Synthesis, characterization, crystal structure and preliminary reactivity behaviour of new heteropolytopic ligands based on the 1,3,5-triazine spacer and pyrazolyl, tris-pyrazolylmethyl and tris-pyrazolylethoxy bonding fragments.
Di Nicola, C.; Garau, F.; Marchetti, F.; Monari, M.; Pandolfo, L.; Pettinari, C.; Venzo, A.; Dalton transactions (Cambridge, England : 2003) 40 (2011) 4941–4953; doi:10.1039/c0dt01787f

data_7015637
_publ_section_title
;
 Synthesis, characterization, crystal structure and preliminary
 reactivity behaviour of new heteropolytopic ligands based on the
 1,3,5-triazine spacer and pyrazolyl, tris-pyrazolylmethyl and
 tris-pyrazolylethoxy bonding fragments.
;
_journal_issue                   18
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              4941
_journal_page_last               4953
_journal_paper_doi               10.1039/c0dt01787f
_journal_volume                  40
_journal_year                    2011
_chemical_formula_sum            'C11 H12 N6 O'
_chemical_formula_weight         244.27
_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           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 125.6120(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   19.6841(11)
_cell_length_b                   11.6982(6)
_cell_length_c                   12.5672(7)
_cell_measurement_reflns_used    2024
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      23.55
_cell_measurement_theta_min      2.57
_cell_volume                     2352.6(2)
_computing_cell_refinement       SMART
_computing_data_collection       SMART
_computing_data_reduction        SAINT+
_computing_molecular_graphics    'SCHAKAL99 (Keller 1999)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR-97 (Giacovazzo, 1997)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.985
_diffrn_measured_fraction_theta_max 0.985
_diffrn_measurement_device_type  'Bruker SMART Apex II CCD'
_diffrn_measurement_method       'phi and omega 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  0.0158
_diffrn_reflns_av_sigmaI/netI    0.0115
_diffrn_reflns_limit_h_max       25
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            13081
_diffrn_reflns_theta_full        27.98
_diffrn_reflns_theta_max         27.98
_diffrn_reflns_theta_min         2.16
_exptl_absorpt_coefficient_mu    0.097
_exptl_absorpt_correction_T_max  0.981
_exptl_absorpt_correction_T_min  0.965
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            white
_exptl_crystal_density_diffrn    1.379
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1024
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.25
_refine_diff_density_max         0.259
_refine_diff_density_min         -0.335
_refine_diff_density_rms         0.075
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.062
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     167
_refine_ls_number_reflns         2794
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.061
_refine_ls_R_factor_all          0.0480
_refine_ls_R_factor_gt           0.0441
_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^)+(0.0737P)^2^+0.6254P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1186
_refine_ls_wR_factor_ref         0.1229
_reflns_number_gt                2481
_reflns_number_total             2794
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            c0dt01787f.txt
_cod_data_source_block           tpetoh
_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 1555 2011-01-17 13:19:09Z saulius 
;
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               7015637