Facile synthesis of unknown 6,7-dihydrofuro[3,4-<i>c</i>]pyridines and 3,4-diaryloylpyridines from <i>N</i>-homopropargylic β-enaminones.
Yilmaz, Elif Serel; Kaya, Kerem; Zora, Metin; Organic & biomolecular chemistry 23 (2025) 2133–2141; doi:10.1039/d4ob01884b

data_7160337
_publ_section_title
;
 Facile synthesis of unknown 6,7-dihydrofuro[3,4-<i>c</i>]pyridines and
 3,4-diaryloylpyridines from <i>N</i>-homopropargylic &#x3b2;-enaminones.
;
_journal_issue                   9
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              2133
_journal_page_last               2141
_journal_paper_doi               10.1039/d4ob01884b
_journal_volume                  23
_journal_year                    2025
_chemical_formula_sum            'C25 H19 N O'
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;
2024-08-21 deposited with the CCDC.	2025-01-15 downloaded from the CCDC.
;
_cell_angle_alpha                90
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_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_diffrn_ambient_temperature      297(2)
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_diffrn_measurement_device_type  Bruker_D8_VENTURE
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_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            68102
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_diffrn_source                   sealed_tube
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_exptl_absorpt_process_details   SADABS
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_exptl_crystal_density_diffrn    1.233
_exptl_crystal_description       rod
_exptl_crystal_F_000             736
_exptl_crystal_recrystallization_method 'Re-crystallisation from solvent'
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_refine_diff_density_max         0.133
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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^)+(0.0374P)^2^+0.7429P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1040
_refine_ls_wR_factor_ref         0.1302
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1807
_reflns_number_total             3352
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d4ob01884b3.cif
_cod_data_source_block           MZ_a
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_exptl_absorpt_correction_type' value 'multi_scan' was
changed to 'multi-scan' in accordance with the
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 8170 2020-07-09 18:12:32Z antanas 

 Adding full bibliography for 7160337.cif.
;
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7160337
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_shelx_res_checksum              56295