Synthesis of an ortho-Triazacyclophane:N,N',N''-Trimethyltribenzo-1,4,7-triazacyclononatriene
Andria M. Panagopoulos; Matthias Zeller; Daniel P. Becker; Journal of Organic Chemistry 75 (2010) 7887–7892; doi:10.1021/jo1017074

data_4025835
_publ_section_title
;
 Synthesis of an
 ortho-Triazacyclophane:N,N',N''-Trimethyltribenzo-1,4,7-triazacyclononatriene
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              7887
_journal_page_last               7892
_journal_paper_doi               10.1021/jo1017074
_journal_volume                  75
_journal_year                    2010
_chemical_formula_sum            'C20 H19 N3'
_chemical_formula_weight         301.38
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_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                   9.9479(15)
_cell_length_b                   15.727(2)
_cell_length_c                   19.800(3)
_cell_measurement_reflns_used    817
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      21.74
_cell_measurement_theta_min      2.63
_cell_volume                     3097.7(8)
_computing_cell_refinement       'Apex2 v2008.2-4'
_computing_data_collection       'Apex2 v2008.2-4 (Bruker, 2008)'
_computing_data_reduction        'Apex2 v2008.2-4'
_computing_molecular_graphics    'SHELXTL 6.14'
_computing_publication_material  'SHELXTL 6.14'
_computing_structure_refinement  'SHELXTL 6.14'
_computing_structure_solution
'SHELXTL 6.14 (Bruker, 2000-2003; Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker AXS SMART APEX CCD diffractometer'
_diffrn_measurement_method       '\w 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  0.0620
_diffrn_reflns_av_sigmaI/netI    0.0674
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            12939
_diffrn_reflns_theta_full        28.28
_diffrn_reflns_theta_max         28.28
_diffrn_reflns_theta_min         2.06
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.078
_exptl_absorpt_correction_T_max  0.986
_exptl_absorpt_correction_T_min  0.790
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Apex2 v2008.2-4 (Bruker, 2008)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.292
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1280
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.295
_refine_diff_density_min         -0.216
_refine_diff_density_rms         0.051
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.020
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     213
_refine_ls_number_reflns         3843
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.020
_refine_ls_R_factor_all          0.0972
_refine_ls_R_factor_gt           0.0521
_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^)+(0.0533P)^2^+0.2003P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1043
_refine_ls_wR_factor_ref         0.1191
_reflns_number_gt                2454
_reflns_number_total             3843
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            jo1017074_si_001.cif
_cod_data_source_block           09mz317_0m
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to the built-in table from CIF Core
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1646 2011-03-28 12:23:43Z adriana 
;
_cod_database_code               4025835