Functionalized Organocuprates: Structures of Lithium and Magnesium Grignard 2-Methoxyphenylcuprates
Bomparola, Roberta; Davies, Robert P.; Lal, Steven; White, Andrew J. P.; Organometallics 31 (2012) 7877–; doi:10.1021/om300488j

data_4079102
_publ_section_title
;
 Functionalized Organocuprates: Structures of Lithium and Magnesium
 Grignard 2-Methoxyphenylcuprates
;
_journal_issue                   22
_journal_name_full               Organometallics
_journal_page_first              7877
_journal_paper_doi               10.1021/om300488j
_journal_volume                  31
_journal_year                    2012
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C22 H30 Br Cu Mg O4'
_chemical_formula_sum            'C22 H30 Br Cu Mg O4'
_chemical_formula_weight         526.22
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   8.18331(6)
_cell_length_b                   8.43100(6)
_cell_length_c                   33.1182(2)
_cell_measurement_reflns_used    22675
_cell_measurement_temperature    173
_cell_measurement_theta_max      71.2170
_cell_measurement_theta_min      2.6664
_cell_volume                     2284.94(3)
_computing_cell_refinement       'CrysAlis RED, Oxford Diffraction Ltd'
_computing_data_collection       'CrysAlis CCD, Oxford Diffraction Ltd'
_computing_data_reduction        'CrysAlis RED, Oxford Diffraction Ltd'
_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      173
_diffrn_detector_area_resol_mean 8.2556
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'OD Xcalibur PX Ultra'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Enhance Ultra (Cu) X-ray Source'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0217
_diffrn_reflns_av_sigmaI/netI    0.0117
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       40
_diffrn_reflns_limit_l_min       -40
_diffrn_reflns_number            31950
_diffrn_reflns_theta_full        71.32
_diffrn_reflns_theta_max         71.32
_diffrn_reflns_theta_min         2.67
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    3.868
_exptl_absorpt_correction_T_max  0.824
_exptl_absorpt_correction_T_min  0.577
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details
; 
CrysAlis RED, Oxford Diffraction Ltd., 
Version 1.171.32.5 (release 08-05-2007 CrysAlis171 .NET) 
(compiled May  8 2007,13:10:02) 
Analytical numeric absorption correction using a multifaceted crystal 
model based on expressions derived by R.C. Clark & J.S. Reid. 
(Clark, R. C. & Reid, J. S. (1995). Acta Cryst. A51, 887-897) 
;
_exptl_crystal_colour            Colourless
_exptl_crystal_density_diffrn    1.530
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       blocks
_exptl_crystal_F_000             1080
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.167
_refine_diff_density_min         -0.244
_refine_diff_density_rms         0.035
_refine_ls_abs_structure_details
'Flack H D (1983), Acta Cryst. A39, 876-881, 1848 Friedel pairs'
_refine_ls_abs_structure_Flack   -0.018(10)
_refine_ls_extinction_coef       0.00032(6)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.101
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     282
_refine_ls_number_reflns         4408
_refine_ls_number_restraints     33
_refine_ls_restrained_S_all      1.110
_refine_ls_R_factor_all          0.0176
_refine_ls_R_factor_gt           0.0163
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0287P)^2^+0.0929P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0430
_refine_ls_wR_factor_ref         0.0434
_reflns_number_gt                4218
_reflns_number_total             4408
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om300488j_si_002.cif
_cod_data_source_block           3-Br
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' 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 
;
_cod_original_sg_symbol_H-M      P2(1)2(1)2(1)
_cod_database_code               4079102