Flipping the Switch: Fast Photoisomerization in a Confined Environment.
Williams, Derek E.; Martin, Corey R.; Dolgopolova, Ekaterina A.; Swifton, Anton; Godfrey, Danielle C.; Ejegbavwo, Otega A.; Pellechia, Perry J.; Smith, Mark D.; Shustova, Natalia B.; Journal of the American Chemical Society 140 (2018) 7611–7622; doi:10.1021/jacs.8b02994

data_4132340
_publ_section_title
;
 Flipping the Switch: Fast Photoisomerization in a Confined Environment.
;
_journal_issue                   24
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              7611
_journal_page_last               7622
_journal_paper_doi               10.1021/jacs.8b02994
_journal_volume                  140
_journal_year                    2018
_chemical_formula_moiety         'C50 H24 Br2 N2 O8 Zn2'
_chemical_formula_sum            'C63 H40 Br2 N4 O11 Zn2'
_chemical_formula_weight         1319.55
_space_group_crystal_system      orthorhombic
_space_group_IT_number           47
_space_group_name_Hall           '-P 2 2'
_space_group_name_H-M_alt        'P m m m'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     dual
_audit_creation_date             2017-08-02
_audit_creation_method
;
Olex2 1.2
(compiled 2017.07.20 svn.r3457 for OlexSys, GUI svn.r5370)
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            1
_cell_length_a                   11.291(4)
_cell_length_b                   15.799(5)
_cell_length_c                   18.292(6)
_cell_measurement_reflns_used    2965
_cell_measurement_temperature    220(2)
_cell_measurement_theta_max      21.13
_cell_measurement_theta_min      2.22
_cell_volume                     3263.0(19)
_computing_cell_refinement       'SAINT v8.37A (Bruker, 2015)'
_computing_data_collection       'Bruker APEX3 v2016.5-0 (Bruker, 2016)'
_computing_data_reduction        'SAINT v8.37A (Bruker, 2015)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL (Sheldrick, 2008)'
_computing_structure_solution    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      220(2)
_diffrn_detector                 'Bruker PHOTON-100 area detector'
_diffrn_detector_area_resol_mean 10.4
_diffrn_detector_type            'CMOS area detector'
_diffrn_measured_fraction_theta_full 0.988
_diffrn_measured_fraction_theta_max 0.988
_diffrn_measurement_device       'three-circle diffractometer'
_diffrn_measurement_device_type  'Bruker D8 Quest'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_monochromator  'mirror optics'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1348
_diffrn_reflns_av_unetI/netI     0.0786
_diffrn_reflns_Laue_measured_fraction_full 0.988
_diffrn_reflns_Laue_measured_fraction_max 0.988
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            12712
_diffrn_reflns_point_group_measured_fraction_full 0.988
_diffrn_reflns_point_group_measured_fraction_max 0.988
_diffrn_reflns_theta_full        21.298
_diffrn_reflns_theta_max         21.298
_diffrn_reflns_theta_min         2.217
_diffrn_source                   'microfocus sealed X-ray tube'
_diffrn_source_type              'Incoatec I\ms'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.008
_exptl_absorpt_correction_T_max  0.7446
_exptl_absorpt_correction_T_min  0.5842
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.1175 before and 0.0613 after correction.
The Ratio of minimum to maximum transmission is 0.7846.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            red
_exptl_crystal_colour_primary    red
_exptl_crystal_density_diffrn    0.672
_exptl_crystal_description       plate
_exptl_crystal_F_000             664
_exptl_crystal_size_max          0.46
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.758
_refine_diff_density_min         -0.533
_refine_diff_density_rms         0.066
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.027
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     103
_refine_ls_number_reflns         2089
_refine_ls_number_restraints     84
_refine_ls_restrained_S_all      1.018
_refine_ls_R_factor_all          0.0829
_refine_ls_R_factor_gt           0.0571
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0905P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1431
_refine_ls_wR_factor_ref         0.1544
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1432
_reflns_number_total             2089
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ja8b02994_si_006.cif
_cod_data_source_block           crm_017_sq
_cod_original_cell_volume        3263.0(18)
_cod_database_code               4132340
_shelx_shelxl_version_number     2017/1
_shelx_estimated_absorpt_t_max   0.839
_shelx_estimated_absorpt_t_min   0.654
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
2. Uiso/Uaniso restraints and constraints
Uanis(C6) \\sim Ueq, Uanis(C7) \\sim Ueq: with sigma of 0.015 and sigma for
terminal atoms of 0.03
3. Rigid body (RIGU) restrains
 Br1, O1, C1, C2, C3, C4, C5, C6, C7
 with sigma for 1-2 distances of 0.004 and sigma for 1-3 distances of 0.004
 N1, C11, C12, C13, C14, C15
 with sigma for 1-2 distances of 0.004 and sigma for 1-3 distances of 0.004
4. Others
 Fixed Sof: C11(0.5) H11(0.5) C12(0.5) H12(0.5) C15(0.5)
5.a Riding coordinates:
 C11(H11), C12(H12)
5.b Aromatic/amide H refined with riding coordinates:
 C3(H3), C4(H4)
;
_shelx_res_checksum              86680
_shelx_hkl_checksum              49511
_shelx_fab_checksum              57776
_olex2_submission_special_instructions 'No special instructions were received'