Synthesis, structure and a nucleophilic coordination reaction of Germanetellurones.
Li, Bin; Li, Yan; Zhao, Na; Chen, Yuefei; Chen, Yujue; Fu, Gang; Zhu, Hongping; Ding, Yuqiang; Dalton transactions (Cambridge, England : 2003) 43 (2014) 12100–12108; doi:10.1039/c4dt00937a

data_7031015
_publ_section_title
;
 Synthesis, structure and a nucleophilic coordination reaction of
 Germanetellurones.
;
_journal_issue                   31
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              12100
_journal_page_last               12108
_journal_paper_doi               10.1039/c4dt00937a
_journal_volume                  43
_journal_year                    2014
_chemical_formula_sum            'C34 H46 Ge N2 Te'
_chemical_formula_weight         682.92
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           33
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2c -2n'
_symmetry_space_group_name_H-M   'P n a 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   16.739(3)
_cell_length_b                   9.7212(19)
_cell_length_c                   20.247(4)
_cell_measurement_reflns_used    16607
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      54.96
_cell_measurement_theta_min      6.04
_cell_volume                     3294.7(11)
_computing_cell_refinement       'rapid auto (rigaku 2004)'
_computing_data_collection       'rapid auto (rigaku 2004)'
_computing_data_reduction        'rapid auto (rigaku 2004)'
_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(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'rigaku raxis rapid IP area detector'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0402
_diffrn_reflns_av_sigmaI/netI    0.0382
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            25512
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         3.15
_exptl_absorpt_coefficient_mu    1.821
_exptl_absorpt_correction_T_max  0.8389
_exptl_absorpt_correction_T_min  0.5295
_exptl_absorpt_correction_type   'empirical absorption correction'
_exptl_absorpt_process_details   'ABSCOR by T.Higashi 8 March, 1995'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.377
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rectangular
_exptl_crystal_F_000             1392
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.751
_refine_diff_density_min         -0.719
_refine_diff_density_rms         0.082
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.00
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.047
_refine_ls_hydrogen_treatment    'refined in a geometric riding mode'
_refine_ls_matrix_type           full
_refine_ls_number_parameters     329
_refine_ls_number_reflns         6445
_refine_ls_number_restraints     426
_refine_ls_restrained_S_all      1.046
_refine_ls_R_factor_all          0.0528
_refine_ls_R_factor_gt           0.0404
_refine_ls_shift/su_max          0.010
_refine_ls_shift/su_mean         0.002
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0516P)^2^+2.9425P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0982
_refine_ls_wR_factor_ref         0.1049
_reflns_number_gt                5267
_reflns_number_total             6445
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4dt00937a2.cif
_cod_data_source_block           compound_4
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 

 Adding full bibliography for 7031013--7031020.cif.

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_cell_volume        3294.6(11)
_cod_original_sg_symbol_H-M      Pna2(1)
_cod_database_code               7031015