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^)+(0.0680P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1187
_refine_ls_wR_factor_ref         0.1377
_reflns_number_gt                1905
_reflns_number_total             2941
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            suppl_ncrs-2016-0338_suppl.cif
_cod_data_source_block           global
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               8106583