Dimeric 1,3-propanediaminetetraacetato lanthanides as the precursors of catalysts for the oxidative coupling of methane.
Chen, Mao-Long; Hou, Yu-Hui; Xia, Wen-Sheng; Weng, Wei-Zheng; Cao, Ze-Xing; Zhou, Zhao-Hui; Wan, Hui-Lin; Dalton transactions (Cambridge, England : 2003) 43 (2014) 8690–8697; doi:10.1039/c4dt00104d

data_7030371
_publ_section_title
;
 Dimeric 1,3-propanediaminetetraacetato lanthanides as the precursors of
 catalysts for the oxidative coupling of methane.
;
_journal_issue                   23
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              8690
_journal_page_last               8697
_journal_paper_doi               10.1039/c4dt00104d
_journal_volume                  43
_journal_year                    2014
_chemical_formula_sum            'C22 H58 K2 La2 N4 O31'
_chemical_formula_weight         1230.74
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                80.775(3)
_cell_angle_beta                 80.888(2)
_cell_angle_gamma                76.343(3)
_cell_formula_units_Z            1
_cell_length_a                   9.0362(3)
_cell_length_b                   10.8215(4)
_cell_length_c                   11.7411(3)
_cell_measurement_reflns_used    9452
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      32.2510
_cell_measurement_theta_min      2.7449
_cell_volume                     1092.49(6)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.953
_diffrn_measured_fraction_theta_max 0.953
_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  0.0280
_diffrn_reflns_av_sigmaI/netI    0.0371
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            9917
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         2.75
_exptl_absorpt_coefficient_mu    2.222
_exptl_absorpt_correction_T_max  0.8423
_exptl_absorpt_correction_T_min  0.6066
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.15 (release 03-08-2011 CrysAlis171 .NET)
(compiled Aug  3 2011,13:03:54)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_density_diffrn    1.871
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             618
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.08
_refine_diff_density_max         1.160
_refine_diff_density_min         -0.619
_refine_diff_density_rms         0.106
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.020
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     325
_refine_ls_number_reflns         4769
_refine_ls_number_restraints     22
_refine_ls_restrained_S_all      1.018
_refine_ls_R_factor_all          0.0291
_refine_ls_R_factor_gt           0.0262
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0356P)^2^+0.7423P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0639
_refine_ls_wR_factor_ref         0.0653
_reflns_number_gt                4473
_reflns_number_total             4769
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4dt00104d2.cif
_cod_data_source_block           sad
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'TRICLINIC' changed to 'triclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from
2011-04-26.

'_exptl_absorpt_correction_type' value 'MULTI-SCAN'
changed to 'multi-scan' according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/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 

 Adding full bibliography for 7030369--7030373.cif.
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7030371