9-(3,4-Dimethoxyphenyl)-3,3,6,6-tetramethyl-1,2,3,4,5,6,7,8,9,10-decahydroacridine-1,8-dione
Kant, Rajni; Gupta, Vivek K.; Kapoor, Kamini; Patil, D. R.; Chandam, D. R.; Deshmukh, Madhukar B.; Acta Crystallographica Section E 69 (2013) o297–o298; doi:10.1107/S1600536813002250

data_2237356
_publ_section_title
;
 9-(3,4-Dimethoxyphenyl)-3,3,6,6-tetramethyl-1,2,3,4,5,6,7,8,9,10-decahydroacridine-1,8-dione
;
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o297
_journal_page_last               o298
_journal_paper_doi               10.1107/S1600536813002250
_journal_volume                  69
_journal_year                    2013
_chemical_formula_iupac          'C25 H31 N O4'
_chemical_formula_moiety         'C25 H31 N O4'
_chemical_formula_sum            'C25 H31 N O4'
_chemical_formula_weight         409.51
_chemical_name_systematic
9-(3,4-Dimethoxyphenyl)-3,3,6,6-tetramethyl-1,2,3,4,5,6,7,8,9,10-decahydroacridine-1,8-dione
_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                   14.1607(6)
_cell_length_b                   15.3126(10)
_cell_length_c                   21.1196(14)
_cell_measurement_reflns_used    6069
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      29.0109
_cell_measurement_theta_min      3.4574
_cell_volume                     4579.5(5)
_computing_cell_refinement       'CrysAlis PRO (Oxford Diffraction, 2010)'
_computing_data_collection       'CrysAlis PRO (Oxford Diffraction, 2010)'
_computing_data_reduction        'CrysAlis PRO (Oxford Diffraction, 2010)'
_computing_molecular_graphics
'ORTEP-3 for Windows (Farrugia, 2012) and PLATON (Spek, 2009)'
_computing_publication_material  'PLATON (Spek, 2009)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 16.1049
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Oxford Diffraction Xcalibur Sapphire3'
_diffrn_measurement_method       '\w scans'
_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  0.0553
_diffrn_reflns_av_sigmaI/netI    0.0805
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            14639
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         3.46
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.080
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.67184
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(CrysAlis PRO; Oxford Diffraction, 2010)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.188
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1760
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.2
_refine_diff_density_max         0.169
_refine_diff_density_min         -0.168
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.013
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     604
_refine_ls_number_reflns         6386
_refine_ls_number_restraints     53
_refine_ls_restrained_S_all      1.010
_refine_ls_R_factor_all          0.0962
_refine_ls_R_factor_gt           0.0587
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0377P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1087
_refine_ls_wR_factor_ref         0.1272
_reflns_number_gt                4075
_reflns_number_total             6386
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            lh5574.cif
_cod_data_source_block           I
_cod_original_sg_symbol_H-M      'P c a 21 '
_cod_database_code               2237356
_cod_database_fobs_code          2237356