Diastereoselective metal-catalyzed [4+2+2] carbocyclization reactions utilizing a rhodium(I) N-heterocyclic carbene (NHC) complex: the first example of a rhodium(I)-NHC-catalyzed carbocyclization
Evans, P. Andrew; Baum, Erich W.; Fazal, Aleem N.; Pink, Maren; Chemical Communications  (2005) –; doi:10.1039/b413438a

data_7101117
_publ_section_title
;
Diastereoselective metal-catalyzed [4+2+2] carbocyclization
reactions utilizing a rhodium(I) N-heterocyclic carbene (NHC)
complex:  the first example of a rhodium(I)-NHC-catalyzed
carbocyclization
;
_journal_issue                   1
_journal_name_full               'Chemical Communications'
_journal_paper_doi               10.1039/b413438a
_journal_year                    2005
_chemical_formula_sum            'C32 H31 N3 O8 S'
_chemical_formula_weight         617.66
_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
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 100.270(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   13.3244(14)
_cell_length_b                   7.2183(8)
_cell_length_c                   30.905(3)
_cell_measurement_reflns_used    911
_cell_measurement_temperature    110(2)
_cell_measurement_theta_max      26.25
_cell_measurement_theta_min      2.85
_cell_volume                     2924.8(5)
_computing_cell_refinement       'SAINT (Bruker, 1999)'
_computing_data_collection       'SMART (Bruker, 1999)'
_computing_data_reduction
;
SAINT (Bruker, 1999), XTEL _computing_structure_solution
SHELXS-97 (Sheldrick, 1990)
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      110(2)
_diffrn_detector                 'CCD area detector'
_diffrn_detector_area_resol_mean 44.52
_diffrn_detector_type            'Bruker SMART 6000'
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_details
'   0.30 degree frames measured for  15.17 seconds each'
_diffrn_measurement_device       'three-circle goniometer with fixed chi'
_diffrn_measurement_device_type  'Bruker Platform goniometer'
_diffrn_measurement_method       '\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  0.1049
_diffrn_reflns_av_sigmaI/netI    0.0614
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       40
_diffrn_reflns_limit_l_min       -40
_diffrn_reflns_number            42574
_diffrn_reflns_theta_full        27.57
_diffrn_reflns_theta_max         27.57
_diffrn_reflns_theta_min         2.22
_diffrn_standards_decay_%        0.0
_exptl_absorpt_coefficient_mu    0.169
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.403
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'rectangular prism'
_exptl_crystal_F_000             1296
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.519
_refine_diff_density_min         -0.324
_refine_diff_density_rms         0.054
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.928
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     521
_refine_ls_number_reflns         6773
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.928
_refine_ls_R_factor_all          0.0594
_refine_ls_R_factor_gt           0.0405
_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^)+(0.0607P)^2^+0.0000P] where P==(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0983
_refine_ls_wR_factor_ref         0.1045
_reflns_number_gt                4921
_reflns_number_total             6773
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b413438a.txt
_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 
;
_cod_original_sg_symbol_H-M      'P2(1)/c  '
_cod_database_code               7101117