Diethyl <i>cis</i>-1,2,3,4,5,10-hexahydro-7,8-dimethyl-1,4-dioxo-2,3,4a,10a-tetraazabenzo[<i>g</i>]cyclopent[<i>cd</i>]azulene-2a,10b-dicarboxylate chloroform disolvate
Wei, Fa-Qian; Wu, An-Xin; Acta Crystallographica Section E 61 (2005) o1453–o1455; doi:10.1107/S1600536805012183

data_2205782
_publ_section_title
;Diethyl
 <i>cis</i>-1,2,3,4,5,10-hexahydro-7,8-dimethyl-1,4-dioxo-2,3,4a,10a-tetraazabenzo[<i>g</i>]cyclopent[<i>cd</i>]azulene-2a,10b-dicarboxylate
 chloroform disolvate
;
_journal_issue                   5
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1453
_journal_page_last               o1455
_journal_paper_doi               10.1107/S1600536805012183
_journal_volume                  61
_journal_year                    2005
_chemical_formula_iupac          'C20 H24 N4 O6 , 2C H Cl3'
_chemical_formula_moiety         'C20 H24 N4 O6 , 2C H Cl3'
_chemical_formula_sum            'C22 H26 Cl6 N4 O6'
_chemical_formula_weight         655.17
_chemical_melting_point          236
_chemical_name_systematic
;
diethyl
cis-1,2,3,4,5,10-hexahydro-7,8-dimethyl-1,4-dioxo-2,3,4a,10a-
tetraazabenzo[g]cyclopent[cd]azulene-2a,10b-dicarboxylate chloroform
disolvate
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL97
_cell_angle_alpha                90.00
_cell_angle_beta                 108.566(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   25.216(3)
_cell_length_b                   9.9757(9)
_cell_length_c                   25.566(3)
_cell_measurement_reflns_used    3132
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      21.68
_cell_measurement_theta_min      2.27
_cell_volume                     6096.4(12)
_computing_cell_refinement       'SAINT (Bruker, 2000)'
_computing_data_collection       'SMART (Bruker, 2000)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    SHELXTL
_computing_publication_material  SHELXTL
_computing_structure_refinement  SHELXTL
_computing_structure_solution    'SHELXTL (Bruker, 2000)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker SMART Apex CCD area-detector'
_diffrn_measurement_method       '\f and \w'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0443
_diffrn_reflns_av_sigmaI/netI    0.0828
_diffrn_reflns_limit_h_max       31
_diffrn_reflns_limit_h_min       -30
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            16255
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         1.68
_exptl_absorpt_coefficient_mu    0.605
_exptl_absorpt_correction_T_max  0.8684
_exptl_absorpt_correction_T_min  0.8393
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2000)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.428
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2688
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.24
_refine_diff_density_max         0.238
_refine_diff_density_min         -0.230
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.022
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     347
_refine_ls_number_reflns         5990
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.022
_refine_ls_R_factor_all          0.0947
_refine_ls_R_factor_gt           0.0582
_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^)+(0.05P)^2^+1.22P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1126
_refine_ls_wR_factor_ref         0.1192
_reflns_number_gt                3790
_reflns_number_total             5990
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ob6507.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        6096.5(12)
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               2205782
_cod_database_fobs_code          2205782