Recognition between V- and dumbbell-shaped molecules
Wong, Wing-Yan; Lee, Siu-Fung; Chan, Hoi-Shan; Mak, Thomas C. W.; Wong, Chi-Hin; Huang, Lau-Shan; Stoddart, J. Fraser; Cham-Fai Leung, Ken; RSC Advances 3 (2013) 26382–; doi:10.1039/c3ra43470b

data_7239206
_publ_section_title
;
 Recognition between V- and dumbbell-shaped molecules
;
_journal_issue                   48
_journal_name_full               'RSC Advances'
_journal_page_first              26382
_journal_paper_doi               10.1039/c3ra43470b
_journal_volume                  3
_journal_year                    2013
_chemical_formula_sum            'C21 H19 N3 O2'
_chemical_formula_weight         345.39
_space_group_IT_number           41
_space_group_name_Hall           'A 2 -2ab'
_space_group_name_H-M_alt        'A e a 2'
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_H-M   'A e a 2'
_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            4
_cell_length_a                   7.1660(6)
_cell_length_b                   40.204(3)
_cell_length_c                   6.3427(5)
_cell_measurement_reflns_used    205
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      15
_cell_measurement_theta_min      15
_cell_volume                     1827.3(3)
_computing_cell_refinement       'BRUKER KAPPA APEXII DUO DIFFRACTOMETER'
_computing_data_collection       'BRUKER KAPPA APEXII DUO DIFFRACTOMETER'
_computing_data_reduction        'BRUKER KAPPA APEXII DUO DIFFRACTOMETER'
_computing_molecular_graphics    'SIEMENS SHELXTL'
_computing_publication_material  'SIEMENS SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'BRUKER KAPPA APEXII DUO DIFFRACTOMETER'
_diffrn_measurement_method       'PHI & OMEGA SCAN'
_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  0.0504
_diffrn_reflns_av_sigmaI/netI    0.0492
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       52
_diffrn_reflns_limit_k_min       -52
_diffrn_reflns_limit_l_max       6
_diffrn_reflns_limit_l_min       -8
_diffrn_reflns_number            6680
_diffrn_reflns_theta_full        27.95
_diffrn_reflns_theta_max         27.95
_diffrn_reflns_theta_min         1.01
_exptl_absorpt_coefficient_mu    0.083
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.6521
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.255
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             728
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.123
_refine_diff_density_min         -0.230
_refine_diff_density_rms         0.036
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   1(2)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.000
_refine_ls_hydrogen_treatment    riding
_refine_ls_matrix_type           full
_refine_ls_number_parameters     119
_refine_ls_number_reflns         2019
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.999
_refine_ls_R_factor_all          0.0926
_refine_ls_R_factor_gt           0.0439
_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^)+(0.0489P)^2^+0.2607P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0920
_refine_ls_wR_factor_ref         0.1147
_reflns_number_gt                1226
_reflns_number_total             2019
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3ra43470b.txt
_cod_data_source_block           WY206
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Orthorhombic' was changed
to 'orthorhombic' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/RSC/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_cell_volume        1827.4(3)
_cod_original_sg_symbol_H-M      Aba2
_cod_database_code               7239206