6-Ethoxy-1,2,3,4-tetrahydro-2,2,4-trimethylquinoline
Rybakov, Victor B.; Alekseev, Nikolai V.; Sheludyakov, Vladimir D.; Ivanov, Yury A.; Frolov, Alexei Yu.; Aslanov, Leonid A.; Acta Crystallographica Section E 60 (2004) o1145–o1146; doi:10.1107/S1600536804013121

data_2203880
_publ_section_title
;
 6-Ethoxy-1,2,3,4-tetrahydro-2,2,4-trimethylquinoline
;
_journal_issue                   7
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1145
_journal_page_last               o1146
_journal_paper_doi               10.1107/S1600536804013121
_journal_volume                  60
_journal_year                    2004
_chemical_formula_iupac          'C14 H21 N O'
_chemical_formula_moiety         'C14 H21 N O'
_chemical_formula_sum            'C14 H21 N O'
_chemical_formula_weight         219.32
_chemical_melting_point          311.5(5)
_chemical_name_systematic
;
6-ethoxy-1,2,3,4-tetrahydro-2,2,4-trimethylquinoline
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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                 90.77(6)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   13.196(4)
_cell_length_b                   8.865(6)
_cell_length_c                   11.330(11)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      35
_cell_measurement_theta_min      30
_cell_volume                     1325.3(16)
_computing_cell_refinement       'CAD-4 EXPRESS'
_computing_data_collection       'CAD-4 EXPRESS (Enraf Nonius, 1994)'
_computing_data_reduction        'XCAD4 (Harms & Wocadlo, 1995)'
_computing_molecular_graphics    'ORTEP-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX (Farrugia, 1999)'
_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       '\k-geometry diffractometer'
_diffrn_measurement_device_type  'Enraf-Nonius CAD-4'
_diffrn_measurement_method       'Non-profiled \w/2\q'
_diffrn_radiation_monochromator  'Graphite '
_diffrn_radiation_source         'Fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.5418
_diffrn_reflns_av_R_equivalents  0.0577
_diffrn_reflns_av_sigmaI/netI    0.0597
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            5533
_diffrn_reflns_theta_full        74.86
_diffrn_reflns_theta_max         74.86
_diffrn_reflns_theta_min         3.35
_diffrn_standards_decay_%        3
_diffrn_standards_interval_time  60
_diffrn_standards_number         1
_exptl_absorpt_coefficient_mu    0.528
_exptl_absorpt_correction_T_max  0.8577
_exptl_absorpt_correction_T_min  0.8577
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.099
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    .
_exptl_crystal_description       Prism
_exptl_crystal_F_000             480
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.3
_exptl_crystal_size_min          0.3
_refine_diff_density_max         0.210
_refine_diff_density_min         -0.122
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.994
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     153
_refine_ls_number_reflns         2717
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.994
_refine_ls_R_factor_all          0.0809
_refine_ls_R_factor_gt           0.0530
_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^)+(0.0647P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1254
_refine_ls_wR_factor_ref         0.1425
_reflns_number_gt                1805
_reflns_number_total             2717
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            cv6325.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:

'_chemical_melting_point' value '311--312' was changed to '311.5(5)'
- the average value was taken and precision was estimated.

Automatic conversion script
Id: cif_fix_values 1646 2011-03-28 12:23:43Z adriana 

The following automatic conversions were performed:

'_chemical_melting_point' value '311--312' was changed to '311.5(5)'
- the average value was taken and precision was
estimated.

'_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_sg_symbol_H-M      'P 21/c'
_cod_database_code               2203880
_cod_database_fobs_code          2203880