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_2016452
_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          'C14 H14 O2'
_chemical_formula_moiety         'C14 H14 O2'
_chemical_formula_sum            'C14 H14 O2'
_chemical_formula_weight         214.25
_chemical_name_systematic
;
2,5-Diethoxy-1,4-diethynylbenzene
;
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_cell_angle_beta                 112.74(3)
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_cell_formula_units_Z            2
_cell_length_a                   9.748(2)
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_cell_length_c                   7.566(2)
_cell_measurement_temperature    173(2)
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_computing_cell_refinement       'HKL Scalepack (Otwinowski & Minor, 1997)'
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'HKL Denzo and Scalepack (Otwinowski & Minor, 1997)'
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_diffrn_measured_fraction_theta_full 0.984
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_exptl_absorpt_coefficient_mu    0.078
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.177
_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^)+(0.0343P)^2^+0.2580P] where P=(Fo^2^+2Fc^2^)/3'
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