Substitution controlled aryne insertion: synthesis of diarylmethane/chromones.
Dhanaji, Jadhav Rahul; Samatha, Polasani; Raju, Silver; Mainkar, Prathama S.; Adepu, Raju; Chandrasekhar, Srivari; Chemical communications (Cambridge, England) 59 (2023) 2648–2651; doi:10.1039/d2cc05992d

data_7131339
_publ_section_title
;
 Substitution controlled aryne insertion: synthesis of
 diarylmethane/chromones.
;
_journal_issue                   18
_journal_name_full               'Chemical communications (Cambridge, England)'
_journal_page_first              2648
_journal_page_last               2651
_journal_paper_doi               10.1039/d2cc05992d
_journal_volume                  59
_journal_year                    2023
_chemical_formula_sum            'C24 H18 N2 O5'
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_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2022-08-10 deposited with the CCDC.	2023-01-19 downloaded from the CCDC.
;
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_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXT 2018/2 (Sheldrick, 2018)'
_diffrn_ambient_temperature      303(2)
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_diffrn_measurement_device_type  'Bruker D8 QUEST PHOTON-III-C7'
_diffrn_measurement_method       '\w and \f'
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_diffrn_reflns_av_unetI/netI     0.0856
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_diffrn_reflns_theta_full        25.242
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_diffrn_reflns_theta_min         2.458
_diffrn_source                   microfocus
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_exptl_crystal_description       Plate
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_refine_diff_density_max         0.180
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_refine_ls_extinction_method     none
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0708P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1315
_refine_ls_wR_factor_ref         0.1751
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2561
_reflns_number_total             6140
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2cc05992d2.cif
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_cod_database_code               7131339
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.970
_shelx_estimated_absorpt_t_max   0.988
_shelx_res_checksum              44223
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