3-[4-(5-Formyl-2-methoxyphenoxy)butoxy]-4-methoxybenzaldehyde
Han, Jian-Rong; Zhen, Xiao-Li; Acta Crystallographica Section E 61 (2005) o4049–o4050; doi:10.1107/S1600536805036135

data_2207591
_publ_section_title
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 3-[4-(5-Formyl-2-methoxyphenoxy)butoxy]-4-methoxybenzaldehyde
;
_journal_coeditor_code           LH6534
_journal_issue                   12
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o4049
_journal_page_last               o4050
_journal_paper_doi               10.1107/S1600536805036135
_journal_volume                  61
_journal_year                    2005
_chemical_formula_iupac          'C20 H22 O6'
_chemical_formula_moiety         'C20 H22 O6'
_chemical_formula_sum            'C20 H22 O6'
_chemical_formula_weight         358.38
_chemical_name_systematic
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3-[4-(5-Formyl-2-methoxyphenoxy)butoxy]-4-methoxybenzaldehyde
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_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                 94.499(5)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   7.828(2)
_cell_length_b                   7.261(2)
_cell_length_c                   16.445(4)
_cell_measurement_reflns_used    1180
_cell_measurement_temperature    294(2)
_cell_measurement_theta_max      24.25
_cell_measurement_theta_min      2.98
_cell_volume                     931.8(4)
_computing_cell_refinement       'SAINT (Bruker, 1999)'
_computing_data_collection       'SMART (Bruker, 1999)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'SHELXTL (Sheldrick, 1997b)'
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997a)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997a)'
_diffrn_ambient_temperature      294(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker SMART-CCD area-detector'
_diffrn_measurement_method       '\f and \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  0.0394
_diffrn_reflns_av_sigmaI/netI    0.0481
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            5085
_diffrn_reflns_theta_full        26.40
_diffrn_reflns_theta_max         26.40
_diffrn_reflns_theta_min         2.48
_exptl_absorpt_coefficient_mu    0.094
_exptl_absorpt_correction_T_max  0.987
_exptl_absorpt_correction_T_min  0.972
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.277
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             380
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.14
_refine_diff_density_max         0.390
_refine_diff_density_min         -0.239
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.138
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     120
_refine_ls_number_reflns         1907
_refine_ls_number_restraints     6
_refine_ls_restrained_S_all      1.727
_refine_ls_R_factor_all          0.0971
_refine_ls_R_factor_gt           0.0490
_refine_ls_shift/su_max          0.005
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w = 1/[\s^2^(Fo^2^)+(0.0515P)^2^+0.0565P] where P = (Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1134
_refine_ls_wR_factor_ref         0.1308
_reflns_number_gt                1109
_reflns_number_total             1907
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            lh6534.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_cell_volume        931.9(4)
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               2207591
_cod_database_fobs_code          2207591