Lanthanide complexes of chiral 3 + 3 macrocycles derived from (1R,2R)-1,2-diaminocyclohexane and 2,6-diformyl-4-methylphenol.
Paluch, Marta; Lisowski, Jerzy; Lis, Tadeusz; Dalton transactions (Cambridge, England : 2003)  (2006) 381–388; doi:10.1039/b502863a

data_7006326
_publ_section_title
;
 Lanthanide complexes of chiral 3 + 3 macrocycles derived from
 (1R,2R)-1,2-diaminocyclohexane and 2,6-diformyl-4-methylphenol.
;
_journal_issue                   2
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              381
_journal_page_last               388
_journal_paper_doi               10.1039/b502863a
_journal_year                    2006
_chemical_absolute_configuration rm
_chemical_formula_moiety         'C45 H67 N10 O15 Eu'
_chemical_formula_sum            'C50 H83 Eu N10 O20'
_chemical_formula_weight         1296.22
_chemical_name_systematic
;
?
;
_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
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 94.54(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   13.975(3)
_cell_length_b                   14.692(3)
_cell_length_c                   14.367(3)
_cell_measurement_temperature    100(2)
_cell_volume                     2940.6(11)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.970
_diffrn_measured_fraction_theta_max 0.970
_diffrn_measurement_device_type  'Xcalibur PX CrysAlis CCD'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54180
_diffrn_reflns_av_R_equivalents  0.0950
_diffrn_reflns_av_sigmaI/netI    0.0791
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            18098
_diffrn_reflns_theta_full        68.97
_diffrn_reflns_theta_max         68.97
_diffrn_reflns_theta_min         4.25
_exptl_absorpt_coefficient_mu    8.322
_exptl_absorpt_correction_T_max  0.572
_exptl_absorpt_correction_T_min  0.320
_exptl_absorpt_correction_type   numerical
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.464
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       parralelepiped
_exptl_crystal_F_000             1352
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.13
_exptl_crystal_size_min          0.07
_refine_diff_density_max         2.287
_refine_diff_density_min         -1.925
_refine_diff_density_rms         0.153
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.011(4)
_refine_ls_extinction_coef       0.00028(18)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.014
_refine_ls_hydrogen_treatment    'no refined H'
_refine_ls_matrix_type           full
_refine_ls_number_parameters     756
_refine_ls_number_reflns         7204
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.014
_refine_ls_R_factor_all          0.0743
_refine_ls_R_factor_gt           0.0676
_refine_ls_shift/su_max          0.005
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1446P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1718
_refine_ls_wR_factor_ref         0.1834
_reflns_number_gt                6322
_reflns_number_total             7204
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b502863a.txt
_cod_data_source_block           COMPLEX
_cod_original_sg_symbol_H-M      P21
_cod_database_code               7006326