Fluorescence of 5-Arylvinyl-5'-Methyl-2,2'-Bipyridyl Ligands and Their Zinc Complexes
Ali H. Younes; Lu Zhang; Ronald J. Clark; Lei Zhu; Journal of Organic Chemistry 74 (2009) 8761–8772; doi:10.1021/jo901889y

data_4025057
_publ_section_title
;
Fluorescence of 5-Arylvinyl-5'-Methyl-2,2'-Bipyridyl Ligands and Their
Zinc Complexes
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              8761
_journal_page_last               8772
_journal_paper_doi               10.1021/jo901889y
_journal_volume                  74
_journal_year                    2009
_chemical_formula_moiety         'C18 H17 N3'
_chemical_formula_sum            'C18 H17 N3'
_chemical_formula_weight         275.35
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 90.116(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.3834(8)
_cell_length_b                   22.903(3)
_cell_length_c                   8.4719(9)
_cell_measurement_reflns_used    8833
_cell_measurement_temperature    153(2)
_cell_measurement_theta_max      26.41
_cell_measurement_theta_min      2.56
_cell_volume                     1432.6(3)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      153(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_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  0.0261
_diffrn_reflns_av_sigmaI/netI    0.0187
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       28
_diffrn_reflns_limit_k_min       -28
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            14822
_diffrn_reflns_theta_full        26.41
_diffrn_reflns_theta_max         26.41
_diffrn_reflns_theta_min         1.78
_exptl_absorpt_coefficient_mu    0.077
_exptl_absorpt_correction_T_max  0.9832
_exptl_absorpt_correction_T_min  0.8840
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            light
_exptl_crystal_density_diffrn    1.277
_exptl_crystal_density_meas      0
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       FlatPlat
_exptl_crystal_F_000             584
_exptl_crystal_size_max          0.31
_exptl_crystal_size_mid          0.24
_exptl_crystal_size_min          0.22
_refine_diff_density_max         0.251
_refine_diff_density_min         -0.247
_refine_diff_density_rms         0.043
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.981
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     192
_refine_ls_number_reflns         2930
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.981
_refine_ls_R_factor_all          0.0471
_refine_ls_R_factor_gt           0.0432
_refine_ls_shift/su_max          0.015
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0554P)^2^+0.6971P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1090
_refine_ls_wR_factor_ref         0.1120
_reflns_number_gt                2644
_reflns_number_total             2930
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo901889y_si_001.cif
_cod_data_source_block           zhu15
_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 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_sg_symbol_Hall     -P2yn
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               4025057