Solid- and Solution-Phase Structures of Zinc Enolates of Amides and Ketones
Greco, Jeffrey F.; McNevin, Michael J.; Shoemaker, Richard K.; Hagadorn, John R.; Organometallics 27 (2008) 1948–; doi:10.1021/om800070j

data_4071269
_publ_section_title
;
 Solid- and Solution-Phase Structures of Zinc Enolates of Amides and
 Ketones
;
_journal_issue                   8
_journal_name_full               Organometallics
_journal_page_first              1948
_journal_paper_doi               10.1021/om800070j
_journal_volume                  27
_journal_year                    2008
_chemical_formula_sum            'C30 H50 Br2 N4 O2 Zn2'
_chemical_formula_weight         789.30
_chemical_name_common            '{BrZn[CH2C(O)NEt2](4-t-Bu-py)}2, (1c)'
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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                 95.325(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   7.8297(7)
_cell_length_b                   10.2172(9)
_cell_length_c                   21.8335(19)
_cell_measurement_reflns_used    4013
_cell_measurement_temperature    149(2)
_cell_measurement_theta_max      28.147
_cell_measurement_theta_min      2.613
_cell_volume                     1739.1(3)
_computing_cell_refinement       'Bruker XSCANS'
_computing_data_collection       'Bruker XSCANS'
_computing_data_reduction        'Bruker SHELXTL'
_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      149(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker P4'
_diffrn_measurement_method       '\w 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  0.0890
_diffrn_reflns_av_sigmaI/netI    0.1032
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            13232
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         1.87
_exptl_absorpt_coefficient_mu    3.708
_exptl_absorpt_correction_T_max  0.6646
_exptl_absorpt_correction_T_min  0.4457
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'absorption correction applied using SADABS (Blessing, R. H. Acta Crystallogr., Sect. A 1995, 51, 33-38)''
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.507
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       cut
_exptl_crystal_F_000             808
_exptl_crystal_size_max          0.26
_exptl_crystal_size_mid          0.23
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.951
_refine_diff_density_min         -0.735
_refine_diff_density_rms         0.129
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.982
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     186
_refine_ls_number_reflns         3988
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.982
_refine_ls_R_factor_all          0.0812
_refine_ls_R_factor_gt           0.0511
_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^)+(0.0426P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1099
_refine_ls_wR_factor_ref         0.1220
_reflns_number_gt                2849
_reflns_number_total             3988
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om800070j-file001.cif
_cod_data_source_block           mm2017
_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)/c
_cod_database_code               4071269