Synthesis and properties of five unexpected copper complexes with ring-cleavage of 3,6-di-2-pyridyl-1,2,4,5‒tetrazine by one pot in situ hydrothermal reaction
Cui, Jiehu; Huang, Liangfang; Lu, Zhenzhong; Li, Yizhi; Guo, Zijian; Zheng, Hegen; CrystEngComm 14 (2012) 2258–; doi:10.1039/c2ce05785a

data_7207391
_publ_section_title
;
 Synthesis and properties of five unexpected copper complexes with
 ring-cleavage of 3,6-di-2-pyridyl-1,2,4,5--tetrazine by one pot in situ
 hydrothermal reaction
;
_journal_issue                   6
_journal_name_full               CrystEngComm
_journal_page_first              2258
_journal_paper_doi               10.1039/c2ce05785a
_journal_volume                  14
_journal_year                    2012
_chemical_formula_moiety         'C14 H8 Cu2 N6 O'
_chemical_formula_sum            'C14 H8 Cu2 N6 O'
_chemical_formula_weight         403.34
_chemical_name_systematic
;
?
;
_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                 109.733(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.763(2)
_cell_length_b                   15.902(4)
_cell_length_c                   9.503(2)
_cell_measurement_reflns_used    1233
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      26.6665
_cell_measurement_theta_min      2.56
_cell_volume                     1388.7(5)
_computing_cell_refinement       'SMART (Bruker, 2000)'
_computing_data_collection       'SMART (Bruker, 2000)'
_computing_data_reduction        'SMART (Bruker, 2000)'
_computing_molecular_graphics    SHELXTL
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'CCD area detector'
_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  0.0481
_diffrn_reflns_av_sigmaI/netI    0.0483
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            3416
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.56
_exptl_absorpt_coefficient_mu    3.075
_exptl_absorpt_correction_T_max  0.524
_exptl_absorpt_correction_T_min  0.413
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS; Bruker, 2000'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.929
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             800
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.21
_refine_diff_density_max         1.052
_refine_diff_density_min         -0.370
_refine_diff_density_rms         0.075
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.018
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     99
_refine_ls_number_reflns         1227
_refine_ls_number_restraints     5
_refine_ls_restrained_S_all      1.040
_refine_ls_R_factor_all          0.0457
_refine_ls_R_factor_gt           0.0346
_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^)+(0.0357P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0785
_refine_ls_wR_factor_ref         0.0807
_reflns_number_gt                931
_reflns_number_total             1227
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2ce05785a.txt
_cod_data_source_block           cui
_cod_original_cell_volume        1388.7(6)
_cod_original_sg_symbol_Hall     -C2yc
_cod_original_sg_symbol_H-M      'C2/c '
_cod_database_code               7207391