Cu(II)-catalyzed acylation by thiol esters under neutral conditions: tandem acylation-wittig reaction leading to a one-pot synthesis of butenolides.
Matsuo, Kazumasa; Shindo, Mitsuru; Organic letters 12 (2010) 5346–5349; doi:10.1021/ol102407k

data_1503321
_publ_section_title
;
 Cu(II)-catalyzed acylation by thiol esters under neutral conditions:
 tandem acylation-wittig reaction leading to a one-pot synthesis of
 butenolides.
;
_journal_issue                   22
_journal_name_full               'Organic letters'
_journal_page_first              5346
_journal_page_last               5349
_journal_paper_doi               10.1021/ol102407k
_journal_volume                  12
_journal_year                    2010
_chemical_formula_moiety         'C10 H12 Cu O5 S '
_chemical_formula_sum            'C10 H12 Cu O5 S'
_chemical_formula_weight         307.81
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_symmetry_space_group_name_Hall  '-P 2yab'
_symmetry_space_group_name_H-M   'P 1 21/a 1'
_cell_angle_alpha                90.0000
_cell_angle_beta                 103.631(4)
_cell_angle_gamma                90.0000
_cell_formula_units_Z            4
_cell_length_a                   12.191(3)
_cell_length_b                   7.1808(17)
_cell_length_c                   13.680(3)
_cell_measurement_reflns_used    3422
_cell_measurement_temperature    123.1
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      3.1
_cell_volume                     1163.8(5)
_computing_cell_refinement       CrystalClear
_computing_data_collection       CrystalClear
_computing_data_reduction        CrystalStructure
_computing_publication_material  'CrystalStructure 3.8'
_computing_structure_refinement  CRYSTALS
_computing_structure_solution    SIR97
_diffrn_ambient_temperature      123
_diffrn_detector_area_resol_mean 7.31
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Rigaku Saturn'
_diffrn_measurement_method       \w
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71070
_diffrn_reflns_av_R_equivalents  0.023
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            8939
_diffrn_reflns_theta_full        27.47
_diffrn_reflns_theta_max         27.47
_exptl_absorpt_coefficient_mu    2.061
_exptl_absorpt_correction_T_max  0.960
_exptl_absorpt_correction_T_min  0.878
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Jacobson, R. (1998) Private communication'
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    1.757
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       platelet
_exptl_crystal_F_000             628.00
_exptl_crystal_size_max          0.10
_exptl_crystal_size_mid          0.06
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.84
_refine_diff_density_min         -0.39
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.019
_refine_ls_hydrogen_treatment    refall
_refine_ls_number_parameters     166
_refine_ls_number_reflns         2656
_refine_ls_R_factor_gt           0.0264
_refine_ls_shift/su_max          0.0000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w = 1/[0.0005Fo^2^ + 1.0000\s(Fo^2^)]/(4Fo^2^)'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_ref         0.0723
_reflns_number_gt                2286
_reflns_number_total             2656
_reflns_threshold_expression     F^2^>2.0\s(F^2^)
_cod_data_source_file            ol102407k_si_002.cif
_cod_data_source_block           '_coppersalycylate(4-OMe)'
_cod_original_formula_sum        'C10 H12 Cu O5 S '
_cod_database_code               1503321