Synthesis, photophysical and cytotoxicity evaluations of DNA targeting agents based on 3-amino-1,8-naphthalimide derived Tröger's bases.
Murphy, Samantha; Bright, Sandra A.; Poynton, Fergus E.; McCabe, Thomas; Kitchen, Jonathan A.; Veale, Emma B.; Williams, D. Clive; Gunnlaugsson, Thorfinnur; Organic & biomolecular chemistry 12 (2014) 6610–6623; doi:10.1039/c3ob42213e

data_7153917
_publ_section_title
;
 Synthesis, photophysical and cytotoxicity evaluations of DNA targeting
 agents based on 3-amino-1,8-naphthalimide derived Tr\"oger's bases.
;
_journal_issue                   34
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              6610
_journal_page_last               6623
_journal_paper_doi               10.1039/c3ob42213e
_journal_volume                  12
_journal_year                    2014
_chemical_formula_sum            'C18 H19 N3 O3'
_chemical_formula_weight         325.36
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 102.769(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   5.5440(18)
_cell_length_b                   23.166(8)
_cell_length_c                   12.365(4)
_cell_measurement_reflns_used    5114
_cell_measurement_temperature    108(2)
_cell_measurement_theta_max      31.3688
_cell_measurement_theta_min      1.8145
_cell_volume                     1548.8(9)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      108(2)
_diffrn_measured_fraction_theta_full 0.965
_diffrn_measured_fraction_theta_max 0.965
_diffrn_measurement_device_type  'Rigaku Saturn 724 CCD'
_diffrn_measurement_method       'omega and phi scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.0437
_diffrn_reflns_av_sigmaI/netI    0.0716
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       27
_diffrn_reflns_limit_k_min       -27
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            7067
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.44
_exptl_absorpt_coefficient_mu    0.097
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.7933
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   Crystalclear
_exptl_crystal_colour            Yellow
_exptl_crystal_density_diffrn    1.395
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             688
_exptl_crystal_size_max          0.39
_exptl_crystal_size_mid          0.31
_exptl_crystal_size_min          0.24
_refine_diff_density_max         0.423
_refine_diff_density_min         -0.373
_refine_diff_density_rms         0.117
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.123
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     217
_refine_ls_number_reflns         2638
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.123
_refine_ls_R_factor_all          0.0907
_refine_ls_R_factor_gt           0.0599
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1253P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1700
_refine_ls_wR_factor_ref         0.2225
_reflns_number_gt                1957
_reflns_number_total             2638
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3ob42213e2.cif
_cod_data_source_block           shelxl[2]
_cod_depositor_comments
'Adding full bibliography for 7153917--7153919.cif.'
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7153917