Pd-Catalyzed Allylic Alkylation Cascade with Dihydropyrans: Regioselective Synthesis of Furo[3,2-c]pyrans
Bartlett, Mark J.; Turner, Claire A.; Harvey, Joanne E.; Organic Letters 15 (2013) 2430–; doi:10.1021/ol400902d

data_1512057
_publ_section_title
;
 Pd-Catalyzed Allylic Alkylation Cascade with Dihydropyrans:
 Regioselective Synthesis of Furo[3,2-c]pyrans
;
_journal_issue                   10
_journal_name_full               'Organic Letters'
_journal_page_first              2430
_journal_paper_doi               10.1021/ol400902d
_journal_volume                  15
_journal_year                    2013
_chemical_formula_moiety         'C11 H10 O4'
_chemical_formula_sum            'C11 H10 O4'
_chemical_formula_weight         206.19
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_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_date             2011-05-30
_audit_creation_method
;
  Olex2 1.1
  (compiled 2011.02.15 svn.r1672, GUI svn.r3494)
;
_cell_angle_alpha                90.00
_cell_angle_beta                 103.614(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.7627(3)
_cell_length_b                   11.0574(4)
_cell_length_c                   11.2765(4)
_cell_measurement_reflns_used    9819
_cell_measurement_temperature    296.0
_cell_measurement_theta_max      33.34
_cell_measurement_theta_min      2.62
_cell_volume                     940.73(6)
_computing_data_reduction        'SAINT v7.53A (Bruker, 2008)'
_computing_molecular_graphics
;
O. V. Dolomanov, L. J. Bourhis, R. J. Gildea, J. A. K. Howard and H. Puschmann,
OLEX2: a complete structure solution, refinement and analysis program.
J. Appl. Cryst. (2009). 42, 339-341.
;
_computing_publication_material
;
O. V. Dolomanov, L. J. Bourhis, R. J. Gildea, J. A. K. Howard and H. Puschmann,
OLEX2: a complete structure solution, refinement and analysis program.
J. Appl. Cryst. (2009). 42, 339-341.
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      296.0
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0296
_diffrn_reflns_av_unetI/netI     0.0159
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            22573
_diffrn_reflns_theta_full        30.00
_diffrn_reflns_theta_max         30.00
_diffrn_reflns_theta_min         2.62
_diffrn_source                   'fine-focus sealed tube'
_diffrn_source_current           30.0
_diffrn_source_power             1.35
_diffrn_source_voltage           45.0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.112
_exptl_absorpt_correction_T_max  0.7468
_exptl_absorpt_correction_T_min  0.6541
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
 SADABS-2008/1 (Bruker,2008) was used for absorption correction.
 R(int) was 0.0590 before and 0.0468 after correction.
 The Ratio of minimum to maximum transmission is 0.875870380289.
 The \l/2 correction factor is 0.0015
;
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.456
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             432
_exptl_crystal_size_max          0.54
_exptl_crystal_size_mid          0.44
_exptl_crystal_size_min          0.35
_refine_diff_density_max         0.438
_refine_diff_density_min         -0.202
_refine_diff_density_rms         0.049
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.198
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     176
_refine_ls_number_reflns         2733
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.198
_refine_ls_R_factor_all          0.0488
_refine_ls_R_factor_gt           0.0468
_refine_ls_shift/su_max          0.013
_refine_ls_shift/su_mean         0.003
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0519P)^2^+0.3137P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1163
_refine_ls_wR_factor_ref         0.1176
_reflns_number_gt                2620
_reflns_number_total             2733
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol400902d_si_002.cif
_cod_data_source_block           mjba
_cod_depositor_comments
;
The following automatic conversions were performed:
'_atom_site_symetry_multiplicity' tag replaced with
'_atom_site_symmetry_multiplicity'.

Automatic conversion script
Id: cif_correct_tags 1440 2010-10-19 06:21:57Z saulius 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
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_cod_database_code               1512057