Convenient construction of dibenzo[b,d]furanes and 2,6-diaryl-4-(2-hydroxyphenyl)pyridines via domino reaction of pyridinium ylides with 2-aryl-3-nitrochromenes
Sun, Jing; Jiang, Wang; Yan, Chao-Guo; Organic Chemistry Frontiers 6 (2019) 1428–; doi:10.1039/C9QO00079H

data_1554733
_publ_section_title
;
 Convenient construction of dibenzo[b,d]furanes and
 2,6-diaryl-4-(2-hydroxyphenyl)pyridines via domino reaction of pyridinium
 ylides with 2-aryl-3-nitrochromenes
;
_journal_issue                   9
_journal_name_full               'Organic Chemistry Frontiers'
_journal_page_first              1428
_journal_paper_doi               10.1039/C9QO00079H
_journal_volume                  6
_journal_year                    2019
_chemical_formula_moiety         'C26 H19 Cl O'
_chemical_formula_sum            'C26 H19 Cl O'
_chemical_formula_weight         382.86
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2019-01-17 deposited with the CCDC.	2019-03-05 downloaded from the CCDC.
;
_cell_angle_alpha                63.252(13)
_cell_angle_beta                 83.527(15)
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_diffrn_measured_fraction_theta_max 0.912
_diffrn_measurement_device_type  'CCD area detector'
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_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
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_diffrn_reflns_theta_min         2.095
_exptl_absorpt_coefficient_mu    0.199
_exptl_absorpt_correction_T_max  0.961
_exptl_absorpt_correction_T_min  0.950
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_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2014/7 (Sheldrick 2014'
_refine_ls_goodness_of_fit_ref   1.006
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     510
_refine_ls_number_reflns         7379
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.006
_refine_ls_R_factor_all          0.4157
_refine_ls_R_factor_gt           0.1326
_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^)+(0.1465P)^2^+0.5800P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
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_reflns_Friedel_coverage         0.000
_reflns_number_gt                1807
_reflns_number_total             7379
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9qo00079h2.cif
_cod_data_source_block           4a
_cod_original_cell_volume        2056(3)
_cod_database_code               1554733
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.950
_shelx_estimated_absorpt_t_max   0.961
_shelx_res_checksum              64294
_shelx_hkl_checksum              94895