(<i>E</i>)-4-(4-Bromophenyldiazenyl)-2,6-dimethylphenyl acrylate and (<i>E</i>)-2,6-dimethyl-4-(4-methylphenyldiazenyl)phenyl acrylate
Kocaokutgen, Hasan; Ibrahim Uçar; Gür, Mahmut; Özkınalı, Sevil; Büyükgüngör, Orhan; Acta Crystallographica Section C 63 (2007) o111–o113; doi:10.1107/S0108270106054369

data_2015790
_publ_section_title
;
 (<i>E</i>)-4-(4-Bromophenyldiazenyl)-2,6-dimethylphenyl acrylate and
 (<i>E</i>)-2,6-dimethyl-4-(4-methylphenyldiazenyl)phenyl acrylate
;
_journal_coeditor_code           GD3067
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              o111
_journal_page_last               o113
_journal_paper_doi               10.1107/S0108270106054369
_journal_volume                  63
_journal_year                    2007
_chemical_formula_iupac          'C18 H18 N2 O2'
_chemical_formula_moiety         'C18 H18 N2 O2'
_chemical_formula_sum            'C18 H18 N2 O2'
_chemical_formula_weight         294.34
_chemical_name_systematic
;
(E)-2,6-dimethyl-4-(4-methylphenyldiazenyl)phenyl acrylate
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                82.780(11)
_cell_angle_beta                 80.070(11)
_cell_angle_gamma                85.321(11)
_cell_formula_units_Z            2
_cell_length_a                   6.1589(8)
_cell_length_b                   11.2603(15)
_cell_length_c                   12.3461(16)
_cell_measurement_reflns_used    1385
_cell_measurement_temperature    297(2)
_cell_measurement_theta_max      27.56
_cell_measurement_theta_min      2.75
_cell_volume                     835.13(19)
_computing_cell_refinement       X-AREA
_computing_data_collection       'X-AREA (Stoe & Cie, 2002)'
_computing_data_reduction        'X-RED32 (Stoe & Cie, 2002)'
_computing_molecular_graphics    'ORTEP-3 (Farrugia, 1997)'
_computing_publication_material  'WinGX  (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      297(2)
_diffrn_detector_area_resol_mean 6.67
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'STOE IPDS-2'
_diffrn_measurement_method       \w
_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  0.1438
_diffrn_reflns_av_sigmaI/netI    0.0966
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            10895
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         2.34
_diffrn_standards_interval_count 0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.077
_exptl_absorpt_correction_T_max  0.985
_exptl_absorpt_correction_T_min  0.980
_exptl_absorpt_correction_type   integration
_exptl_absorpt_process_details   'X-RED32 (Stoe & Cie, 2002)'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.171
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             312
_exptl_crystal_size_max          0.23
_exptl_crystal_size_mid          0.21
_exptl_crystal_size_min          0.16
_refine_diff_density_max         0.126
_refine_diff_density_min         -0.162
_refine_ls_extinction_coef       0.018(5)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL97
_refine_ls_goodness_of_fit_ref   1.081
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     206
_refine_ls_number_reflns         3298
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.081
_refine_ls_R_factor_all          0.1549
_refine_ls_R_factor_gt           0.0835
_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^)+(0.0544P)^2^+0.3150P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1847
_refine_ls_wR_factor_ref         0.2162
_reflns_number_gt                1615
_reflns_number_total             3298
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            gd3067.cif
_cod_data_source_block           II
_cod_database_code               2015790
_cod_database_fobs_code          2015790