Fabrication of Sb3+ sensor based on 1,1′-(-(naphthalene-2,3-diylbis(azanylylidene))bis(methanylylidene))bis(naphthalen-2-ol)/nafion/glassy carbon electrode assembly by electrochemical approach
Rahman, Mohammed M.; Sheikh, Tahir Ali; El-Shishtawy, Reda M.; Arshad, Muhammad Nadeem; Al-Zahrani, Fatimah A. M.; Asiri, Abdullah M.; RSC Advances 8 (2018) 19754–; doi:10.1039/C8RA01827H

data_7230805
_publ_section_title
;
 Fabrication of Sb3+ sensor based on
 1,1&#x2032;-(-(naphthalene-2,3-diylbis(azanylylidene))bis(methanylylidene))bis(naphthalen-2-ol)/nafion/glassy
 carbon electrode assembly by electrochemical approach
;
_journal_issue                   35
_journal_name_full               'RSC Advances'
_journal_page_first              19754
_journal_paper_doi               10.1039/C8RA01827H
_journal_volume                  8
_journal_year                    2018
_chemical_formula_moiety         'C32 H22 N2 O2'
_chemical_formula_sum            'C32 H22 N2 O2'
_chemical_formula_weight         466.51
_chemical_name_common
3-({3-[(3-Hydroxy-naphthalen-2-ylmethylene)-amino]-naphthalen-2-ylamino}-methylene)-3<i>H</i>-naphthalen-2-one
_chemical_name_systematic
3-({3-[(3-Hydroxy-naphthalen-2-ylmethylene)-amino]-naphthalen-2-ylamino}-methylene)-3<i>H</i>-naphthalen-2-one
_space_group_crystal_system      orthorhombic
_space_group_IT_number           29
_space_group_name_Hall           'P 2c -2ac'
_space_group_name_H-M_alt        'P c a 21'
_symmetry_space_group_name_Hall  'P 2c -2ac'
_symmetry_space_group_name_H-M   'P c a 21'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2016/6
_audit_update_record
;
2017-12-18 deposited with the CCDC.
2018-05-17 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   20.7011(17)
_cell_length_b                   6.2155(4)
_cell_length_c                   18.0683(13)
_cell_measurement_reflns_used    3016
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      29.0965
_cell_measurement_theta_min      2.9469
_cell_volume                     2324.8(3)
_computing_cell_refinement       'CrysAlis PRO (Agilent, 2012)'
_computing_data_collection       'CrysAlis PRO (Agilent, 2012)'
_computing_data_reduction        'CrysAlis PRO (Agilent, 2012)'
_computing_structure_refinement  'SHELXL-2016/6 (Sheldrick, 2016)'
_computing_structure_solution    'SHELXL-2016/6 (Sheldrick, 2016)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.918
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, Atlas, CCD'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0505
_diffrn_reflns_av_unetI/netI     0.0608
_diffrn_reflns_Laue_measured_fraction_full 0.994
_diffrn_reflns_Laue_measured_fraction_max 0.918
_diffrn_reflns_limit_h_max       26
_diffrn_reflns_limit_h_min       -27
_diffrn_reflns_limit_k_max       5
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            13650
_diffrn_reflns_point_group_measured_fraction_full 0.996
_diffrn_reflns_point_group_measured_fraction_max 0.920
_diffrn_reflns_theta_full        26.000
_diffrn_reflns_theta_max         29.155
_diffrn_reflns_theta_min         2.993
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.084
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.62891
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
; 
CrysAlisPro, Agilent Technologies,
Version 1.171.36.20 (release 27-06-2012 CrysAlis171 .NET)
(compiled Jul 11 2012,15:38:31)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            ORANGE
_exptl_crystal_density_diffrn    1.333
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             976
_exptl_crystal_size_max          0.29
_exptl_crystal_size_mid          0.21
_exptl_crystal_size_min          0.14
_refine_diff_density_max         0.144
_refine_diff_density_min         -0.145
_refine_diff_density_rms         0.035
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.042
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     332
_refine_ls_number_reflns         5313
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.041
_refine_ls_R_factor_all          0.1126
_refine_ls_R_factor_gt           0.0543
_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^)+(0.0506P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1103
_refine_ls_wR_factor_ref         0.1369
_reflns_Friedel_coverage         0.944
_reflns_Friedel_fraction_full    0.998
_reflns_Friedel_fraction_max     0.922
_reflns_number_gt                3049
_reflns_number_total             5313
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c8ra01827h2.cif
_cod_data_source_block           nadeem_17073
_cod_database_code               7230805
_shelx_shelxl_version_number     2016/6
_shelx_res_checksum              73631