Three 2,5-dialkoxy-1,4-diethynylbenzene derivatives
Figueira, João; Rodrigues, João; Russo, Luca; Rissanen, Kari; Acta Crystallographica Section C 64 (2008) o33–o36; doi:10.1107/S0108270107065523

data_2016451
_publ_section_title
;
 Three 2,5-dialkoxy-1,4-diethynylbenzene derivatives
;
_journal_coeditor_code           SK3181
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              o33
_journal_page_last               o36
_journal_paper_doi               10.1107/S0108270107065523
_journal_volume                  64
_journal_year                    2008
_chemical_formula_iupac          'C20 H30 O2 Si2'
_chemical_formula_moiety         'C20 H30 O2 Si2'
_chemical_formula_sum            'C20 H30 O2 Si2'
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_chemical_name_systematic
;
2,5-Diethoxy-1,4-bis[(trimethylsilyl)ethynyl]benzene
;
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'HKL Denzo and Scalepack (Otwinowski & Minor, 1997)'
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_diffrn_measured_fraction_theta_full 0.988
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_exptl_absorpt_coefficient_mu    0.161
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_exptl_crystal_density_method    'not measured'
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_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1372P)^2^+1.7989P] where P=(Fo^2^+2Fc^2^)/3'
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