1,2-Insertion reactions of alkynes into Ge-C bonds of arylbromogermylene.
Sugahara, Tomohiro; Espinosa Ferao, Arturo; Rey Planells, Alicia; Guo, Jing-Dong; Aoyama, Shin; Igawa, Kazunobu; Tomooka, Katsuhiko; Sasamori, Takahiro; Hashizume, Daisuke; Nagase, Shigeru; Tokitoh, Norihiro; Dalton transactions (Cambridge, England : 2003) 49 (2020) 7189–7196; doi:10.1039/d0dt01223h

data_7704306
_publ_section_title
;
 1,2-Insertion reactions of alkynes into Ge-C bonds of arylbromogermylene.
;
_journal_issue                   21
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              7189
_journal_page_last               7196
_journal_paper_doi               10.1039/d0dt01223h
_journal_volume                  49
_journal_year                    2020
_chemical_formula_moiety         'C30 H59 Br Ge Si4'
_chemical_formula_sum            'C30 H59 Br Ge Si4'
_chemical_formula_weight         684.63
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_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_block_doi                 10.5517/ccdc.csd.cc220v43
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_audit_update_record
;
2019-04-02 deposited with the CCDC.	2020-05-05 downloaded from the CCDC.
;
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_computing_molecular_graphics    'Yadokari-XG 2011 (Wakita Nemoto et al., 2011)'
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_diffrn_ambient_temperature      103(2)
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_diffrn_measurement_device_type  'Rigaku Saturn'
_diffrn_measurement_method       \w
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0295
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_diffrn_reflns_number            43290
_diffrn_reflns_point_group_measured_fraction_full 0.896
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_diffrn_reflns_theta_max         27.000
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_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    2.095
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_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
 MULABS - Empirical Correction for Absorption Anisotropy.
 Blessing, R. H., Acta Cryst., A51, 33-38 (1995).
;
_exptl_crystal_colour            yellow
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_exptl_crystal_description       block
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_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
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_refine_ls_number_reflns         7537
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.138
_refine_ls_R_factor_all          0.0273
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_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[?s^2^(Fo^2^)+(0.0168P)^2^+3.3515P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0597
_refine_ls_wR_factor_ref         0.0607
_reflns_Friedel_coverage         0.000
_reflns_number_gt                7074
_reflns_number_total             7537
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0dt01223h3.cif
_cod_data_source_block           compound3
_cod_depositor_comments
'Adding full bibliography for 7704306--7704311.cif.'
_cod_original_cell_volume        3627.30(11)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7704306
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.770
_shelx_estimated_absorpt_t_max   1.238
_shelx_res_checksum              20468