O(−)⋯C interactions and bond formation in 1-naphtholate anions with peri-located electrophilic carbon centres
Bristow, Jonathan C.; Addicoat, Matthew A.; Wallis, John D.; CrystEngComm 21 (2019) 1009–; doi:10.1039/C8CE01872C

data_7232097
_publ_section_title
;
 O(&#x2212;)&#x22EF;C interactions and bond formation in 1-naphtholate
 anions with peri-located electrophilic carbon centres
;
_journal_issue                   6
_journal_name_full               CrystEngComm
_journal_page_first              1009
_journal_paper_doi               10.1039/C8CE01872C
_journal_volume                  21
_journal_year                    2019
_chemical_formula_moiety         'C17 H14 O5'
_chemical_formula_sum            'C17 H14 O5'
_chemical_formula_weight         298.28
_chemical_melting_point          443
_chemical_name_systematic
;
 5-((8'-hydroxynaphthalen-1'-yl)methylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione
;
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2016/6
_audit_update_record
;
2018-06-15 deposited with the CCDC.
2019-01-08 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 105.187(4)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   7.3963(3)
_cell_length_b                   14.2452(4)
_cell_length_c                   13.5274(5)
_cell_measurement_reflns_used    2354
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      28.7220
_cell_measurement_theta_min      3.1970
_cell_volume                     1375.49(9)
_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_structure_refinement  'SHELXL-2016/6 (Sheldrick, 2016)'
_computing_structure_solution    SHELXS-2016
_diffrn_ambient_temperature      100(2)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 15.9832
_diffrn_detector_type            Sapphire3
_diffrn_measured_fraction_theta_full 0.984
_diffrn_measured_fraction_theta_max 0.861
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'Xcalibur, Sapphire3, Gemini'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0341
_diffrn_reflns_av_unetI/netI     0.0524
_diffrn_reflns_Laue_measured_fraction_full 0.984
_diffrn_reflns_Laue_measured_fraction_max 0.861
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            7338
_diffrn_reflns_point_group_measured_fraction_full 0.984
_diffrn_reflns_point_group_measured_fraction_max 0.861
_diffrn_reflns_theta_full        27.000
_diffrn_reflns_theta_max         29.178
_diffrn_reflns_theta_min         2.860
_diffrn_source                   'fine-focus sealed X-ray tube'
_diffrn_source_type              'Enhance (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    0.107
_exptl_absorpt_correction_T_max  0.999
_exptl_absorpt_correction_T_min  0.873
_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            Orange
_exptl_crystal_density_diffrn    1.440
_exptl_crystal_description       Plate
_exptl_crystal_F_000             624
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: DCM/acetone'
_exptl_crystal_size_max          0.428
_exptl_crystal_size_mid          0.264
_exptl_crystal_size_min          0.079
_refine_diff_density_max         0.304
_refine_diff_density_min         -0.216
_refine_diff_density_rms         0.050
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.106
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     205
_refine_ls_number_reflns         3198
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.106
_refine_ls_R_factor_all          0.0752
_refine_ls_R_factor_gt           0.0573
_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^)+(0.0416P)^2^+0.5778P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1123
_refine_ls_wR_factor_ref         0.1198
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2640
_reflns_number_total             3198
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c8ce01872c2.cif
_cod_data_source_block           JB041
_cod_depositor_comments
'Adding full bibliography for 7232086--7232099.cif.'
_cod_database_code               7232097
_shelx_res_checksum              20142