1,1-Dibenzyl-6-methoxy-3,4-dihydro-1<i>H</i>-naphthalen-2-one
Christopher L. Brown; Sarah J. Head; Peter C. Healy; Acta Crystallographica Section E 58 (2002) o178–o179; doi:10.1107/S1600536802000715

data_2200973
_publ_section_title
;
 1,1-Dibenzyl-6-methoxy-3,4-dihydro-1<i>H</i>-naphthalen-2-one
;
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o178
_journal_page_last               o179
_journal_paper_doi               10.1107/S1600536802000715
_journal_volume                  58
_journal_year                    2002
_chemical_formula_iupac          'C25 H24 O2'
_chemical_formula_moiety         'C25 H24 O2'
_chemical_formula_sum            'C25 H24 O2'
_chemical_formula_weight         356.44
_chemical_name_systematic
;
1,1-Dibenzyl-6-methoxy-3,4-dihydro-1H-naphthalen-2-one
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yab'
_symmetry_space_group_name_H-M   'P 1 21/a 1'
_atom_sites_solution_hydrogens   constr
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90
_cell_angle_beta                 102.51(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   14.766(5)
_cell_length_b                   11.214(4)
_cell_length_c                   12.089(4)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    295
_cell_measurement_theta_max      19.7
_cell_measurement_theta_min      17.1
_cell_volume                     1954.2(12)
_computing_cell_refinement       'MSC/AFC7 Diffractometer Control Software'
_computing_data_collection
;
MSC/AFC7 Diffractometer Control Software
(Molecular Structure Corporation, 1999)
;
_computing_data_reduction
'TEXSAN for Windows (Molecular Structure Corporation, 1997-2001)'
_computing_molecular_graphics    'ORTEP-3 (Farrugia, 1997)'
_computing_publication_material  'TEXSAN for Windows and PLATON (Spek, 2001)'
_computing_structure_refinement
'TEXSAN for Windows and SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'TEXSAN for Windows'
_diffrn_ambient_temperature      295
_diffrn_measured_fraction_theta_full .999
_diffrn_measured_fraction_theta_max .999
_diffrn_measurement_device_type  'Rigaku AFC-7R'
_diffrn_measurement_method       \w/2\q
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Rigaku rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     .71069
_diffrn_reflns_av_R_equivalents  .029
_diffrn_reflns_av_sigmaI/netI    .047
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            3985
_diffrn_reflns_reduction_process
;
 ?
;
_diffrn_reflns_theta_full        25.0
_diffrn_reflns_theta_max         25.0
_diffrn_reflns_theta_min         2.5
_diffrn_standards_decay_%        .2
_diffrn_standards_interval_count 150
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    .075
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.212
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prismatic
_exptl_crystal_F_000             760
_exptl_crystal_size_max          .50
_exptl_crystal_size_mid          .40
_exptl_crystal_size_min          .25
_refine_diff_density_max         .50
_refine_diff_density_min         -.31
_refine_ls_extinction_coef       .0071(18)
_refine_ls_extinction_expression FC^*^=KFC[1+0.001XFC^2^\L^3^/SIN(2\Q)]^-1/4^
_refine_ls_extinction_method     SHELXL97
_refine_ls_goodness_of_fit_ref   1.03
_refine_ls_hydrogen_treatment    noref'
_refine_ls_matrix_type           full
_refine_ls_number_parameters     245
_refine_ls_number_reflns         3440
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.03
_refine_ls_R_factor_all          .105
_refine_ls_R_factor_gt           .052
_refine_ls_shift/su_max          .001
_refine_ls_shift/su_mean         .000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w = 1/[\s^2^(Fo^2^)+(0.0825P)^2^+0.4084P] where P = (Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          .146
_refine_ls_wR_factor_ref         .174
_reflns_number_gt                2037
_reflns_number_total             3440
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            tk6050.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/a'
_cod_database_code               2200973
_cod_database_fobs_code          2200973