Synthesis of chromone-containing polycyclic compounds via palladium-catalyzed [2 + 2 + 1] annulation.
Li, Mi-Zhuan; Tong, Qi; Han, Wen-Yong; Yang, Si-Yi; Cui, Bao-Dong; Wan, Nan-Wei; Chen, Yong-Zheng; Organic & biomolecular chemistry 18 (2020) 1112–1116; doi:10.1039/c9ob02690h

data_7157325
_publ_section_title
;
 Synthesis of chromone-containing polycyclic compounds via
 palladium-catalyzed [2 + 2 + 1] annulation.
;
_journal_issue                   6
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              1112
_journal_page_last               1116
_journal_paper_doi               10.1039/c9ob02690h
_journal_volume                  18
_journal_year                    2020
_chemical_formula_moiety         'C31 H28 O3'
_chemical_formula_sum            'C31 H28 O3'
_chemical_formula_weight         448.53
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_audit_creation_date             2017-11-08
_audit_creation_method
;
Olex2 1.2
(compiled 2017.08.10 svn.r3458 for OlexSys, GUI svn.r5381)
;
_audit_update_record
;
2018-03-07 deposited with the CCDC.	2020-01-20 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 106.903(5)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   10.7710(5)
_cell_length_b                   12.5336(5)
_cell_length_c                   17.4579(7)
_cell_measurement_reflns_used    4739
_cell_measurement_temperature    100.00(10)
_cell_measurement_theta_max      29.1850
_cell_measurement_theta_min      4.0440
_cell_volume                     2254.99(18)
_computing_cell_refinement       'CrysAlisPro 1.171.38.43f (Rigaku OD, 2015)'
_computing_data_collection       'CrysAlisPro 1.171.38.43f (Rigaku OD, 2015)'
_computing_data_reduction        'CrysAlisPro 1.171.38.43f (Rigaku OD, 2015)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_environment      N~2~
_diffrn_ambient_temperature      100.00(10)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 5.2684
_diffrn_detector_type            AtlasS2
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.848
_diffrn_measurement_details
;
List of Runs (angles in degrees, time in seconds):

  # Type    Start    End  Width  t~exp~   \w     \q     \k     \f   Frames
  1  \w    -51.00  13.00   1.00    3.00    --  -11.59 -37.00-180.00   64
  2  \w    -18.00  83.00   1.00    3.00    --   11.74  77.00-180.00  101
  3  \w    -19.00  48.00   1.00    3.00    --   11.74 -99.00 120.00   67
;
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, AtlasS2'
_diffrn_measurement_method       '\w scans'
_diffrn_orient_matrix_type
'CrysAlisPro convention (1999,Acta A55,543-557)'
_diffrn_orient_matrix_UB_11      0.0354720000
_diffrn_orient_matrix_UB_12      -0.0474901000
_diffrn_orient_matrix_UB_13      -0.0005563000
_diffrn_orient_matrix_UB_21      0.0538524000
_diffrn_orient_matrix_UB_22      0.0307775000
_diffrn_orient_matrix_UB_23      -0.0027177000
_diffrn_orient_matrix_UB_31      0.0239518000
_diffrn_orient_matrix_UB_32      0.0012979000
_diffrn_orient_matrix_UB_33      0.0423825000
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0342
_diffrn_reflns_av_unetI/netI     0.0481
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.848
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            13506
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.848
_diffrn_reflns_theta_full        26.000
_diffrn_reflns_theta_max         29.507
_diffrn_reflns_theta_min         3.472
_diffrn_source                   'micro-focus sealed X-ray tube'
_diffrn_source_type              'SuperNova (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    0.084
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.77791
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.38.43f (Rigaku Oxford Diffraction, 2015)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.321
_exptl_crystal_description       block
_exptl_crystal_F_000             952
_exptl_crystal_size_max          0.16
_exptl_crystal_size_mid          0.13
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.287
_refine_diff_density_min         -0.258
_refine_diff_density_rms         0.051
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.024
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     307
_refine_ls_number_reflns         5335
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.024
_refine_ls_R_factor_all          0.0685
_refine_ls_R_factor_gt           0.0514
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0443P)^2^+1.1772P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1114
_refine_ls_wR_factor_ref         0.1217
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4209
_reflns_number_total             5335
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9ob02690h2.cif
_cod_data_source_block           c-20
_cod_depositor_comments
'Adding full bibliography for 7157323--7157327.cif.'
_cod_original_cell_volume        2255.00(17)
_cod_database_code               7157325
_shelx_shelxl_version_number     2017/1
_shelx_estimated_absorpt_t_max   0.990
_shelx_estimated_absorpt_t_min   0.987
_reflns_odcompleteness_completeness 99.71
_reflns_odcompleteness_iscentric 1
_reflns_odcompleteness_theta     26.32
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
2.a Ternary CH refined with riding coordinates:
 C13(H13), C11(H11), C17(H17), C12(H12), C15(H15), C18(H18), C16(H16), C20(H20)
2.b Secondary CH2 refined with riding coordinates:
 C23(H23A,H23B), C14(H14A,H14B), C25(H25A,H25B), C19(H19A,H19B), C21(H21A,
 H21B), C22(H22A,H22B)
2.c Aromatic/amide H refined with riding coordinates:
 C2(H2), C4(H4), C5(H5), C28(H28), C3(H3), C31(H31), C29(H29), C30(H30)
;
_olex2_date_sample_data_collection 2017-11-07
_olex2_submission_special_instructions 'No special instructions were received'
_oxdiff_exptl_absorpt_empirical_details
;
Empirical correction (ABSPACK) includes:
- Absorption correction using spherical harmonics
- Frame scaling
- Detector area scaling
;
_oxdiff_exptl_absorpt_empirical_full_max 1.401
_oxdiff_exptl_absorpt_empirical_full_min 0.742