3-{3,3-Dimethylspiro[2,3-dihydro-1<i>H</i>-indole-2,3'-(3'<i>H</i>-naphtho[2,1-<i>b</i>][1,4]oxazin)]-1-yl}propionic acid
Gao, Yu; Zou, Wuxin; Zhang, Wanxuan; Li, Jinshui; Meng, Jiben; Acta Crystallographica Section E 59 (2003) o135–o137; doi:10.1107/S1600536802023632

data_2202175
_publ_section_title
;3-{3,3-Dimethylspiro[2,3-dihydro-1<i>H</i>-indole-2,3'-(3'<i>H</i>-naphtho[2,1-<i>b</i>][1,4]oxazin)]-1-yl}propionic
 acid
;
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o135
_journal_page_last               o137
_journal_paper_doi               10.1107/S1600536802023632
_journal_volume                  59
_journal_year                    2003
_chemical_formula_iupac          'C24 H22 N2 O3'
_chemical_formula_moiety         'C24 H22 N2 O3'
_chemical_formula_sum            'C24 H22 N2 O3'
_chemical_formula_weight         386.44
_chemical_name_systematic
;
3-[3,3-Dimethylspiro[2,3-dihydro-1H-indole-2,3'-(3'H-naphtho[2,1-b]
[1,4]oxazine)]-1-yl]propionic acid
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90
_cell_angle_beta                 111.538(6)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   13.373(5)
_cell_length_b                   11.527(4)
_cell_length_c                   13.485(5)
_cell_measurement_reflns_used    912
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      23.4
_cell_measurement_theta_min      3.2
_cell_volume                     1933.6(12)
_computing_cell_refinement       SMART
_computing_data_collection       'SMART (Bruker, 1998)'
_computing_data_reduction        'SAINT (Bruker, 1998)'
_computing_molecular_graphics    'SHELXTL (Bruker, 1997)'
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker SMART CCD area-detector'
_diffrn_measurement_method       '\f and \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  0.047
_diffrn_reflns_av_sigmaI/netI    0.060
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            7838
_diffrn_reflns_theta_full        25.0
_diffrn_reflns_theta_max         25.0
_diffrn_reflns_theta_min         1.8
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.088
_exptl_absorpt_correction_T_max  1
_exptl_absorpt_correction_T_min  0.983
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            pale_yellow
_exptl_crystal_density_diffrn    1.328
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             816
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.16
_refine_diff_density_min         -0.18
_refine_ls_extinction_coef       0.0055(11)
_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   1.02
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     263
_refine_ls_number_reflns         3399
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.02
_refine_ls_R_factor_all          0.100
_refine_ls_R_factor_gt           0.046
_refine_ls_shift/su_max          <0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w = 1/[\s^2^(Fo^2^)+(0.0562P)^2^] where P = (Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.104
_refine_ls_wR_factor_ref         0.123
_reflns_number_gt                2000
_reflns_number_total             3399
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            tk6087.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 

The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_cell_volume        1933.5(11)
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               2202175
_cod_database_fobs_code          2202175