3-(Anthracen-9-ylmethylene)-2,4-dimethyl-3<i>H</i>-benzo[1,5]diazepine
Megzari, Ahmed; El Bali, Brahim; Janati, Tajdine; Kerbal, Abdelali; Benlarbi, Najib; Benhadda, Taibi; Mimouni, Mustapha; Bolte, Michael; Acta Crystallographica Section E 59 (2003) o606–o607; doi:10.1107/S1600536803007207

data_2202126
_publ_section_title
;
 3-(Anthracen-9-ylmethylene)-2,4-dimethyl-3<i>H</i>-benzo[1,5]diazepine
;
_journal_issue                   5
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o606
_journal_page_last               o607
_journal_paper_doi               10.1107/S1600536803007207
_journal_volume                  59
_journal_year                    2003
_chemical_formula_iupac          'C26 H20 N2'
_chemical_formula_moiety         'C26 H20 N2'
_chemical_formula_sum            'C26 H20 N2'
_chemical_formula_weight         360.44
_chemical_name_systematic
;
3-(Anthracen-9-ylmethylene)-2,4-dimethyl-3H-benzo[1,5]diazepine
;
_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            8
_cell_length_a                   12.8014(9)
_cell_length_b                   10.4027(8)
_cell_length_c                   28.5030(19)
_cell_measurement_reflns_used    24219
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      29.5
_cell_measurement_theta_min      2.3
_cell_volume                     3795.7(5)
_computing_cell_refinement       X-AREA
_computing_data_collection       'X-AREA (Stoe & Cie, 2001)'
_computing_data_reduction        X-AREA
_computing_molecular_graphics    'XP in SHELXTL-Plus (Sheldrick, 1991)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'Stoe IPDS II two-circle'
_diffrn_measurement_method       \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  0.0722
_diffrn_reflns_av_sigmaI/netI    0.0478
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       39
_diffrn_reflns_limit_l_min       -39
_diffrn_reflns_number            31816
_diffrn_reflns_theta_full        29.45
_diffrn_reflns_theta_max         29.45
_diffrn_reflns_theta_min         1.96
_diffrn_standards_decay_%        0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.074
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.261
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1520
_exptl_crystal_size_max          0.48
_exptl_crystal_size_mid          0.42
_exptl_crystal_size_min          0.36
_refine_diff_density_max         0.366
_refine_diff_density_min         -0.197
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.941
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     509
_refine_ls_number_reflns         5318
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.941
_refine_ls_R_factor_all          0.0670
_refine_ls_R_factor_gt           0.0505
_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^)+(0.0732P)^2^] where P = (Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1185
_refine_ls_wR_factor_ref         0.1232
_reflns_number_gt                3581
_reflns_number_total             5318
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ob6229.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               2202126
_cod_database_fobs_code          2202126