Direct Observation of a Photoinduced Nonstabilized Nitrile Imine Structure in the Solid State
Shao-Liang Zheng; Yizhong Wang; Zhipeng Yu; Qing Lin; Philip Coppens; Journal of the American Chemical Society 131 (2009) 18036–18037; doi:10.1021/ja9094523

data_4105488
_publ_section_title
;
 Direct Observation of a Photoinduced Nonstabilized Nitrile Imine
 Structure in the Solid State
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              18036
_journal_page_last               18037
_journal_paper_doi               10.1021/ja9094523
_journal_volume                  131
_journal_year                    2009
_chemical_formula_moiety         'C18 H16 N8 O12 Zn, 2(H4 N)'
_chemical_formula_sum            'C18 H24 N10 O12 Zn'
_chemical_formula_weight         637.84
_chemical_name_common            '[NH4][Zn(CO2-CN4-C6H4-CO2)(H2O)2]'
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                86.8060(10)
_cell_angle_beta                 84.0820(10)
_cell_angle_gamma                63.8670(10)
_cell_formula_units_Z            1
_cell_length_a                   7.2682(4)
_cell_length_b                   7.2725(4)
_cell_length_c                   12.8156(7)
_cell_measurement_reflns_used    183
_cell_measurement_temperature    90(2)
_cell_measurement_theta_max      25
_cell_measurement_theta_min      2.5
_cell_volume                     604.88(6)
_computing_cell_refinement       'Bruker Saint v7.23A (Bruker, 2005)'
_computing_data_collection       'APEX2 (Bruker, 2004)'
_computing_data_reduction        'Bruker Saint v7.23A (Bruker, 2005)'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      90(2)
_diffrn_detector_area_resol_mean 8.33
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker SMART APEX2'
_diffrn_measurement_method       \wand\f-scans
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0182
_diffrn_reflns_av_sigmaI/netI    0.0134
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            15139
_diffrn_reflns_theta_full        29.64
_diffrn_reflns_theta_max         29.64
_diffrn_reflns_theta_min         1.60
_diffrn_source                   rotating-anode
_diffrn_source_type              'RIGAKU RU-2000BEH'
_exptl_absorpt_coefficient_mu    1.102
_exptl_absorpt_correction_T_max  0.9783
_exptl_absorpt_correction_T_min  0.9368
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS 2004/1 (Bruker, 2004)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.751
_exptl_crystal_description       Needle
_exptl_crystal_F_000             328
_exptl_crystal_size_max          0.06
_exptl_crystal_size_mid          0.04
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.462
_refine_diff_density_min         -0.297
_refine_diff_density_rms         0.058
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.089
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     219
_refine_ls_number_reflns         3405
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.089
_refine_ls_R_factor_all          0.0240
_refine_ls_R_factor_gt           0.0229
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0316P)^2^+0.3090P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0619
_refine_ls_wR_factor_ref         0.0626
_reflns_number_gt                3284
_reflns_number_total             3405
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja9094523_si_007.cif
_cod_data_source_block           '[NH4][Zn(CO2-CN4-C6H4-CO2)(H2O)2]'
_cod_database_code               4105488