A remarkably stable copper(I) ethylene complex: synthesis, spectroscopy and structure
Straub, Bernd F.; Eisenträger, Frank; Hofmann, Peter; Chemical Communications  (1999) 2507–; doi:10.1039/a907928i

data_7110741
_publ_section_title
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 A remarkably stable copper(I) ethylene complex: synthesis, spectroscopy
 and structure
;
_journal_issue                   24
_journal_name_full               'Chemical Communications'
_journal_page_first              2507
_journal_paper_doi               10.1039/a907928i
_journal_year                    1999
_chemical_formula_sum            'C21 H46 Cu N2 P Si2'
_chemical_formula_weight         477.29
_chemical_name_systematic
;

 ?

;
_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   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 98.4420(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            12
_cell_length_a                   10.2429(2)
_cell_length_b                   42.4725(10)
_cell_length_c                   18.6134(4)
_cell_measurement_temperature    200(2)
_cell_volume                     8009.9(3)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_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      200(2)
_diffrn_measured_fraction_theta_full 0.919
_diffrn_measured_fraction_theta_max 0.919
_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  0.1098
_diffrn_reflns_av_sigmaI/netI    0.1334
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       48
_diffrn_reflns_limit_k_min       -48
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            59684
_diffrn_reflns_theta_full        25.58
_diffrn_reflns_theta_max         25.58
_diffrn_reflns_theta_min         1.46
_exptl_absorpt_coefficient_mu    0.977
_exptl_absorpt_correction_T_max  0.56
_exptl_absorpt_correction_T_min  0.51
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Blessing, Acta Cryst. (1995) A51 33-38.'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.187
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       polyhedron
_exptl_crystal_F_000             3096
_exptl_crystal_size_max          .30
_exptl_crystal_size_mid          .11
_exptl_crystal_size_min          .08
_refine_diff_density_max         5.140
_refine_diff_density_min         -2.189
_refine_diff_density_rms         0.114
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.024
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     790
_refine_ls_number_reflns         13850
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.024
_refine_ls_R_factor_all          0.1669
_refine_ls_R_factor_gt           0.0780
_refine_ls_shift/su_max          0.082
_refine_ls_shift/su_mean         0.006
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0678P)^2^+32.4517P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1585
_refine_ls_wR_factor_ref         0.1951
_reflns_number_gt                7346
_reflns_number_total             13850
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            907928isup1.cif
_cod_data_source_block           bs16
_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 2.4.2 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)/n
_cod_database_code               7110741