Photoisomerization and thermal isomerization of shuttlecock- and bowl-equipped (phenylazo)pyridines.
Suwa, Kazuya; Otsuki, Joe; Goto, Kei; The journal of physical chemistry. A 114 (2010) 884–890; doi:10.1021/jp909922y

data_1502762
_publ_section_title
;
 Photoisomerization and thermal isomerization of shuttlecock- and
 bowl-equipped (phenylazo)pyridines.
;
_journal_issue                   2
_journal_name_full               'The journal of physical chemistry. A'
_journal_page_first              884
_journal_page_last               890
_journal_paper_doi               10.1021/jp909922y
_journal_volume                  114
_journal_year                    2010
_chemical_formula_sum            'C61 H61 N3 O'
_chemical_formula_weight         852.13
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
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_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
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_cell_length_b                   17.661(9)
_cell_length_c                   20.091(11)
_cell_measurement_temperature    120(2)
_cell_volume                     4825(5)
_computing_cell_refinement       CrystalClear
_computing_data_collection       CrystalClear
_computing_data_reduction        CrystalClear
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      120(2)
_diffrn_measured_fraction_theta_full 0.971
_diffrn_measured_fraction_theta_max 0.971
_diffrn_measurement_device_type  'RIGAKU MercuryCCD'
_diffrn_measurement_method       CCD
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71070
_diffrn_reflns_av_R_equivalents  0.0195
_diffrn_reflns_av_sigmaI/netI    0.0391
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       18
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_diffrn_reflns_number            31001
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         3.05
_exptl_absorpt_coefficient_mu    0.069
_exptl_absorpt_correction_T_max  0.9730
_exptl_absorpt_correction_T_min  0.9664
_exptl_absorpt_correction_type   empirical
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.173
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1824
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.40
_refine_diff_density_max         0.310
_refine_diff_density_min         -0.243
_refine_diff_density_rms         0.052
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.116
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1228
_refine_ls_number_reflns         16492
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.116
_refine_ls_R_factor_all          0.0875
_refine_ls_R_factor_gt           0.0660
_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^)+(0.0762P)^2^+2.6034P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1563
_refine_ls_wR_factor_ref         0.1747
_reflns_number_gt                12530
_reflns_number_total             16492
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jp909922y_si_004.cif
_cod_data_source_block           crystalclear
_cod_depositor_comments
;
The following automatic conversions were performed:
'_atom_site_symetry_multiplicity' tag replaced with
'_atom_site_symmetry_multiplicity'.

Automatic conversion script
Id: cif_correct_tags 1440 2010-10-19 06:21:57Z saulius 
;
_cod_original_cell_volume        4825(4)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               1502762