Enantioselective preparation of P-chiral phosphine oxides.
Adams, Harry; Collins, Rebecca C.; Jones, Simon; Warner, Christopher J. A.; Organic letters 13 (2011) 6576–6579; doi:10.1021/ol202916j

data_1502619
_publ_section_title
;
 Enantioselective preparation of P-chiral phosphine oxides.
;
_journal_issue                   24
_journal_name_full               'Organic letters'
_journal_page_first              6576
_journal_page_last               6579
_journal_paper_doi               10.1021/ol202916j
_journal_volume                  13
_journal_year                    2011
_chemical_absolute_configuration unk
_chemical_formula_moiety         'C15 H22 N O3 P'
_chemical_formula_sum            'C15 H22 N O3 P'
_chemical_formula_weight         295.31
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 92.756(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.4722(2)
_cell_length_b                   10.0791(2)
_cell_length_c                   16.3227(5)
_cell_measurement_reflns_used    4175
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.26
_cell_measurement_theta_min      2.50
_cell_volume                     1556.55(7)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_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  0.0336
_diffrn_reflns_av_sigmaI/netI    0.0363
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            13181
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         27.43
_diffrn_reflns_theta_min         1.25
_exptl_absorpt_coefficient_mu    0.183
_exptl_absorpt_correction_T_max  0.9891
_exptl_absorpt_correction_T_min  0.9437
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.260
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       PLATE
_exptl_crystal_F_000             632
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.21
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.337
_refine_diff_density_min         -0.220
_refine_diff_density_rms         0.055
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.101
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     371
_refine_ls_number_reflns         3741
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.101
_refine_ls_R_factor_all          0.0415
_refine_ls_R_factor_gt           0.0351
_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^)+(0.0585P)^2^+0.0111P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0848
_refine_ls_wR_factor_ref         0.0970
_reflns_number_gt                3361
_reflns_number_total             3741
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol202916j_si_003.cif
_cod_data_source_block           osj220_0m
_cod_depositor_comments
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The following automatic conversions were performed:

'_chemical_absolute_configuration' value 'UNK' changed to 'unk'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

'_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.

'_exptl_absorpt_correction_type' value 'MULTI-SCAN'
changed to 'multi-scan' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.1 from
2010-06-29.

'_refine_ls_hydrogen_treatment' value 'CONSTR' changed
to 'constr' 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 
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_cod_original_sg_symbol_H-M      P2(1)
_cod_database_code               1502619