N-acyldithieno[3,2-b:2',3'-d]pyrroles: second generation dithieno[3,2-b:2',3'-d]pyrrole building blocks with stabilized energy levels.
Evenson, Sean J.; Rasmussen, Seth C.; Organic letters 12 (2010) 4054–4057; doi:10.1021/ol101647f

data_1503176
_publ_section_title
;
 N-acyldithieno[3,2-b:2',3'-d]pyrroles: second generation
 dithieno[3,2-b:2',3'-d]pyrrole building blocks with stabilized energy
 levels.
;
_journal_issue                   18
_journal_name_full               'Organic letters'
_journal_page_first              4054
_journal_page_last               4057
_journal_paper_doi               10.1021/ol101647f
_journal_volume                  12
_journal_year                    2010
_chemical_formula_moiety         'C15 H9 N O S2'
_chemical_formula_sum            'C15 H9 N O S2'
_chemical_formula_weight         283.35
_chemical_name_common            N-Benzoyldithieno[3,2-b:2',3'-d]pyrrole
_chemical_name_systematic
;
N-Benzoyldithieno[3,2-b:2',3'-d]pyrrole
;
_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'
_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                 109.858(6)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.802(3)
_cell_length_b                   11.154(3)
_cell_length_c                   10.384(3)
_cell_measurement_reflns_used    1725
_cell_measurement_temperature    273(2)
_cell_measurement_theta_max      27.82
_cell_measurement_theta_min      2.59
_cell_volume                     1285.7(6)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      273(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.0699
_diffrn_reflns_av_sigmaI/netI    0.0543
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       6
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            8564
_diffrn_reflns_theta_full        27.98
_diffrn_reflns_theta_max         27.97
_diffrn_reflns_theta_min         2.59
_exptl_absorpt_coefficient_mu    0.403
_exptl_absorpt_correction_T_max  0.9384
_exptl_absorpt_correction_T_min  0.8555
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.464
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             584
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.32
_exptl_crystal_size_min          0.16
_refine_diff_density_max         0.217
_refine_diff_density_min         -0.314
_refine_diff_density_rms         0.068
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.992
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     172
_refine_ls_number_reflns         3078
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.992
_refine_ls_R_factor_all          0.0588
_refine_ls_R_factor_gt           0.0422
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0799P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1151
_refine_ls_wR_factor_ref         0.1293
_reflns_number_gt                2204
_reflns_number_total             3078
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol101647f_si_002.cif
_cod_data_source_block           p21c
_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 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      'P2(1)/c  '
_cod_database_code               1503176