One-pot synthesis of functionalized piperid-4-ones: a four-component condensation.
Clarke, Paul A.; Zaytsev, Andrey V.; Morgan, Tyson W.; Whitwood, Adrian C.; Wilson, Claire; Organic letters 10 (2008) 2877–2880; doi:10.1021/ol801051g

data_1504763
_publ_section_title
;
 One-pot synthesis of functionalized piperid-4-ones: a four-component
 condensation.
;
_journal_issue                   13
_journal_name_full               'Organic letters'
_journal_page_first              2877
_journal_page_last               2880
_journal_paper_doi               10.1021/ol801051g
_journal_volume                  10
_journal_year                    2008
_chemical_formula_moiety         'C23 H27 N O5 S'
_chemical_formula_sum            'C23 H27 N O5 S'
_chemical_formula_weight         429.52
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   'geom, OH from difmap'
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 128.3780(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   21.7464(18)
_cell_length_b                   17.0013(14)
_cell_length_c                   15.6632(13)
_cell_measurement_reflns_used    5237
_cell_measurement_temperature    299(2)
_cell_measurement_theta_max      24.97
_cell_measurement_theta_min      2.39
_cell_volume                     4539.7(7)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      299(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker SMART APEX CCD area detector'
_diffrn_measurement_method       \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  0.0279
_diffrn_reflns_av_sigmaI/netI    0.0246
_diffrn_reflns_limit_h_max       25
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            17860
_diffrn_reflns_theta_full        25.02
_diffrn_reflns_theta_max         25.02
_diffrn_reflns_theta_min         1.69
_exptl_absorpt_coefficient_mu    0.175
_exptl_absorpt_correction_T_max  0.976
_exptl_absorpt_correction_T_min  0.893
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS v2.03; (Sheldrick)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.257
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1824
_exptl_crystal_size_max          0.34
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.14
_refine_diff_density_max         0.205
_refine_diff_density_min         -0.195
_refine_diff_density_rms         0.035
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.033
_refine_ls_hydrogen_treatment    'constr, OH refall'
_refine_ls_matrix_type           full
_refine_ls_number_parameters     278
_refine_ls_number_reflns         4010
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.033
_refine_ls_R_factor_all          0.0558
_refine_ls_R_factor_gt           0.0392
_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^)+(0.0616P)^2^+1.4722P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1054
_refine_ls_wR_factor_ref         0.1163
_reflns_number_gt                3022
_reflns_number_total             4010
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            ol801051g-file005.cif
_cod_data_source_block           4b
_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_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               1504763