Visual Simultaneous Detection and Real-Time Monitoring of Cadmium Ions Based on Conjugated Polydiacetylenes
Pham, Thanh Chung; Lee, Seongman; Kim, Dongwon; Jung, Ok-Sang; Lee, Myung Won; Lee, Songyi; ACS Omega  (2020) –; doi:10.1021/acsomega.0c04636

data_4518261
_publ_section_title
;
 Visual Simultaneous Detection and Real-Time Monitoring of Cadmium Ions
 Based on Conjugated Polydiacetylenes
;
_journal_name_full               'ACS Omega'
_journal_paper_doi               10.1021/acsomega.0c04636
_journal_year                    2020
_chemical_formula_sum            'C20 H18 N4 O3'
_chemical_formula_weight         362.38
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2018/3
_cell_angle_alpha                90
_cell_angle_beta                 100.7860(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   10.7674(3)
_cell_length_b                   9.7908(2)
_cell_length_c                   16.6353(4)
_cell_measurement_reflns_used    9942
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      28.00
_cell_measurement_theta_min      2.42
_cell_volume                     1722.73(7)
_computing_cell_refinement       'Bruker APEX software'
_computing_data_collection       'Bruker APEX software'
_computing_data_reduction        'Bruker APEX software'
_computing_molecular_graphics    ORTEP
_computing_publication_material  CIFTAB
_computing_structure_refinement  SHELXL
_computing_structure_solution    'SHELXT 2018/2 (Sheldrick, 2018)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'CCD detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0429
_diffrn_reflns_av_unetI/netI     0.0178
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            53714
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.132
_diffrn_reflns_theta_min         2.089
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    0.097
_exptl_absorpt_correction_T_max  0.7457
_exptl_absorpt_correction_T_min  0.7034
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.397
_exptl_crystal_description       block
_exptl_crystal_F_000             760
_exptl_crystal_size_max          0.300
_exptl_crystal_size_mid          0.300
_exptl_crystal_size_min          0.300
_refine_diff_density_max         0.225
_refine_diff_density_min         -0.247
_refine_diff_density_rms         0.057
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.022
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     245
_refine_ls_number_reflns         4206
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.022
_refine_ls_R_factor_all          0.0545
_refine_ls_R_factor_gt           0.0446
_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^)+(0.0588P)^2^+0.7492P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1102
_refine_ls_wR_factor_ref         0.1198
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3527
_reflns_number_total             4206
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            PKNU_a.cif
_cod_data_source_block           PKNU_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/ACS/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 7556 2019-12-06 15:28:31Z antanas 
;
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               4518261
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.972
_shelx_estimated_absorpt_t_max   0.972
_shelx_res_checksum              15949
_shelx_hkl_checksum              37470