Crystal structure of dimethyl 3,3'-[(4-chlorophenyl)methylene]bis(1<i>H</i>-indole-2-carboxylate)
Li, Yu-long; Sun, Hong-shun; Jiang, Hong; Xu, Ning; Xu, Hong; Acta Crystallographica Section E 70 (2014) 259–261; doi:10.1107/S1600536814020686

data_2240027
_publ_section_title
;
 Crystal structure of dimethyl
 3,3'-[(4-chlorophenyl)methylene]bis(1<i>H</i>-indole-2-carboxylate)
;
_journal_issue                   10
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              259
_journal_page_last               261
_journal_paper_doi               10.1107/S1600536814020686
_journal_volume                  70
_journal_year                    2014
_chemical_formula_iupac          'C27 H21 Cl N2 O4'
_chemical_formula_moiety         'C27 H21 Cl N2 O4'
_chemical_formula_sum            'C27 H21 Cl N2 O4'
_chemical_formula_weight         472.91
_chemical_name_systematic
;
Dimethyl 3,3'-[(4-chlorophenyl)methylene]bis(1<i>H</i>-indole-2-carboxylate)
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                109.58(3)
_cell_angle_beta                 111.50(3)
_cell_angle_gamma                91.32(3)
_cell_formula_units_Z            2
_cell_length_a                   10.126(2)
_cell_length_b                   11.090(2)
_cell_length_c                   12.246(2)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      13
_cell_measurement_theta_min      9
_cell_volume                     1188.7(6)
_computing_cell_refinement
;
CAD-4 EXPRESS (Enraf--Nonius, 1994)
;
_computing_data_collection
;
CAD-4 EXPRESS (Enraf--Nonius, 1994)
;
_computing_data_reduction
;
XCAD4 (Harms & Wocadlo, 1995)
;
_computing_molecular_graphics
;
SHELXTL (Sheldrick, 2008)
;
_computing_publication_material
;
SHELXTL (Sheldrick, 2008)
;
_computing_structure_refinement
;
SHELXL97 (Sheldrick, 2008)
;
_computing_structure_solution
;
SHELXS97 (Sheldrick, 2008)
;
_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/2\q
_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  0.0239
_diffrn_reflns_av_sigmaI/netI    0.0495
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            4651
_diffrn_reflns_theta_full        25.37
_diffrn_reflns_theta_max         25.37
_diffrn_reflns_theta_min         1.92
_diffrn_standards_decay_%        1
_diffrn_standards_interval_count 200
_diffrn_standards_interval_time  120
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.197
_exptl_absorpt_correction_T_max  0.9806
_exptl_absorpt_correction_T_min  0.9433
_exptl_absorpt_correction_type   psi-scan
_exptl_absorpt_process_details
;
(North <i>et al.</i>,  1968)
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.321
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             492
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.182
_refine_diff_density_min         -0.328
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.008
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     307
_refine_ls_number_reflns         4381
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.008
_refine_ls_R_factor_all          0.1038
_refine_ls_R_factor_gt           0.0570
_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^)+(0.1000P)^2^+0.1000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1495
_refine_ls_wR_factor_ref         0.1768
_reflns_number_gt                2728
_reflns_number_total             4381
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            su2784sup1.cif
_cod_data_source_block           I
_cod_original_cell_volume        1188.7(4)
_cod_database_code               2240027
_cod_database_fobs_code          2240027