Conformational properties and folding analysis of a series of seven oligoamide foldamers
Suhonen, Aku; Kortelainen, Minna; Nauha, Elisa; Yliniemelä-Sipari, Sanna; Pihko, Petri M.; Nissinen, Maija; CrystEngComm 18 (2016) 2005–; doi:10.1039/C5CE02458G

data_7224324
_publ_section_title
;
 Conformational properties and folding analysis of a series of seven
 oligoamide foldamers
;
_journal_issue                   11
_journal_name_full               CrystEngComm
_journal_page_first              2005
_journal_paper_doi               10.1039/C5CE02458G
_journal_volume                  18
_journal_year                    2016
_chemical_formula_moiety         'C26 H20 N4 O3, C H2 Cl2'
_chemical_formula_sum            'C27 H22 Cl2 N4 O3'
_chemical_formula_weight         521.39
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2015-11-12 deposited with the CCDC.
2016-02-12 downloaded from the CCDC.
;
_cell_angle_alpha                112.097(2)
_cell_angle_beta                 93.024(2)
_cell_angle_gamma                101.520(2)
_cell_formula_units_Z            2
_cell_length_a                   8.9343(2)
_cell_length_b                   12.0833(2)
_cell_length_c                   13.1298(2)
_cell_measurement_temperature    173(2)
_cell_volume                     1274.04(5)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.951
_diffrn_measured_fraction_theta_max 0.951
_diffrn_measurement_device_type  'KappaCCD, Cu, APEX II'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0863
_diffrn_reflns_av_sigmaI/netI    0.0551
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            5929
_diffrn_reflns_theta_full        66.68
_diffrn_reflns_theta_max         66.68
_diffrn_reflns_theta_min         3.67
_exptl_absorpt_coefficient_mu    2.594
_exptl_absorpt_correction_T_max  0.7814
_exptl_absorpt_correction_T_min  0.4725
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
Denzo (otwinowski, Borek, Majewski & Minor, 2003) 
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.359
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             540
_exptl_crystal_size_max          0.34
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.538
_refine_diff_density_min         -0.604
_refine_diff_density_rms         0.059
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.052
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     352
_refine_ls_number_reflns         4297
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.052
_refine_ls_R_factor_all          0.0838
_refine_ls_R_factor_gt           0.0657
_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^)+(0.0883P)^2^+0.9735P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1671
_refine_ls_wR_factor_ref         0.1830
_reflns_number_gt                3295
_reflns_number_total             4297
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5ce02458g2.cif
_cod_data_source_block           2-DCM-1-S1
_cod_depositor_comments
'Adding full bibliography for 7224320--7224336.cif.'
_cod_original_cell_volume        1274.04(4)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7224324