Modulation of single-molecule magnet behaviour via photochemical [2+2] cycloaddition
Long-Fei Wang; Jiang-Zhen Qiu; Jun-Liang Liu; Yan-Cong Chen; Jian-Hua Jia; Jesus Jover; Eliseo Ruiz; Ming-Liang Tong; Chem.Commun. 51 (2015) 15358–; doi:10.1039/C5cc07073B

data_7117934
_publ_section_title
;
 Modulation of single-molecule magnet behaviour via photochemical [2+2]
 cycloaddition
;
_journal_name_full               Chem.Commun.
_journal_page_first              15358
_journal_paper_doi               10.1039/C5cc07073B
_journal_volume                  51
_journal_year                    2015
_chemical_formula_sum            'C72 H76 Dy0.11 N18 O26 Y1.89'
_chemical_formula_weight         1795.42
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2015-05-15 deposited with the CCDC.
2015-09-03 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 93.631(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   11.0563(5)
_cell_length_b                   21.8263(10)
_cell_length_c                   16.5576(10)
_cell_measurement_reflns_used    4757
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      26.7870
_cell_measurement_theta_min      3.1640
_cell_volume                     3987.6(4)
_computing_cell_refinement
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.28 (release 01-02-2013 CrysAlis171 .NET)
(compiled Feb  1 2013,16:14:44)
;
_computing_data_collection
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.28 (release 01-02-2013 CrysAlis171 .NET)
(compiled Feb  1 2013,16:14:44)
;
_computing_data_reduction
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.28 (release 01-02-2013 CrysAlis171 .NET)
(compiled Feb  1 2013,16:14:44)
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.981
_diffrn_measured_fraction_theta_max 0.981
_diffrn_measurement_device_type  'Xcalibur, Sapphire3, Gemini ultra'
_diffrn_measurement_method       '\w 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  0.0456
_diffrn_reflns_av_sigmaI/netI    0.0676
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       27
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            20005
_diffrn_reflns_theta_full        27.00
_diffrn_reflns_theta_max         27.00
_diffrn_reflns_theta_min         2.95
_exptl_absorpt_coefficient_mu    1.561
_exptl_absorpt_correction_T_max  0.7600
_exptl_absorpt_correction_T_min  0.6019
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.28 (release 01-02-2013 CrysAlis171 .NET)
(compiled Feb  1 2013,16:14:44)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.495
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1846
_exptl_crystal_size_max          0.36
_exptl_crystal_size_mid          0.21
_exptl_crystal_size_min          0.19
_refine_diff_density_max         0.475
_refine_diff_density_min         -0.418
_refine_diff_density_rms         0.076
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.102
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     541
_refine_ls_number_reflns         8533
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.102
_refine_ls_R_factor_all          0.0882
_refine_ls_R_factor_gt           0.0593
_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^)+(0.0362P)^2^+3.6479P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1021
_refine_ls_wR_factor_ref         0.1106
_reflns_number_gt                6541
_reflns_number_total             8533
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5cc07073b2.cif
_cod_data_source_block           2'
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7117934