Ambient arylmagnesiation of alkynes catalysed by ligandless nickel(ii).
Xue, Fei; Zhao, Jin; Hor, T. S. Andy; Chemical communications (Cambridge, England) 49 (2013) 10121–10123; doi:10.1039/c3cc45202f

data_7112472
_publ_section_title
;
 Ambient arylmagnesiation of alkynes catalysed by ligandless nickel(ii).
;
_journal_issue                   86
_journal_name_full               'Chemical communications (Cambridge, England)'
_journal_page_first              10121
_journal_page_last               10123
_journal_paper_doi               10.1039/c3cc45202f
_journal_volume                  49
_journal_year                    2013
_chemical_formula_sum            'C23 H22 O'
_chemical_formula_weight         314.41
_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                80.467(8)
_cell_angle_beta                 88.504(8)
_cell_angle_gamma                77.301(8)
_cell_formula_units_Z            2
_cell_length_a                   5.985(2)
_cell_length_b                   9.373(4)
_cell_length_c                   16.021(6)
_cell_measurement_reflns_used    1919
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      25.98
_cell_measurement_theta_min      2.41
_cell_volume                     864.6(6)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_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  0.0430
_diffrn_reflns_av_sigmaI/netI    0.0526
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            11285
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         1.29
_exptl_absorpt_coefficient_mu    0.072
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.6559
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            COLOURLESS
_exptl_crystal_density_diffrn    1.208
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       BLOCK
_exptl_crystal_F_000             336
_exptl_crystal_size_max          0.34
_exptl_crystal_size_mid          0.24
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.461
_refine_diff_density_min         -0.386
_refine_diff_density_rms         0.066
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.053
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     258
_refine_ls_number_reflns         3958
_refine_ls_number_restraints     16
_refine_ls_restrained_S_all      1.068
_refine_ls_R_factor_all          0.0917
_refine_ls_R_factor_gt           0.0722
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0936P)^2^+0.4948P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1757
_refine_ls_wR_factor_ref         0.1933
_reflns_number_gt                3067
_reflns_number_total             3958
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3cc45202f.txt
_cod_data_source_block           d031
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
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.

'_exptl_absorpt_correction_type' value 'Multi-scan'
changed to 'multi-scan' 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 

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_cell_volume        864.7(6)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7112472