Diethyl 2,5-bis[(<i>E</i>)-thiophen-2-ylmethyleneamino]thiophene-3,4-dicarboxylate
Dufresne, Stéphane; Bourgeaux, Marie; Skene, W. G.; Acta Crystallographica Section E 62 (2006) o5602–o5604; doi:10.1107/S1600536806046915

data_2211506
_publ_section_title
;
 Diethyl
 2,5-bis[(<i>E</i>)-thiophen-2-ylmethyleneamino]thiophene-3,4-dicarboxylate
;
_journal_coeditor_code           LH2231
_journal_issue                   12
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o5602
_journal_page_last               o5604
_journal_paper_doi               10.1107/S1600536806046915
_journal_volume                  62
_journal_year                    2006
_chemical_formula_iupac          'C20 H18 N2 O4 S3'
_chemical_formula_moiety         'C20 H18 N2 O4 S3'
_chemical_formula_sum            'C20 H18 N2 O4 S3'
_chemical_formula_weight         446.54
_chemical_name_systematic
;
Diethyl 2,5-Bis[(E)-thiophen-2-ylmethyleneamino]thiophene-3,4-dicarboxylate
;
_space_group_IT_number           60
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2n 2ab'
_symmetry_space_group_name_H-M   'P b c n'
_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                   17.039(5)
_cell_length_b                   18.642(8)
_cell_length_c                   13.690(4)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      20.00
_cell_measurement_theta_min      15.00
_cell_volume                     4349(3)
_computing_cell_refinement       'CAD-4 Software'
_computing_data_collection       'CAD-4 Software (Enraf--Nonius, 1989)'
_computing_data_reduction        'local program'
_computing_molecular_graphics    'SHELXTL (Bruker, 1997)'
_computing_publication_material  'UdMX (Marris, 2004)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Enraf--Nonius CAD-4'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'X-ray sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.091
_diffrn_reflns_av_sigmaI/netI    0.0689
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            32236
_diffrn_reflns_theta_full        69.99
_diffrn_reflns_theta_max         69.99
_diffrn_reflns_theta_min         3.51
_diffrn_standards_decay_%        -0.07
_diffrn_standards_interval_time  60
_diffrn_standards_number         4
_exptl_absorpt_coefficient_mu    3.363
_exptl_absorpt_correction_T_max  0.6500
_exptl_absorpt_correction_T_min  0.1600
_exptl_absorpt_correction_type   gaussian
_exptl_absorpt_process_details   'Gaussian from crystal shape'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.364
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1856
_exptl_crystal_size_max          0.44
_exptl_crystal_size_mid          0.35
_exptl_crystal_size_min          0.14
_refine_diff_density_max         0.219
_refine_diff_density_min         -0.244
_refine_ls_extinction_coef       0.00082(4)
_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   0.728
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     265
_refine_ls_number_reflns         4130
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.728
_refine_ls_R_factor_all          0.1042
_refine_ls_R_factor_gt           0.0426
_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^)+(0.0464P)^2^]'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0971
_refine_ls_wR_factor_ref         0.1137
_reflns_number_gt                1716
_reflns_number_total             4130
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            lh2231.cif
_cod_data_source_block           III
_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.

'_exptl_absorpt_correction_type' value 'Gaussian' changed to
'gaussian' according to
'/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

'_geom_bond_publ_flag'
value 'Y' changed to 'y' according to
'/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29 (13
times).

'_geom_bond_publ_flag' value 'N' changed to 'n' according to
'/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29 (16
times).

'_geom_angle_publ_flag' value 'N' changed to 'n' according to
'/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29 (41
time).

'_geom_torsion_publ_flag' value 'Y' changed to 'y' according to
'/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29 (6
times).

'_geom_torsion_publ_flag' value 'N' changed to 'n' according to
'/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29 (48 times).

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.

'_exptl_absorpt_correction_type' value 'Gaussian'
changed to 'gaussian' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

'_geom_bond_publ_flag'
value 'Y' changed to 'y' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29 (13
times).

'_geom_bond_publ_flag' value 'N' changed to 'n' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29 (16
times).

'_geom_angle_publ_flag' value 'N' changed to 'n' according
to /home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary
named 'cif_core.dic' version 2.4.1 from 2010-06-29 (41
time).

'_geom_torsion_publ_flag' value 'Y' changed to 'y' according
to /home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary
named 'cif_core.dic' version 2.4.1 from 2010-06-29 (6
times).

'_geom_torsion_publ_flag' value 'N' changed to 'n' according
to /home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary
named 'cif_core.dic' version 2.4.1 from 2010-06-29 (48 times).

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
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_cod_database_code               2211506
_cod_database_fobs_code          2211506