4-(<i>N,N</i>-Dimethylaminomethylene)-2-phenyl-2-oxazolin-5-one
Vasuki, G.; Thamotharan, S.; Ramamurthi, K.; Ambika, S.; Singh, R. M.; Acta Crystallographica Section E 58 (2002) o740–o741; doi:10.1107/S1600536802009832

data_2201368
_publ_section_title
;
 4-(<i>N,N</i>-Dimethylaminomethylene)-2-phenyl-2-oxazolin-5-one
;
_journal_issue                   7
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o740
_journal_page_last               o741
_journal_paper_doi               10.1107/S1600536802009832
_journal_volume                  58
_journal_year                    2002
_chemical_formula_moiety         'C12 H12 N2 O2'
_chemical_formula_sum            'C12 H12 N2 O2'
_chemical_formula_weight         216.24
_chemical_name_systematic
;
4-(N,N-dimethylaminomethylene)-2-phenyl-2-oxazolin-5-one
;
_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                85.39(3)
_cell_angle_beta                 73.97(4)
_cell_angle_gamma                83.31(4)
_cell_formula_units_Z            4
_cell_length_a                   8.416(6)
_cell_length_b                   11.288(3)
_cell_length_c                   12.097(3)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      15
_cell_measurement_theta_min      10
_cell_volume                     1095.6(9)
_computing_cell_refinement       'CAD-4 EXPRESS'
_computing_data_collection       'CAD-4 EXPRESS (Enraf-Nonius, 1994)'
_computing_data_reduction        'MOLEN (Fair, 1990)'
_computing_molecular_graphics    'ZORTEP97 (Zsolnai, 1997)'
_computing_publication_material  SHELXL97
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_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 CAD4'
_diffrn_measurement_method       \w--2\q
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.014
_diffrn_reflns_av_sigmaI/netI    0.0223
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            4344
_diffrn_reflns_theta_full        24.98
_diffrn_reflns_theta_max         24.98
_diffrn_reflns_theta_min         2.46
_diffrn_standards_decay_%        0
_diffrn_standards_interval_time  120
_diffrn_standards_number         2
_exptl_absorpt_coefficient_mu    0.091
_exptl_absorpt_correction_T_max  0.991
_exptl_absorpt_correction_T_min  0.947
_exptl_absorpt_correction_type   psi-scan
_exptl_absorpt_process_details   '(North et al., 1968)'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.311
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             456
_exptl_crystal_size_max          0.6
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.20
_refine_diff_density_min         -0.28
_refine_ls_extinction_coef       0.008(2)
_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   1.13
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     293
_refine_ls_number_reflns         3849
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.13
_refine_ls_R_factor_all          0.083
_refine_ls_R_factor_gt           0.055
_refine_ls_shift/su_max          <0.001
_refine_ls_shift/su_mean         <0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w = 1/[\s^2^(Fo^2^)+(0.0814P)^2^+0.2456P] where P = (Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.136
_refine_ls_wR_factor_ref         0.163
_reflns_number_gt                2681
_reflns_number_total             3849
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ci6129.cif
_cod_data_source_block           I
_cod_database_code               2201368
_cod_database_fobs_code          2201368