Solid-phase approach to tetrahydroquinolones using a sulfur linker cleaved by SmI2.
Turner, Kristy L.; Baker, Thomas M.; Islam, Saidul; Procter, David J.; Stefaniak, Mark; Organic letters 8 (2006) 329–332; doi:10.1021/ol052730n

data_1505837
_publ_section_title
;
 Solid-phase approach to tetrahydroquinolones using a sulfur linker
 cleaved by SmI2.
;
_journal_issue                   2
_journal_name_full               'Organic letters'
_journal_page_first              329
_journal_page_last               332
_journal_paper_doi               10.1021/ol052730n
_journal_volume                  8
_journal_year                    2006
_chemical_formula_sum            'C23 H27 N O5 S'
_chemical_formula_weight         429.52
_chemical_name_systematic
; 
 tert-Butyl 2-(3-(benzylsulfonyl)-1-methyl-2-oxo-1,2,3,4,-
tetrahydroquinolin-4-yl)acetate  
;
_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
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 99.234(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   16.1963(18)
_cell_length_b                   17.0849(19)
_cell_length_c                   16.2600(18)
_cell_measurement_reflns_used    4639
_cell_measurement_temperature    295(2)
_cell_measurement_theta_max      23.41
_cell_measurement_theta_min      2.77
_cell_volume                     4441.0(9)
_computing_cell_refinement       'Bruker SAINT v6.02'
_computing_data_collection       'Bruker SMART v5.622'
_computing_data_reduction        'Bruker SAINT v6.02'
_computing_molecular_graphics    'XP (Sheldrick, 1996)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      295(2)
_diffrn_measured_fraction_theta_full 0.947
_diffrn_measured_fraction_theta_max 0.947
_diffrn_measurement_device_type  'Bruker SMART-APEX CCD'
_diffrn_measurement_method       'Thin slice, \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  0.0297
_diffrn_reflns_av_sigmaI/netI    0.0317
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            18799
_diffrn_reflns_theta_full        28.29
_diffrn_reflns_theta_max         28.29
_diffrn_reflns_theta_min         1.74
_exptl_absorpt_coefficient_mu    0.179
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.793
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
the method of R. H. Blessing, Acta Cryst. 1995, A51, 33-38
;
_exptl_crystal_colour            lath
_exptl_crystal_density_diffrn    1.285
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       colourless
_exptl_crystal_F_000             1824
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.410
_refine_diff_density_min         -0.234
_refine_diff_density_rms         0.041
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.052
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     275
_refine_ls_number_reflns         5234
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.052
_refine_ls_R_factor_all          0.0645
_refine_ls_R_factor_gt           0.0474
_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^)+(0.0669P)^2^+1.3629P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1220
_refine_ls_wR_factor_ref         0.1315
_reflns_number_gt                3997
_reflns_number_total             5234
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol052730nsi20051110_044913.cif
_cod_data_source_block           sa0371
_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               1505837