Photosensitized samarium(iii) and erbium(iii) complexes of planar N,N-donor heterocyclic bases: crystal structures and evaluation of biological activity
Dasari, Srikanth; Abbas, Zafar; Kumar, Priyaranjan; Patra, Ashis K.; CrystEngComm 18 (2016) 4313–; doi:10.1039/C5CE02387D

data_7224446
_publ_section_title
;
 Photosensitized samarium(iii) and erbium(iii) complexes of planar
 N,N-donor heterocyclic bases: crystal structures and evaluation of
 biological activity
;
_journal_issue                   23
_journal_name_full               CrystEngComm
_journal_page_first              4313
_journal_paper_doi               10.1039/C5CE02387D
_journal_volume                  18
_journal_year                    2016
_chemical_formula_moiety         'C36 H20 Cl3 Er N8'
_chemical_formula_sum            'C36 H20 Cl3 Er N8'
_chemical_formula_weight         838.21
_chemical_name_common            Erdppz2
_space_group_crystal_system      orthorhombic
_space_group_IT_number           56
_space_group_name_Hall           '-P 2ab 2ac'
_space_group_name_H-M_alt        'P c c n'
_symmetry_space_group_name_Hall  '-P 2ab 2ac'
_symmetry_space_group_name_H-M   'P c c n'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_audit_creation_date             2015-11-11
_audit_creation_method
;
Olex2 1.2
(compiled 2015.01.26 svn.r3150 for OlexSys, GUI svn.r4998)
;
_audit_update_record
;
2015-12-01 deposited with the CCDC.
2016-02-09 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   21.540(4)
_cell_length_b                   17.225(3)
_cell_length_c                   19.377(4)
_cell_measurement_reflns_used    6040
_cell_measurement_temperature    100
_cell_measurement_theta_max      28.08
_cell_measurement_theta_min      2.31
_cell_volume                     7189(2)
_computing_cell_refinement       'SAINT v6.45A (Bruker, 2003)'
_computing_data_reduction        'SAINT v6.45A (Bruker, 2003)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2008)'
_computing_structure_solution    'SIR2004 (Burla et al., 2007)'
_diffrn_ambient_temperature      100
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0408
_diffrn_reflns_av_unetI/netI     0.0355
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 1.000
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -28
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            43118
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 1.000
_diffrn_reflns_theta_full        25.000
_diffrn_reflns_theta_max         25.000
_diffrn_reflns_theta_min         1.514
_exptl_absorpt_coefficient_mu    2.595
_exptl_absorpt_correction_T_max  1
_exptl_absorpt_correction_T_min  0.847781
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS v.2.10 (Bruker,2003) was used for absorption correction.
R(int) was 0.0874 before and 0.0327 after correction.
The Ratio of minimum to maximum transmission is 0.8478.
The \l/2 correction factor is 0.0015.
;
_exptl_crystal_colour            brown
_exptl_crystal_colour_primary    brown
_exptl_crystal_density_diffrn    1.549
_exptl_crystal_description       block
_exptl_crystal_F_000             3288
_exptl_crystal_size_max          0.23
_exptl_crystal_size_mid          0.21
_exptl_crystal_size_min          0.2
_refine_diff_density_max         1.482
_refine_diff_density_min         -0.439
_refine_diff_density_rms         0.104
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.049
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     433
_refine_ls_number_reflns         6336
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.049
_refine_ls_R_factor_all          0.0445
_refine_ls_R_factor_gt           0.0343
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0447P)^2^+10.1131P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0825
_refine_ls_wR_factor_ref         0.0872
_reflns_Friedel_coverage         0.000
_reflns_number_gt                5120
_reflns_number_total             6336
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c5ce02387d2.cif
_cod_data_source_block           Erdppz
_cod_depositor_comments
'Adding full bibliography for 7224443--7224446.cif.'
_cod_database_code               7224446
_shelx_estimated_absorpt_t_max   0.625
_shelx_estimated_absorpt_t_min   0.587
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C1(H1), C2(H2), C3(H3), C7(H7), C8(H8), C9(H9), C10(H10), C14(H14), C15(H15),
 C16(H16), C19(H19), C20(H20), C21(H21), C25(H25), C26(H26), C27(H27), C28(H28),
  C32(H32), C33(H33), C34(H34)
;
_shelx_res_checksum              48777
_shelx_shelxl_version_number     2014/7
_olex2_submission_special_instructions 'No special instructions were received'