Hydrothermal in situ ligand reaction: copper(II)-mediated stepwise oxidation of 2,3,5- and 2,4,6-trimethylpyridine to pyridinecarboxylates
Li, Cui-Jin; Lin, Zhuojia; Yun, Lei; Xie, Yu-Ling; Leng, Ji-Dong; Ou, Yong-Cong; Tong, Ming-Liang; CrystEngComm 12 (2010) 425–; doi:10.1039/b911463g

data_7211637
_publ_section_title
;
 Hydrothermal in situ ligand reaction: copper(II)-mediated stepwise
 oxidation of 2,3,5- and 2,4,6-trimethylpyridine to pyridinecarboxylates
;
_journal_issue                   2
_journal_name_full               CrystEngComm
_journal_page_first              425
_journal_paper_doi               10.1039/b911463g
_journal_volume                  12
_journal_year                    2010
_chemical_formula_sum            'C8 H3 Cu2 N O7'
_chemical_formula_weight         352.19
_chemical_name_systematic
;
?
;
_space_group_IT_number           52
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2a 2bc'
_symmetry_space_group_name_H-M   'P n n 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                   8.909(2)
_cell_length_b                   12.330(3)
_cell_length_c                   17.476(4)
_cell_measurement_temperature    293(2)
_cell_volume                     1919.7(8)
_computing_cell_refinement       'Bruker SMART (Bruker, 1998)'
_computing_data_collection       'Bruker SMART (Bruker, 1998)'
_computing_data_reduction        'Bruker SAINT + & SHELXTL (Bruker, 1998)'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker 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 0.941
_diffrn_measured_fraction_theta_max 0.941
_diffrn_measurement_device_type  'Bruker SMART CCD area detector'
_diffrn_measurement_method       '\f and \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  0.0454
_diffrn_reflns_av_sigmaI/netI    0.0619
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -5
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            3904
_diffrn_reflns_theta_full        25.99
_diffrn_reflns_theta_max         25.99
_diffrn_reflns_theta_min         2.02
_exptl_absorpt_coefficient_mu    4.459
_exptl_absorpt_correction_T_max  0.7664
_exptl_absorpt_correction_T_min  0.6445
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker, 2002)'
_exptl_crystal_colour            dark-green
_exptl_crystal_density_diffrn    2.437
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1376
_exptl_crystal_size_max          0.11
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.06
_refine_diff_density_max         1.717
_refine_diff_density_min         -0.717
_refine_diff_density_rms         0.180
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.076
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     164
_refine_ls_number_reflns         1782
_refine_ls_number_restraints     12
_refine_ls_restrained_S_all      1.073
_refine_ls_R_factor_all          0.0755
_refine_ls_R_factor_gt           0.0581
_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^)+(0.0515P)^2^+14.8749P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1274
_refine_ls_wR_factor_ref         0.1351
_reflns_number_gt                1432
_reflns_number_total             1782
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b911463g.txt
_cod_data_source_block           3
_cod_original_sg_symbol_H-M      pnna
_cod_database_code               7211637