2,2'-Disilylazobenzenes featuring double intramolecular nitrogensilicon coordination: a photoisomerizable fluorophore.
Kano, Naokazu; Yamamura, Masaki; Kawashima, Takayuki; Dalton transactions (Cambridge, England : 2003) 44 (2015) 16256–16265; doi:10.1039/c5dt02038g

data_7036763
_publ_section_title
;
 2,2'-Disilylazobenzenes featuring double intramolecular nitrogensilicon
 coordination: a photoisomerizable fluorophore.
;
_journal_issue                   37
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              16256
_journal_page_last               16265
_journal_paper_doi               10.1039/c5dt02038g
_journal_volume                  44
_journal_year                    2015
_chemical_formula_moiety         'C18 H24 F2 N2 Si2'
_chemical_formula_sum            'C18 H24 F2 N2 Si2'
_chemical_formula_weight         362.57
_space_group_crystal_system      orthorhombic
_space_group_IT_number           64
_space_group_name_Hall           '-C 2ac 2'
_space_group_name_H-M_alt        'C m c e'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2013
_audit_update_record
;
2015-07-02 deposited with the CCDC.
2015-07-10 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   7.290(5)
_cell_length_b                   16.889(12)
_cell_length_c                   15.688(12)
_cell_measurement_reflns_used    2632
_cell_measurement_temperature    130(2)
_cell_measurement_theta_max      27.3871
_cell_measurement_theta_min      3.0434
_cell_volume                     1932(2)
_computing_cell_refinement       'CrystalClear (Rigaku/MSC Inc., 2006)'
_computing_data_collection       'CrystalClear (Rigaku/MSC Inc., 2006)'
_computing_data_reduction        'CrystalClear (Rigaku/MSC Inc., 2006)'
_computing_molecular_graphics    'ORTEP-3 for Windows (Farrugia, 1997)'
_computing_publication_material
'Yadokari-XG 2009 (Wakita, Nemoto et al., 2009)'
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      130(2)
_diffrn_detector_area_resol_mean 14.5666
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_details
;
scan:
    Number of images: 600
               Slice: -70.0000 - 110.0000
         Image width: 0.3000
            Exp time: 10.0000
       Rotation axis: Omega
               Omega: 0.0000
                 Chi: 45.0000
                 Phi: 0.0000
                 XTD: 45.3361
              2theta: 19.6775
scan:
    Number of images: 600
               Slice: -70.0000 - 110.0000
         Image width: 0.3000
            Exp time: 10.0000
       Rotation axis: Omega
               Omega: 0.0000
                 Chi: 45.0000
                 Phi: 90.0000
                 XTD: 45.3361
              2theta: 19.6775

;
_diffrn_measurement_device
;
Mercury CCD (2x2 bin mode)
;
_diffrn_measurement_device_details
;
AFC8: Eulerian 3-circle
;
_diffrn_measurement_method       dtprofit.ref
_diffrn_orient_matrix_type       d*Trek
_diffrn_orient_matrix_UB_11      0.0115
_diffrn_orient_matrix_UB_12      -0.0041
_diffrn_orient_matrix_UB_13      -0.1366
_diffrn_orient_matrix_UB_21      0.0267
_diffrn_orient_matrix_UB_22      0.0528
_diffrn_orient_matrix_UB_23      0.0007
_diffrn_orient_matrix_UB_31      0.0566
_diffrn_orient_matrix_UB_32      -0.0287
_diffrn_orient_matrix_UB_33      0.0056
_diffrn_radiation_detector       CCD
_diffrn_radiation_monochromator  'Graphite Monochromator'
_diffrn_radiation_source         'Sealed Tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.7107
_diffrn_reflns_av_R_equivalents  0.0417
_diffrn_reflns_av_unetI/netI     0.0332
_diffrn_reflns_Laue_measured_fraction_full 0.993
_diffrn_reflns_Laue_measured_fraction_max 0.992
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            7144
_diffrn_reflns_point_group_measured_fraction_full 0.993
_diffrn_reflns_point_group_measured_fraction_max 0.992
_diffrn_reflns_reduction_process 'Lp corrections applied'
_diffrn_reflns_theta_full        25.241
_diffrn_reflns_theta_max         27.391
_diffrn_reflns_theta_min         3.309
_exptl_absorpt_coefficient_mu    0.204
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.8225
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
Jacobson, R. (1998) Private communication
;
_exptl_crystal_colour            Yellow
_exptl_crystal_density_diffrn    1.247
_exptl_crystal_description       Block
_exptl_crystal_F_000             768
_exptl_crystal_size_max          0.500
_exptl_crystal_size_mid          0.200
_exptl_crystal_size_min          0.050
_refine_diff_density_max         0.286
_refine_diff_density_min         -0.297
_refine_diff_density_rms         0.061
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.117
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     72
_refine_ls_number_reflns         1176
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.117
_refine_ls_R_factor_all          0.0578
_refine_ls_R_factor_gt           0.0473
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0590P)^2^+1.7300P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1207
_refine_ls_wR_factor_ref         0.1286
_reflns_Friedel_coverage         0.000
_reflns_number_gt                973
_reflns_number_total             1176
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c5dt02038g2.cif
_cod_data_source_block           E-4d
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_absorpt_correction_type' value 'Multi-scan' changed to
'multi-scan' according to
/usr/data/users/saulius/crontab/automatic-downloads/current/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 3271 2015-04-21 07:52:19Z andrius 
;
_cod_database_code               7036763
_shelx_estimated_absorpt_t_min   0.905
_shelx_estimated_absorpt_t_max   0.990
_shelxl_version_number           2013-4
_shelx_res_checksum              74437