Heterometallic CuII/DyIII 1D chiral polymers: chirogenesis and exchange coupling of toroidal moments in trinuclear Dy3 single molecule magnets
Novitchi, Ghenadie; Pilet, Guillaume; Ungur, Liviu; Moshchalkov, Victor V.; Wernsdorfer, Wolfgang; Chibotaru, Liviu F.; Luneau, Dominique; Powell, Annie K.; Chemical Science 3 (2012) 1169–; doi:10.1039/c2sc00728b

data_1515040
_publ_section_title
;
 Heterometallic CuII/DyIII 1D chiral polymers: chirogenesis and exchange
 coupling of toroidal moments in trinuclear Dy3 single molecule magnets
;
_journal_issue                   4
_journal_name_full               'Chemical Science'
_journal_page_first              1169
_journal_paper_doi               10.1039/c2sc00728b
_journal_volume                  3
_journal_year                    2012
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C69 H93 Cu2 Dy6 N11 O54'
_chemical_formula_sum            'C69 H93 Cu2 Dy6 N11 O54'
_chemical_formula_weight         3042.64
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_cell_angle_alpha                90.0
_cell_angle_beta                 102.308(5)
_cell_angle_gamma                90.0
_cell_formula_units_Z            2
_cell_length_a                   11.2309(6)
_cell_length_b                   23.8183(12)
_cell_length_c                   20.3932(11)
_cell_measurement_reflns_used    22076
_cell_measurement_temperature    110
_cell_measurement_theta_max      30
_cell_measurement_theta_min      3
_cell_volume                     5329.8(5)
_computing_cell_refinement       'CrysAlis RED, (Oxford Diffraction, 2002)'
_computing_data_collection       'Xcalibur, (Oxford Diffraction, 2002)'
_computing_data_reduction        'CrysAlis RED, (Oxford Diffraction, 2002)'
_computing_molecular_graphics    'CAMERON (Watkin et al., 1996)'
_computing_publication_material  'CRYSTALS (Betteridge et al., 2003)'
_computing_structure_refinement  'CRYSTALS (Betteridge et al., 2003)'
_computing_structure_solution    'SIR97 (Altomare et al., 1999)'
_diffrn_ambient_temperature      110
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.872
_diffrn_measurement_device       Area
_diffrn_measurement_device_type  'Oxford Diffraction XCALIBUR'
_diffrn_measurement_method       \w/2\q
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.061
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       32
_diffrn_reflns_limit_k_min       -31
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            47854
_diffrn_reflns_theta_full        26.382
_diffrn_reflns_theta_max         29.642
_diffrn_reflns_theta_min         3.340
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    4.637
_exptl_absorpt_correction_T_max  0.40
_exptl_absorpt_correction_T_min  0.33
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details
;
Analytical Absorption (De Meulenaer & Tompa, 1965)
;
_exptl_crystal_colour            blue
_exptl_crystal_density_diffrn    1.896
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prismatic
_exptl_crystal_F_000             2940
_exptl_crystal_size_max          0.329
_exptl_crystal_size_mid          0.272
_exptl_crystal_size_min          0.197
_refine_diff_density_max         2.41
_refine_diff_density_min         -1.94
_refine_ls_abs_structure_details 'Flack (1983), 0 Friedel-pairs'
_refine_ls_abs_structure_Flack   -0.012(16)
_refine_ls_extinction_method     None
_refine_ls_goodness_of_fit_ref   1.0638
_refine_ls_hydrogen_treatment    none
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1238
_refine_ls_number_reflns         18342
_refine_ls_number_restraints     40
_refine_ls_R_factor_all          0.0811
_refine_ls_R_factor_gt           0.0688
_refine_ls_shift/su_max          0.0077064
_refine_ls_shift/su_mean         0.0000767
_refine_ls_structure_factor_coef F
_refine_ls_weighting_details
;
Method, part 1, Chebychev polynomial, (Watkin, 1994, Prince, 1982)
[weight] = 1.0/[A~0~*T~0~(x)+A~1~*T~1~(x) ... +A~n-1~]*T~n-1~(x)]
where A~i~ are the Chebychev coefficients listed below and x= Fcalc/Fmax
Method = Robust Weighting (Prince, 1982)
W = [weight] * [1-(deltaF/6*sigmaF)^2^]^2^
A~i~ are:
