A simple approach to indeno-coumarins via visible-light-induced cyclization of aryl alkynoates with diethyl bromomalonate
Li, Qingrui; Yin, Yunnian; Li, Yabo; Zhang, Jianye; Huang, Mengmeng; Kim, Jung Keun; Wu, Yangjie; Organic Chemistry Frontiers 6 (2019) 3238–; doi:10.1039/C9QO00795D

data_1555048
_publ_section_title
;
 A simple approach to indeno-coumarins via visible-light-induced
 cyclization of aryl alkynoates with diethyl bromomalonate
;
_journal_issue                   18
_journal_name_full               'Organic Chemistry Frontiers'
_journal_page_first              3238
_journal_paper_doi               10.1039/C9QO00795D
_journal_volume                  6
_journal_year                    2019
_chemical_formula_moiety         'C16 H12 O2'
_chemical_formula_sum            'C16 H12 O2'
_chemical_formula_weight         236.26
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     iterative
_audit_creation_date             2018-03-12
_audit_creation_method
;
Olex2 1.2
(compiled 2017.08.10 svn.r3458 for OlexSys, GUI svn.r5381)
;
_audit_update_record
;
2018-07-29 deposited with the CCDC.	2019-07-29 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 112.380(14)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   25.676(2)
_cell_length_b                   4.1792(4)
_cell_length_c                   24.335(3)
_cell_measurement_reflns_used    797
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      24.6270
_cell_measurement_theta_min      4.4590
_cell_volume                     2414.6(5)
_computing_cell_refinement
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.35 (release 13-08-2014 CrysAlis171 .NET)
(compiled Aug 13 2014,18:06:01)
;
_computing_data_collection
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.35 (release 13-08-2014 CrysAlis171 .NET)
(compiled Aug 13 2014,18:06:01)
;
_computing_data_reduction
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.35 (release 13-08-2014 CrysAlis171 .NET)
(compiled Aug 13 2014,18:06:01)
;
_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
;
Superflip (Palatinus & Chapuis, 2007;Palatinus & van der Lee, 2008;
Palatinus et al., 2012)
;
_diffrn_ambient_temperature      293(2)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 16.2312
_diffrn_detector_type            Eos
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_details
;
  1 omega  -25.00   24.00   0.3500    4.5000
omega____ theta____ kappa____ phi______ frames
    -      -17.2885  -99.0000 -180.0000 140

  2 omega    7.00   87.85   0.3500    4.5000
omega____ theta____ kappa____ phi______ frames
    -       20.1010   57.0000  120.0000 231

  3 omega  -53.00   63.20   0.3500    4.5000
omega____ theta____ kappa____ phi______ frames
    -       20.1010  -19.0000  120.0000 332
;
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'Xcalibur, Eos, Gemini'
_diffrn_measurement_method       '\w scans'
_diffrn_orient_matrix_UB_11      0.0224723000
_diffrn_orient_matrix_UB_12      0.0443589000
_diffrn_orient_matrix_UB_13      0.0266370000
_diffrn_orient_matrix_UB_21      -0.0192657000
_diffrn_orient_matrix_UB_22      0.0184801000
_diffrn_orient_matrix_UB_23      0.0143213000
_diffrn_orient_matrix_UB_31      0.0039445000
_diffrn_orient_matrix_UB_32      -0.1627856000
_diffrn_orient_matrix_UB_33      0.0088959000
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0439
_diffrn_reflns_av_unetI/netI     0.0596
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       32
_diffrn_reflns_limit_h_min       -32
_diffrn_reflns_limit_k_max       5
_diffrn_reflns_limit_k_min       -4
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -30
_diffrn_reflns_number            5181
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.372
_diffrn_reflns_theta_min         3.366
_diffrn_source                   'Enhance (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    0.085
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.52786
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.35 (release 13-08-2014 CrysAlis171 .NET)
(compiled Aug 13 2014,18:06:01)
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    1.300
_exptl_crystal_description       needle
_exptl_crystal_F_000             992
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.13
_refine_diff_density_max         0.194
_refine_diff_density_min         -0.253
_refine_diff_density_rms         0.056
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.050
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     164
_refine_ls_number_reflns         2469
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.050
_refine_ls_R_factor_all          0.1134
_refine_ls_R_factor_gt           0.0687
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0866P)^2^+0.0879P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1635
_refine_ls_wR_factor_ref         0.2052
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1394
_reflns_number_total             2469
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9qo00795d2.cif
_cod_data_source_block           201803171
_cod_database_code               1555048
_shelx_shelxl_version_number     2014/7
_chemical_oxdiff_formula         C22H20N2O8
_shelx_estimated_absorpt_t_max   0.989
_shelx_estimated_absorpt_t_min   0.983
_reflns_odcompleteness_completeness 99.58
_reflns_odcompleteness_iscentric 1
_reflns_odcompleteness_theta     26.32
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C2(H2), C6(H6), C8(H8), C9(H9), C12(H12), C13(H13), C14(H14), C15(H15),
 C16(H16)
2.b Idealised Me refined as rotating group:
 C10(H10A,H10B,H10C)
;
_olex2_submission_special_instructions 'No special instructions were received'