Hydrotris(3-mesitylpyrazolyl)borato-copper(i) alkyne complexes: synthesis, structural characterization and rationalization of their activities as alkyne cyclopropenation catalysts.
Martín, Carmen; Sierra, Marta; Alvarez, Eleuterio; Belderrain, Tomás R; Pérez, Pedro J; Dalton transactions (Cambridge, England : 2003) 41 (2012) 5319–5325; doi:10.1039/c2dt11951j

data_7018820
_publ_section_title
;
 Hydrotris(3-mesitylpyrazolyl)borato-copper(i) alkyne complexes:
 synthesis, structural characterization and rationalization of their
 activities as alkyne cyclopropenation catalysts.
;
_journal_issue                   17
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              5319
_journal_page_last               5325
_journal_paper_doi               10.1039/c2dt11951j
_journal_volume                  41
_journal_year                    2012
_chemical_formula_moiety         'C44 H46 B Cu N6, C8 H6'
_chemical_formula_sum            'C52 H52 B Cu N6'
_chemical_formula_weight         835.35
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 97.186(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.1406(6)
_cell_length_b                   20.6632(15)
_cell_length_c                   23.8733(17)
_cell_measurement_reflns_used    9979
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      26.27
_cell_measurement_theta_min      2.62
_cell_volume                     4473.6(5)
_computing_cell_refinement       'APEX2 Software Suite'
_computing_data_collection       'APEX2 Software Suite (Bruker, 2005)'
_computing_data_reduction        'APEX2 Software Suite'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 1997b)'
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997a)'
_computing_structure_solution    'SIR2002 (Burla et al., 2003)'
_diffrn_ambient_temperature      173(2)
_diffrn_detector_area_resol_mean 8.26
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type
;
Bruker-Nonius X8kappa APEX II CCD area detector
;
_diffrn_measurement_method       'phi and omega scans with narrow frames'
_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  0.0652
_diffrn_reflns_av_sigmaI/netI    0.0417
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -29
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -34
_diffrn_reflns_number            108788
_diffrn_reflns_theta_full        30.53
_diffrn_reflns_theta_max         30.53
_diffrn_reflns_theta_min         1.31
_diffrn_standards_decay_%        0
_exptl_absorpt_coefficient_mu    0.531
_exptl_absorpt_correction_T_max  0.9152
_exptl_absorpt_correction_T_min  0.8922
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
APEX2 Software Suite; Bruker 2005.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.240
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1760
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.17
_refine_diff_density_max         0.335
_refine_diff_density_min         -0.664
_refine_diff_density_rms         0.055
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.022
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     556
_refine_ls_number_reflns         13516
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.022
_refine_ls_R_factor_all          0.0769
_refine_ls_R_factor_gt           0.0463
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0433P)^2^+2.6218P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1001
_refine_ls_wR_factor_ref         0.1142
_reflns_number_gt                8682
_reflns_number_total             13516
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2dt11951j.txt
_cod_data_source_block           ea04810a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               7018820