Complexes of germanium bromides with 4-picoline and 3,4-lutidine
Bolte, Michael; Hensen, Karl; Faber, Alexander; Acta Crystallographica Section C 56 (2000) e499–e500; doi:10.1107/S0108270100014153

data_2011554
_publ_section_title
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 Complexes of germanium bromides with 4-picoline and 3,4-lutidine
;
_journal_issue                   11
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              e499
_journal_page_last               e500
_journal_paper_doi               10.1107/S0108270100014153
_journal_volume                  56
_journal_year                    2000
_chemical_formula_iupac          '[Ge Br4 (C7 H9 N)2]'
_chemical_formula_moiety         'C14 H18 Br4 Ge N2'
_chemical_formula_sum            'C14 H18 Br4 Ge N2'
_chemical_formula_weight         606.53
_space_group_IT_number           64
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-C 2ac 2'
_symmetry_space_group_name_H-M   'C m c a'
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.4770(10)
_cell_length_b                   17.942(5)
_cell_length_c                   13.194(3)
_cell_measurement_reflns_used    3846
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      25
_cell_measurement_theta_min      1
_cell_volume                     1770.0(7)
_computing_cell_refinement       SMART
_computing_data_collection       'SMART (Siemens, 1995)'
_computing_data_reduction        'SAINT (Siemens, 1995)'
_computing_publication_material  SHELXL97
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full .998
_diffrn_measured_fraction_theta_max .998
_diffrn_measurement_device_type  'Siemens CCD three-circle'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     .71073
_diffrn_reflns_av_R_equivalents  .0986
_diffrn_reflns_av_sigmaI/netI    .0399
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            12371
_diffrn_reflns_theta_full        27.84
_diffrn_reflns_theta_max         27.84
_diffrn_reflns_theta_min         2.75
_diffrn_standards_decay_%        0
_diffrn_standards_interval_time  1200
_diffrn_standards_number         122
_exptl_absorpt_coefficient_mu    10.755
_exptl_absorpt_correction_T_max  .580
_exptl_absorpt_correction_T_min  .200
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    2.276
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1152
_exptl_crystal_size_max          .22
_exptl_crystal_size_mid          .12
_exptl_crystal_size_min          .05
_refine_diff_density_max         .624
_refine_diff_density_min         -.778
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.070
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     62
_refine_ls_number_reflns         1134
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.070
_refine_ls_R_factor_all          .055
_refine_ls_R_factor_gt           .036
_refine_ls_shift/su_max          <0.001
_refine_ls_shift/su_mean         <0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w = 1/[\s^2^(Fo^2^)+(0.0315P)^2^+6.1521P] where P = (Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_ref         .077
_reflns_number_gt                898
_reflns_number_total             1134
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            qa0420.cif
_cod_data_source_block           II
_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 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 

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 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_database_code               2011554
_cod_database_fobs_code          2011554