(<i>E</i>)-Ethyl 4-[4-(diethylamino)styryl]benzoate
Yao, Yong-Yan; Lv, Long; Zhang, Jun-Xiang; He, Hong-Wu; Acta Crystallographica Section E 64 (2008) o259–o259; doi:10.1107/S1600536807065610

data_2217175
_publ_section_title
;
 (<i>E</i>)-Ethyl 4-[4-(diethylamino)styryl]benzoate
;
_journal_coeditor_code           LH2575
_journal_issue                   1
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o259
_journal_page_last               o259
_journal_paper_doi               10.1107/S1600536807065610
_journal_volume                  64
_journal_year                    2008
_chemical_formula_iupac          'C21 H25 N O2'
_chemical_formula_moiety         'C21 H25 N O2'
_chemical_formula_sum            'C21 H25 N O2'
_chemical_formula_weight         323.42
_chemical_name_systematic
;
(<i>E</i>)-Ethyl 4-[4-(diethylamino)styryl]benzoate
;
_space_group_IT_number           33
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2c -2n'
_symmetry_space_group_name_H-M   'P n 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            4
_cell_length_a                   7.8689(11)
_cell_length_b                   8.8441(11)
_cell_length_c                   26.404(3)
_cell_measurement_reflns_used    1356
_cell_measurement_temperature    292(2)
_cell_measurement_theta_max      26.35
_cell_measurement_theta_min      2.56
_cell_volume                     1837.5(4)
_computing_cell_refinement       'SAINT-Plus (Bruker, 2001)'
_computing_data_collection       'SMART (Bruker, 2001)'
_computing_data_reduction        'SAINT-Plus (Bruker, 2001)'
_computing_molecular_graphics    'PLATON (Spek, 2003)'
_computing_publication_material  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      292(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker SMART CCD'
_diffrn_measurement_method       '\f and \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  0.1207
_diffrn_reflns_av_sigmaI/netI    0.0724
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       33
_diffrn_reflns_limit_l_min       -33
_diffrn_reflns_number            10027
_diffrn_reflns_theta_full        26.98
_diffrn_reflns_theta_max         26.98
_diffrn_reflns_theta_min         2.43
_exptl_absorpt_coefficient_mu    0.074
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.169
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             696
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.149
_refine_diff_density_min         -0.141
_refine_ls_extinction_coef       0.0030(12)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL97 (Sheldrick, 1997)'
_refine_ls_goodness_of_fit_ref   0.879
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     261
_refine_ls_number_reflns         2043
_refine_ls_number_restraints     6
_refine_ls_restrained_S_all      0.877
_refine_ls_R_factor_all          0.0852
_refine_ls_R_factor_gt           0.0440
_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^)+(0.0476P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0976
_refine_ls_wR_factor_ref         0.1120
_reflns_number_gt                1118
_reflns_number_total             2043
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            lh2575.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_original_cell_volume        1837.6(4)
_cod_database_code               2217175
_cod_database_fobs_code          2217175