10-(4-Fluorophenyl)-3,3,6,6,9-pentamethyl-3,4,6,7,9,10-hexahydroacridine-1,8(2<i>H</i>,5<i>H</i>)-dione and 10-(4-fluorophenyl)-3,3,6,6-tetramethyl-9-propyl-3,4,6,7,9,10-hexahydroacridine-1,8(2<i>H</i>,5<i>H</i>)-dione
Subbiah Pandi, A.; Velmurugan, D.; Shanmuga Sundara Raj, S.; Fun, Hoong-Kun; Seshadri, P. R.; Thirumalai, D.; Acta Crystallographica Section C 57 (2001) 821–824; doi:10.1107/S0108270101005662

data_2012101
_publ_section_title
;10-(4-Fluorophenyl)-3,3,6,6,9-pentamethyl-3,4,6,7,9,10-hexahydroacridine-1,8(2<i>H</i>,5<i>H</i>)-dione
 and
 10-(4-fluorophenyl)-3,3,6,6-tetramethyl-9-propyl-3,4,6,7,9,10-hexahydroacridine-1,8(2<i>H</i>,5<i>H</i>)-dione
;
_journal_issue                   7
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              821
_journal_page_last               824
_journal_paper_doi               10.1107/S0108270101005662
_journal_volume                  57
_journal_year                    2001
_chemical_formula_moiety         'C24 H28 F N O2'
_chemical_formula_sum            'C24 H28 F N O2'
_chemical_formula_weight         381.47
_chemical_name_systematic
;
10-(4-Fluorophenyl)-3,3,6,6,9-pentamethyl-3,4,6,7,9,10-hexahydroacridine-
1,8(2H,5H)-dione
;
_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'
_audit_creation_method           SHELXL97
_cell_angle_alpha                90
_cell_angle_beta                 112.8490(10)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   17.1481(2)
_cell_length_b                   17.39090(10)
_cell_length_c                   15.8023(3)
_cell_measurement_reflns_used    8324
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      28.30
_cell_measurement_theta_min      1.29
_cell_volume                     4342.79(10)
_computing_cell_refinement       'SAINT (Siemens, 1996)'
_computing_data_collection       'SMART (Siemens, 1996)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'ZORTEP (Zsolnai, 1997)'
_computing_publication_material  'SHELXL97 and PARST (Nardelli, 1983b, 1995)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 8.33
_diffrn_measured_fraction_theta_full .946
_diffrn_measured_fraction_theta_max .946
_diffrn_measurement_device_type  'Siemens SMART CCD area-detector'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     .71073
_diffrn_reflns_av_R_equivalents  .075
_diffrn_reflns_av_sigmaI/netI    .092
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            29750
_diffrn_reflns_theta_full        28.30
_diffrn_reflns_theta_max         28.30
_diffrn_reflns_theta_min         1.29
_diffrn_standards_decay_%        none
_exptl_absorpt_coefficient_mu    .079
_exptl_absorpt_correction_T_max  .978
_exptl_absorpt_correction_T_min  .963
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            'pale yellow'
_exptl_crystal_density_diffrn    1.167
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1632
_exptl_crystal_size_max          .48
_exptl_crystal_size_mid          .38
_exptl_crystal_size_min          .28
_refine_diff_density_max         .72
_refine_diff_density_min         -.27
_refine_ls_extinction_coef       none
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.018
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     505
_refine_ls_number_reflns         10547
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.018
_refine_ls_R_factor_all          .153
_refine_ls_R_factor_gt           .064
_refine_ls_shift/su_max          .001
_refine_ls_shift/su_mean         .000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w = 1/[\s^2^(Fo^2^)+(0.0504P)^2^+0.0465P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_ref         .188
_reflns_number_gt                4439
_reflns_number_total             10547
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            na1517.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
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 'Monoclinic' changed to 'monoclinic'
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_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2012101
_cod_database_fobs_code          2012101