Rhodium Carbene Routes to Oxazoles and Thiazoles. Catalyst Effects in the Synthesis of Oxazole and Thiazole Carboxylates, Phosphonates, and Sulfones
Baolu Shi; Alexander J. Blake; William Lewis; Ian B. Campbell; Brian D. Judkins; Christopher J. Moody; Journal of Organic Chemistry 75 (2010) 152–161; doi:10.1021/jo902256r

data_4025138
_publ_section_title
;
 Rhodium Carbene Routes to Oxazoles and Thiazoles. Catalyst Effects in the
 Synthesis of Oxazole and Thiazole Carboxylates, Phosphonates, and
 Sulfones
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              152
_journal_page_last               161
_journal_paper_doi               10.1021/jo902256r
_journal_volume                  75
_journal_year                    2010
_chemical_formula_moiety         'C12 H10 Br N O2 S'
_chemical_formula_sum            'C12 H10 Br N O2 S'
_chemical_formula_weight         312.18
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           57
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2c 2b'
_symmetry_space_group_name_H-M   'P b c m'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
Collected by: WL (23/5/2009)
Processed by: WL (28/5/2009)
Structure Solution by: WL (28/5/2009)
Structure Refinement by: WL (28/5/2009)
CIF checked (AJB/WL only): WL (29/5/2009)
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   13.0465(10)
_cell_length_b                   13.8969(10)
_cell_length_c                   6.7162(5)
_cell_measurement_reflns_used    6270
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.49
_cell_measurement_theta_min      2.14
_cell_volume                     1217.69(16)
_computing_cell_refinement       'Bruker SAINT version 6.36A (Bruker, 2002)'
_computing_data_collection       'Bruker SMART version 5.624 (Bruker, 2001)'
_computing_data_reduction        'Bruker SAINT; SHELXTL (Sheldrick, 2008)'
_computing_molecular_graphics    ' ?'
_computing_publication_material
'enCIFer(Allen et al.,2004);PLATON(Spek,2003)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      150(2)
_diffrn_detector_area_resol_mean 8.192
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'Bruker SMART1000 CCD area detector'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0192
_diffrn_reflns_av_sigmaI/netI    0.0129
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       8
_diffrn_reflns_limit_l_min       -8
_diffrn_reflns_number            9985
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         2.14
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    3.535
_exptl_absorpt_correction_T_max  0.678
_exptl_absorpt_correction_T_min  0.409
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS 2007/2'
_exptl_crystal_colour            COLOURLESS
_exptl_crystal_density_diffrn    1.703
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       PLATE
_exptl_crystal_F_000             624
_exptl_crystal_size_max          0.47
_exptl_crystal_size_mid          0.29
_exptl_crystal_size_min          0.11
_refine_diff_density_max         0.268
_refine_diff_density_min         -0.270
_refine_diff_density_rms         0.085
_refine_ls_extinction_coef       0.0011(3)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.123
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     106
_refine_ls_number_reflns         1506
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.123
_refine_ls_R_factor_all          0.0234
_refine_ls_R_factor_gt           0.0219
_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^)+(0.0248P)^2^+0.6342P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0523
_refine_ls_wR_factor_ref         0.0531
_reflns_number_gt                1420
_reflns_number_total             1506
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            jo902256r_si_004.cif
_cod_data_source_block           bzphns
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to the built-in table from CIF Core
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 the built-in table from CIF Core
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1646 2011-03-28 12:23:43Z adriana 
;
_cod_database_code               4025138