Pentyl (<i>E</i>)-3-(3,4-dihydroxyphenyl)acrylate
Wang, Jun; Gu, Shuangshuang; Zhang, Leixia; Wu, Fuan; Guo, Xijie; Acta Crystallographica Section E 67 (2011) o2871–; doi:10.1107/S1600536811040499

data_2232259
_publ_section_title
;
 Pentyl (<i>E</i>)-3-(3,4-dihydroxyphenyl)acrylate
;
_journal_coeditor_code           GW2109
_journal_issue                   11
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o2871
_journal_paper_doi               10.1107/S1600536811040499
_journal_volume                  67
_journal_year                    2011
_chemical_formula_iupac          'C14 H18 O4'
_chemical_formula_moiety         'C14 H18 O4'
_chemical_formula_sum            'C14 H18 O4'
_chemical_formula_weight         250.28
_chemical_name_systematic
;
Pentyl (<i>E</i>)-3-(3,4-dihydroxyphenyl)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                90.96(3)
_cell_angle_beta                 91.84(3)
_cell_angle_gamma                98.60(3)
_cell_formula_units_Z            2
_cell_length_a                   5.3070(11)
_cell_length_b                   10.567(2)
_cell_length_c                   11.816(2)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      13
_cell_measurement_theta_min      9
_cell_volume                     654.7(2)
_computing_cell_refinement       'CAD4 EXPRESS (Enraf--Nonius, 1994)'
_computing_data_collection       'CAD4 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  0.0234
_diffrn_reflns_av_sigmaI/netI    0.0295
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            2703
_diffrn_reflns_theta_full        25.38
_diffrn_reflns_theta_max         25.38
_diffrn_reflns_theta_min         1.72
_diffrn_standards_decay_%        1
_diffrn_standards_interval_count 200
_diffrn_standards_interval_time  2
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.092
_exptl_absorpt_correction_T_max  0.9908
_exptl_absorpt_correction_T_min  0.9728
_exptl_absorpt_correction_type   psi-scan
_exptl_absorpt_process_details   '(North <i>et al.</i>, 1968)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.270
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             268
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.174
_refine_diff_density_min         -0.188
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.002
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     163
_refine_ls_number_reflns         2419
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.002
_refine_ls_R_factor_all          0.0831
_refine_ls_R_factor_gt           0.0566
_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^)+(0.1000P)^2^+0.0400P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1540
_refine_ls_wR_factor_ref         0.1692
_reflns_number_gt                1627
_reflns_number_total             2419
_reflns_threshold_expression     I>2sigma(I)
_cod_data_source_file            gw2109.cif
_cod_data_source_block           I
_cod_database_code               2232259
_cod_database_fobs_code          2232259