Nickel Complexes Involved in the Isomerization of 2-Methyl-3-butenenitrile
Acosta-Ramírez, Alberto; Flores-Gaspar, Areli; Muñoz-Hernández, Miguel; Arévalo, Alma; Jones, William D.; García, Juventino J.; Organometallics 26 (2007) 1712–; doi:10.1021/om061037g

data_4072793
_publ_section_title
;
 Nickel Complexes Involved in the Isomerization of
 2-Methyl-3-butenenitrile
;
_journal_issue                   7
_journal_name_full               Organometallics
_journal_page_first              1712
_journal_paper_doi               10.1021/om061037g
_journal_volume                  26
_journal_year                    2007
_chemical_formula_sum            'C23 H46 N Ni P2'
_chemical_formula_weight         457.26
_chemical_name_common            Ni(dtbpe)(2-pentenenitrile)
_chemical_name_systematic        ?
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 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                 91.843(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   18.886(4)
_cell_length_b                   10.536(2)
_cell_length_c                   12.667(3)
_cell_measurement_temperature    100(2)
_cell_volume                     2519.2(9)
_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 0.957
_diffrn_measured_fraction_theta_max 0.957
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       '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  0.0604
_diffrn_reflns_av_sigmaI/netI    0.0660
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            11295
_diffrn_reflns_theta_full        28.27
_diffrn_reflns_theta_max         28.27
_diffrn_reflns_theta_min         2.16
_exptl_absorpt_coefficient_mu    0.906
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.206
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rectangular
_exptl_crystal_F_000             996
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.466
_refine_diff_density_min         -0.304
_refine_diff_density_rms         0.086
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.000
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     154
_refine_ls_number_reflns         2993
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.000
_refine_ls_R_factor_all          0.0808
_refine_ls_R_factor_gt           0.0562
_refine_ls_shift/su_max          0.017
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0697P)^2^+4.5451P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1322
_refine_ls_wR_factor_ref         0.1430
_reflns_number_gt                2249
_reflns_number_total             2993
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om061037gsi20061110_123810.cif
_cod_data_source_block           jaa44m
_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_cell_volume        2519.2(10)
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               4072793