Sr~2~Cu~2~TeO~6~Br~2~: honeycomb layers of copper(II) ions
Takagi, Rie; Johnsson, Mats; Acta Crystallographica Section C 62 (2006) i38–i40; doi:10.1107/S0108270106013047

data_2015295
_publ_section_title
;
 Sr~2~Cu~2~TeO~6~Br~2~: honeycomb layers of copper(II) ions
;
_journal_coeditor_code           FA3009
_journal_issue                   5
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              i38
_journal_page_last               i40
_journal_paper_doi               10.1107/S0108270106013047
_journal_volume                  62
_journal_year                    2006
_chemical_formula_iupac          'Sr2 Cu2 Te O6 Br2'
_chemical_formula_moiety         'Br2 Cu2 O6 Te, 2Sr'
_chemical_formula_sum            'Br2 Cu2 O6 Sr2 Te'
_chemical_formula_weight         685.74
_chemical_name_systematic
;
distrontium dicopper(II) tellurium(VI) hexaoxide dibromide
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
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_cell_angle_beta                 94.92(3)
_cell_angle_gamma                90.00
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_cell_measurement_theta_max      28.15
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_computing_cell_refinement       'CELL in IPDS'
_computing_data_collection       'EXPOSE in IPDS (Stoe & Cie, 1997)'
_computing_data_reduction        'INTEGRATE in IPDS'
_computing_molecular_graphics    'DIAMOND (Brandenburg, 2001)'
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_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      291(2)
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_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Stoe IPDS'
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_diffrn_reflns_theta_min         4.34
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_exptl_absorpt_process_details
;
[X-RED (Stoe & Cie, 2001) and X-SHAPE (Stoe & Cie, 1999)]
;
_exptl_crystal_colour            green
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
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'calc w=1/[\s^2^(Fo^2^)+(0.0659P)^2^] where P=(Fo^2^+2Fc^2^)/3'
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_reflns_threshold_expression     I>2\s(I)
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_cod_data_source_block           I
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2015295