π-Facial selectivities of diastereotopic ketones: <i>p</i>-bromobenzoates of 4-hetero-1-decalinols
Parvez, Masood; Yadav, Veejendra K.; Balamurugan, Rengarajan; Acta Crystallographica Section C 57 (2001) 1084–1088; doi:10.1107/S0108270101009544

data_2012189
_publ_section_title
;
 \p-Facial selectivities of diastereotopic ketones:
 <i>p</i>-bromobenzoates of 4-hetero-1-decalinols
;
_journal_issue                   9
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              1084
_journal_page_last               1088
_journal_paper_doi               10.1107/S0108270101009544
_journal_volume                  57
_journal_year                    2001
_chemical_formula_moiety         'C16 H19 Br O3'
_chemical_formula_sum            'C16 H19 Br O3'
_chemical_formula_weight         339.22
_chemical_name_common            'trans-4-oxa-1-decalinol  p-bromobenzoate'
_chemical_name_systematic        'trans-4-oxa-1-decalinyl p-bromobenzoate'
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_audit_creation_method           SHELXL97
_cell_angle_alpha                96.32(2)
_cell_angle_beta                 111.32(2)
_cell_angle_gamma                110.49(2)
_cell_formula_units_Z            2
_cell_length_a                   9.643(2)
_cell_length_b                   10.679(2)
_cell_length_c                   8.772(2)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      15
_cell_measurement_theta_min      10
_cell_volume                     758.5(3)
_computing_cell_refinement       'MSC/AFC Diffractometer Control Software'
_computing_data_collection
;MSC/AFC Diffractometer Control Software (Molecular Structure Corporation,
 1988)
;
_computing_data_reduction
'TEXSAN (Molecular Structure Corporation, 1994)'
_computing_molecular_graphics    'ORTEPII (Johnson, 1976)'
_computing_publication_material  SHELXL97
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SAPI91 (Fan, 1991)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full .999
_diffrn_measured_fraction_theta_max .999
_diffrn_measurement_device_type  'Rigaku AFC-6S'
_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     .71069
_diffrn_reflns_av_R_equivalents  .03
_diffrn_reflns_av_sigmaI/netI    .12
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            2702
_diffrn_reflns_theta_full        25.05
_diffrn_reflns_theta_max         25.0
_diffrn_reflns_theta_min         2.5
_diffrn_standards_decay_%        '< 0.8'
_diffrn_standards_interval_count 200
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    2.71
_exptl_absorpt_correction_T_max  .67
_exptl_absorpt_correction_T_min  .28
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   '\y-scan (3 reflections) (North et al., 1968)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.485
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             348
_exptl_crystal_size_max          .60
_exptl_crystal_size_mid          .40
_exptl_crystal_size_min          .15
_refine_diff_density_max         .42
_refine_diff_density_min         -.38
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   .98
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     181
_refine_ls_number_reflns         2702
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      .98
_refine_ls_R_factor_all          .165
_refine_ls_R_factor_gt           .039
_refine_ls_shift/su_max          <0.001
_refine_ls_shift/su_mean         .000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w = 1/[\s^2^(Fo^2^)+(0.0513P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_ref         .130
_reflns_number_gt                1169
_reflns_number_total             2702
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            da1192.cif
_cod_data_source_block           XVII
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_database_code               2012189
_cod_database_fobs_code          2012189