Efficient Synthesis of 3-Chloromethyl-2(5H)-furanones and 3-Chloromethyl- 5,6-dihydropyran-2-ones via the PdCl~2~-Catalyzed Chlorocyclocarbonylation of 2,3- or 3,4-Allenols
Xin Cheng; Xuefeng Jiang; Yihua Yu; Shengming Ma; Journal of Organic Chemistry 73 (2008) 8960–8965; doi:10.1021/jo8015677

data_4023844
_publ_section_title
;
 Efficient Synthesis of 3-Chloromethyl-2(5H)-furanones and
 3-Chloromethyl- 5,6-dihydropyran-2-ones via the PdCl~2~-Catalyzed
 Chlorocyclocarbonylation of 2,3- or 3,4-Allenols
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_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              8960
_journal_page_last               8965
_journal_paper_doi               10.1021/jo8015677
_journal_volume                  73
_journal_year                    2008
_chemical_absolute_configuration ad
_chemical_formula_sum            'C10 H13 Cl O2'
_chemical_formula_weight         200.65
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   6.0231(8)
_cell_length_b                   18.026(3)
_cell_length_c                   18.643(3)
_cell_measurement_reflns_used    2666
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      45.079
_cell_measurement_theta_min      4.370
_cell_volume                     2024.1(5)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SHELXTL'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.1118
_diffrn_reflns_av_sigmaI/netI    0.0947
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            12184
_diffrn_reflns_theta_full        27.49
_diffrn_reflns_theta_max         27.49
_diffrn_reflns_theta_min         1.57
_exptl_absorpt_coefficient_mu    0.342
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.76416
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.317
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prismatic
_exptl_crystal_F_000             848
_exptl_crystal_size_max          0.502
_exptl_crystal_size_mid          0.371
_exptl_crystal_size_min          0.168
_refine_diff_density_max         0.250
_refine_diff_density_min         -0.240
_refine_diff_density_rms         0.049
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.02(7)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.865
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     235
_refine_ls_number_reflns         4581
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.865
_refine_ls_R_factor_all          0.0747
_refine_ls_R_factor_gt           0.0500
_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^)+(0.0373P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1102
_refine_ls_wR_factor_ref         0.1164
_reflns_number_gt                2803
_reflns_number_total             4581
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo8015677_si_001.cif
_cod_data_source_block           cd26226
_cod_depositor_comments
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The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic'
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 
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_cod_database_code               4023844