Ethyl [5-(2-hydroxyphenyl)-3-methyl-4,5-dihydro-1<i>H</i>-pyrazol-1-yl]oxoacetate
Kettmann, Viktor; Světlík Jan; Veizerová Lucia; Acta Crystallographica Section E 63 (2007) o2607–o2608; doi:10.1107/S1600536807019083

data_2213178
_publ_section_title
;
 Ethyl
 [5-(2-hydroxyphenyl)-3-methyl-4,5-dihydro-1<i>H</i>-pyrazol-1-yl]oxoacetate
;
_journal_coeditor_code           BT2337
_journal_issue                   5
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o2607
_journal_page_last               o2608
_journal_paper_doi               10.1107/S1600536807019083
_journal_volume                  63
_journal_year                    2007
_chemical_formula_iupac          'C14 H16 N2 O4'
_chemical_formula_moiety         'C14 H16 N2 O4'
_chemical_formula_sum            'C14 H16 N2 O4'
_chemical_formula_weight         276.29
_chemical_melting_point          416
_chemical_name_systematic
;
Ethyl [5-(2-hydroxyphenyl)-3-methyl-4,5-dihydro-1H-pyrazol-1-yl]oxoacetate
;
_space_group_IT_number           9
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'C -2yc'
_symmetry_space_group_name_H-M   'C 1 c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.00
_cell_angle_beta                 93.02(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            16
_cell_length_a                   17.133(3)
_cell_length_b                   17.062(3)
_cell_length_c                   20.130(4)
_cell_measurement_reflns_used    20
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      18
_cell_measurement_theta_min      7
_cell_volume                     5876.3(19)
_computing_cell_refinement       XSCANS
_computing_data_collection       'XSCANS (Siemens, 1991)'
_computing_data_reduction        XSCANS
_computing_molecular_graphics    'PLATON (Spek, 2003)'
_computing_publication_material  SHELXL97
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Siemens P4'
_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  0.0270
_diffrn_reflns_av_sigmaI/netI    0.0574
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -1
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            7430
_diffrn_reflns_theta_full        27.51
_diffrn_reflns_theta_max         27.51
_diffrn_reflns_theta_min         1.69
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 97
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.093
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.249
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             2336
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.189
_refine_diff_density_min         -0.235
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.042
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     733
_refine_ls_number_reflns         6753
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.042
_refine_ls_R_factor_all          0.1497
_refine_ls_R_factor_gt           0.0672
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0683P)^2^+4.0502P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1489
_refine_ls_wR_factor_ref         0.1858
_reflns_number_gt                3465
_reflns_number_total             6753
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            bt2337.cif
_cod_data_source_block           III
_cod_original_sg_symbol_H-M      'C c'
_cod_database_code               2213178
_cod_database_fobs_code          2213178