Synthesis of new bulky bis(pyrazolyl)methane carboxylate (heteroscorpionate) ligands and their complexes with iron, manganese and nickel.
Jones, Michael W.; Baldwin, Jack E.; Cowley, Andrew R.; Dilworth, Jonathan R.; Karpov, Alexei; Smiljanic, Nicolas; Thompson, Amber L.; Adlington, Robert M.; Dalton transactions (Cambridge, England : 2003) 41 (2012) 14068–14086; doi:10.1039/c2dt31859h

data_7020572
_publ_section_title
;
 Synthesis of new bulky bis(pyrazolyl)methane carboxylate
 (heteroscorpionate) ligands and their complexes with iron, manganese and
 nickel.
;
_journal_issue                   46
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              14068
_journal_page_last               14086
_journal_paper_doi               10.1039/c2dt31859h
_journal_volume                  41
_journal_year                    2012
_chemical_compound_source
;
synthesis as described
;
_chemical_formula_moiety         ' C35 H32 N4 O4 '
_chemical_formula_sum            'C35 H32 N4 O4'
_chemical_formula_weight         572.66
_chemical_melting_point          ?
_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
_cell_angle_alpha                68.4885(9)
_cell_angle_beta                 76.8457(8)
_cell_angle_gamma                78.7278(8)
_cell_formula_units_Z            2
_cell_length_a                   11.2058(2)
_cell_length_b                   11.4803(2)
_cell_length_c                   12.5044(2)
_cell_measurement_reflns_used    20353
_cell_measurement_temperature    150
_cell_measurement_theta_max      28
_cell_measurement_theta_min      5
_cell_volume                     1446.14(4)
_computing_cell_refinement
;
KappaCCD software 'DENZO' (Otwinowski & Minor, 1996)
;
_computing_data_collection
;
KappaCCD software 'Collect' (Nonius, 2000)
;
_computing_data_reduction
;
KappaCCD software 'DENZO' (Otwinowski & Minor, 1996)
;
_computing_publication_material
;
CRYSTALS (Watkin et al, 2001)
;
_computing_structure_refinement
;
CRYSTALS (Watkin et al, 2001)
;
_computing_structure_solution    'SIR92 (Giacovazzo et al, 1992)'
_diffrn_ambient_temperature      150
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type
;
Nonius KappaCCD
;
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.050
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            20353
_diffrn_reflns_theta_full        27.465
_diffrn_reflns_theta_max         27.465
_diffrn_reflns_theta_min         5.175
_diffrn_standards_decay_%        0.00
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.087
_exptl_absorpt_correction_T_max  0.98
_exptl_absorpt_correction_T_min  0.97
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
Denzo/Scalepack (Otwinowski & Minor, 1996)
;
_exptl_crystal_colour            ' colourless '
_exptl_crystal_density_diffrn    1.315
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       ' block '
_exptl_crystal_F_000             604
_exptl_crystal_size_max          0.26
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.20
_exptl_crystal_thermal_history
;
The material was crystallised at ambient temperature. A suitable crystal
was cooled rapidly to 150K for single-crystal X-ray diffraction analysis.
;
_refine_diff_density_max         0.23
_refine_diff_density_min         -0.26
_refine_ls_extinction_method     None
_refine_ls_goodness_of_fit_ref   1.1164
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_parameters     388
_refine_ls_number_reflns         4266
_refine_ls_number_restraints     0
_refine_ls_R_factor_all          0.0687
_refine_ls_R_factor_gt           0.0384
_refine_ls_shift/su_max          0.002111
_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:
0.516 0.177 0.216
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_all         0.0723
_refine_ls_wR_factor_gt          0.0429
_refine_ls_wR_factor_ref         0.0429
_reflns_limit_h_max              14
_reflns_limit_h_min              -13
_reflns_limit_k_max              14
_reflns_limit_k_min              -13
_reflns_limit_l_max              16
_reflns_limit_l_min              0
_reflns_number_gt                4266
_reflns_number_total             6563
_reflns_threshold_expression     I>3.00u(I)
_oxford_structure_analysis_title arc1342
_cod_data_source_file            c2dt31859h.txt
_cod_data_source_block           4b
_cod_depositor_comments
;
The following automatic conversions were performed:

'_chemical_melting_point' value 'not measured' was changed to '?' -
the value is undefined or not given.

'_symmetry_cell_setting' value
'Triclinic' changed to 'triclinic' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_sg_symbol_H-M      'P -1 '
_cod_original_formula_sum        ' C35 H32 N4 O4 '
_cod_database_code               7020572