29.5 -19.1 22.4
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_all         0.0944
_refine_ls_wR_factor_gt          0.0808
_refine_ls_wR_factor_ref         0.0756
_reflns_limit_h_max              14
_reflns_limit_h_min              -14
_reflns_limit_k_max              32
_reflns_limit_k_min              -31
_reflns_limit_l_max              26
_reflns_limit_l_min              0
_reflns_number_gt                20785
_reflns_number_total             23862
_reflns_threshold_expression     I>2.0\s(I)
_oxford_diffrn_Wilson_B_factor   0.00
_oxford_diffrn_Wilson_scale      0.00
_oxford_refine_ls_r_factor_ref   0.0624
_oxford_refine_ls_scale          1.1784(16)
_oxford_reflns_number_all        23828
_oxford_reflns_threshold_expression_ref I>3.0\s(I)
_cod_data_source_file            c2sc00728b.txt
_cod_data_source_block           1
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/automatic-downloads/retrospective/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 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_cell_volume        5329.8(4)
_cod_original_sg_symbol_H-M      'P 1 21 1 '
_cod_database_code               1515040
_iucr_refine_instruction_details_constraints
;
BLOCK SCALE X'S, U'S
RIDE C ( 1,X'S) H ( 11,X'S) H ( 13,X'S) H ( 12,X'S)
RIDE C ( 4,X'S) H ( 41,X'S)
RIDE C ( 5,X'S) H ( 51,X'S)
RIDE C ( 6,X'S) H ( 61,X'S)
RIDE C ( 10,X'S) H ( 101,X'S)
RIDE C ( 21,X'S) H ( 212,X'S) H ( 211,X'S) H ( 213,X'S)
RIDE C ( 24,X'S) H ( 241,X'S)
RIDE C ( 25,X'S) H ( 251,X'S)
RIDE C ( 26,X'S) H ( 261,X'S)
RIDE C ( 30,X'S) H ( 301,X'S)
RIDE C ( 41,X'S) H ( 413,X'S) H ( 411,X'S) H ( 412,X'S)
RIDE C ( 44,X'S) H ( 441,X'S)
RIDE C ( 45,X'S) H ( 451,X'S)
RIDE C ( 46,X'S) H ( 461,X'S)
RIDE C ( 50,X'S) H ( 501,X'S)
RIDE O ( 101,X'S) H (1011,X'S)
RIDE O ( 102,X'S) H (1021,X'S)
RIDE C ( 114,X'S) H (1141,X'S)
RIDE C ( 115,X'S) H (1151,X'S)
RIDE C ( 116,X'S) H (1161,X'S) H (1163,X'S) H (1162,X'S)
RIDE C ( 117,X'S) H (1172,X'S) H (1171,X'S) H (1173,X'S)
RIDE C ( 124,X'S) H (1241,X'S)
RIDE C ( 125,X'S) H (1251,X'S)
RIDE C ( 126,X'S) H (1262,X'S) H (1261,X'S) H (1263,X'S)
RIDE C ( 127,X'S) H (1272,X'S) H (1273,X'S) H (1271,X'S)
RIDE O ( 131,X'S) H (1313,X'S)
RIDE C ( 132,X'S) H (1321,X'S) H (1322,X'S) H (1323,X'S)
RIDE C ( 201,X'S) H (2011,X'S) H (2012,X'S) H (2013,X'S)
RIDE C ( 204,X'S) H (2041,X'S)
RIDE C ( 205,X'S) H (2051,X'S)
RIDE C ( 206,X'S) H (2061,X'S)
RIDE C ( 210,X'S) H (2101,X'S)
RIDE C ( 221,X'S) H (2212,X'S) H (2213,X'S) H (2211,X'S)
RIDE C ( 224,X'S) H (2241,X'S)
RIDE C ( 225,X'S) H (2251,X'S)
RIDE C ( 226,X'S) H (2261,X'S)
RIDE C ( 230,X'S) H (2301,X'S)
RIDE C ( 241,X'S) H (2411,X'S) H (2413,X'S) H (2412,X'S)
RIDE C ( 244,X'S) H (2441,X'S)
RIDE C ( 245,X'S) H (2451,X'S)
RIDE C ( 246,X'S) H (2461,X'S)
RIDE C ( 250,X'S) H (2501,X'S)
RIDE O ( 291,X'S) H (2911,X'S)
RIDE O ( 301,X'S) H (3011,X'S)
RIDE O ( 302,X'S) H (3021,X'S)
RIDE C ( 314,X'S) H (3141,X'S)
RIDE C ( 315,X'S) H (3151,X'S)
RIDE C ( 316,X'S) H (3161,X'S) H (3163,X'S) H (3162,X'S)
RIDE C ( 317,X'S) H (3172,X'S) H (3171,X'S) H (3173,X'S)
RIDE C ( 324,X'S) H (3241,X'S)
RIDE C ( 325,X'S) H (3251,X'S)
RIDE C ( 326,X'S) H (3262,X'S) H (3261,X'S) H (3263,X'S)
RIDE C ( 327,X'S) H (3272,X'S) H (3273,X'S) H (3271,X'S)
RIDE O ( 331,X'S) H (3311,X'S) H (3312,X'S)
EQUIV C(7,U'S) UNTIL O(9)
FIX N(281,U'S) UNTIL O(284)
END
;
_iucr_refine_instruction_details_restraints
;
NO
DISTANCE 1.250000 , 0.020000 = N(281) TO O(282)
DISTANCE 1.250000 , 0.020000 = N(281) TO O(283)
DISTANCE 1.250000 , 0.020000 = N(281) TO O(284)
PLANAR 0.010000 N(281) O(282) O(283) O(284)
ANGLE 120.000000 , 0.500000 = O(282) TO N(281) TO O(283)
ANGLE 120.000000 , 0.500000 = O(282) TO N(281) TO O(284)
U(IJ)'S 0.0, 0.010000 = C(44) TO C(45)
U(IJ)'S 0.0, 0.010000 = C(127) TO N(128)
U(IJ)'S 0.0, 0.010000 = N(281) TO O(282)
U(IJ)'S 0.0, 0.010000 = O(282) TO O(283)
U(IJ)'S 0.0, 0.010000 = O(283) TO O(284)
U(IJ)'S 0.0, 0.010000 = O(291) TO O(301)
U(IJ)'S 0.0, 0.010000 = O(321) TO C(322)
U(IJ)'S 0.0, 0.010000 = N(328) TO O(331)
REM HREST START (DO NOT REMOVE THIS LINE)
REM HREST END (DO NOT REMOVE THIS LINE)
END
;