1,2-Bis(4-methylphenoxy)ethane
Wang, Lu-lu; Yang, Wen-ge; Zhu, Jing; Wang, Kai; Hu, Yong-hong; Acta Crystallographica Section E 66 (2010) o3000–; doi:10.1107/S1600536810042613

data_2227837
_publ_section_title
;
 1,2-Bis(4-methylphenoxy)ethane
;
_journal_coeditor_code           NG5032
_journal_issue                   11
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o3000
_journal_paper_doi               10.1107/S1600536810042613
_journal_volume                  66
_journal_year                    2010
_chemical_formula_iupac          'C16 H18 O2'
_chemical_formula_moiety         'C16 H18 O2'
_chemical_formula_sum            'C16 H18 O2'
_chemical_formula_weight         242.30
_chemical_name_common            1,2-Bis(4-methylphenoxy)ethane
_chemical_name_systematic
;
1-methyl-4-[2-(4-methylphenoxy)ethoxy]benzene
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_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                 93.55(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   27.173(5)
_cell_length_b                   5.5510(11)
_cell_length_c                   9.2780(19)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      12
_cell_measurement_theta_min      9
_cell_volume                     1396.8(5)
_computing_cell_refinement       'CAD-4 EXPRESS (Enraf--Nonius, 1994)'
_computing_data_collection       'CAD-4 EXPRESS (Enraf--Nonius, 1994)'
_computing_data_reduction        'XCAD4 (Harms & Wocadlo, 1995)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  'PLATON (Spek, 2009)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Enraf--Nonius CAD-4'
_diffrn_measurement_method       \w/2\q
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0833
_diffrn_reflns_av_sigmaI/netI    0.1153
_diffrn_reflns_limit_h_max       32
_diffrn_reflns_limit_h_min       -32
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            2542
_diffrn_reflns_theta_full        25.30
_diffrn_reflns_theta_max         25.30
_diffrn_reflns_theta_min         1.50
_diffrn_standards_decay_%        1
_diffrn_standards_interval_count 200
_diffrn_standards_interval_time  2
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.075
_exptl_absorpt_correction_T_max  0.9963
_exptl_absorpt_correction_T_min  0.9780
_exptl_absorpt_correction_type   psi-scan
_exptl_absorpt_process_details   '(North <i>et al.</i>, 1968)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.152
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             520
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.131
_refine_diff_density_min         -0.144
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.004
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     82
_refine_ls_number_reflns         1276
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.004
_refine_ls_R_factor_all          0.1234
_refine_ls_R_factor_gt           0.0574
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0220P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1027
_refine_ls_wR_factor_ref         0.1305
_reflns_number_gt                636
_reflns_number_total             1276
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ng5032.cif
_cod_data_source_block           I
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               2227837
_cod_database_fobs_code          2227837