Synthesis and Crystal Structure of 10,20-Dimethyl-15-oxa-1,3,6,8,9,21-hexaazapentacyclo[15.3.1.16,9.13,21.08,13]tricosa-11,18-diene-2,7,14,22,23-pentaone
BANERT, Klaus; SCHUMANN, Patrick; RÜFFER, Tobias; LANG, Heinrich; X-ray Structure Analysis Online 25 (2009) 9–; doi:10.2116/xraystruct.25.9

data_1551797
_publ_section_title
;
 Synthesis and Crystal Structure of
 10,20-Dimethyl-15-oxa-1,3,6,8,9,21-hexaazapentacyclo[15.3.1.16,9.13,21.08,13]tricosa-11,18-diene-2,7,14,22,23-pentaone
;
_journal_name_full               'X-ray Structure Analysis Online'
_journal_page_first              9
_journal_paper_doi               10.2116/xraystruct.25.9
_journal_volume                  25
_journal_year                    2009
_chemical_formula_sum            'C20 H23 N7 O6'
_chemical_formula_weight         457.45
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yab'
_space_group_name_H-M_alt        'P 1 21/a 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yab'
_symmetry_space_group_name_H-M   'P 1 21/a 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                 107.83(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.105(2)
_cell_length_b                   20.061(3)
_cell_length_c                   11.213(3)
_cell_measurement_reflns_used    2981
_cell_measurement_temperature    125
_cell_measurement_theta_max      60.23
_cell_measurement_theta_min      4.63
_cell_volume                     2163.9(8)
_computing_cell_refinement
;
CrysAlis RED, Oxford Diffraction Ltd.,
Version 1.171.30.5 (release 12-06-2006 CrysAlis171 .NET)
(compiled Jun 12 2006,17:01:16)
;
_computing_data_collection
;
CrysAlis CCD, Oxford Diffraction Ltd.,
Version 1.171.30.5 (release 12-06-2006 CrysAlis171 .NET)
(compiled Jun 12 2006,17:01:16)
;
_computing_data_reduction
;
CrysAlis RED, Oxford Diffraction Ltd.,
Version 1.171.30.5 (release 12-06-2006 CrysAlis171 .NET)
(compiled Jun 12 2006,17:01:16)
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      125
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Oxford Gemini S'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0121
_diffrn_reflns_av_sigmaI/netI    0.0072
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            16576
_diffrn_reflns_theta_full        60.46
_diffrn_reflns_theta_max         60.46
_diffrn_reflns_theta_min         4.41
_exptl_absorpt_coefficient_mu    0.896
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.92102
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlis RED, Oxford Diffraction Ltd.,
Version 1.171.30.5 (release 12-06-2006 CrysAlis171 .NET)
(compiled Jun 12 2006,17:01:16)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.404
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             960
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.3
_exptl_crystal_size_min          0.2
_refine_diff_density_max         0.161
_refine_diff_density_min         -0.238
_refine_diff_density_rms         0.042
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.067
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     301
_refine_ls_number_reflns         3244
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.067
_refine_ls_R_factor_all          0.0327
_refine_ls_R_factor_gt           0.0310
_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^)+(0.0446P)^2^+0.7576P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0780
_refine_ls_wR_factor_ref         0.0791
_reflns_number_gt                3012
_reflns_number_total             3244
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            25_9_1.cif
_cod_data_source_block           ban10
_cod_original_cell_volume        2163.8(8)
_cod_original_sg_symbol_H-M      P2(1)/a
_cod_database_code               1551797