To bend or not to bend – are heteroatom interactions within conjugated molecules effective in dictating conformation and planarity?
Conboy, Gary; Spencer, Howard J.; Angioni, Enrico; Kanibolotsky, Alexander L.; Findlay, Neil J.; Coles, Simon J.; Wilson, Claire; Pitak, Mateusz B.; Risko, Chad; Coropceanu, Veaceslav; Brédas, Jean-Luc; Skabara, Peter J.; Mater. Horiz. 3 (2016) 333–; doi:10.1039/C6MH00051G

data_1543211
_publ_section_title
;
 To bend or not to bend -- are heteroatom interactions within conjugated
 molecules effective in dictating conformation and planarity?
;
_journal_issue                   4
_journal_name_full               'Mater. Horiz.'
_journal_page_first              333
_journal_paper_doi               10.1039/C6MH00051G
_journal_volume                  3
_journal_year                    2016
_chemical_formula_moiety         'C36 H36 N2 S4'
_chemical_formula_sum            'C36 H36 N2 S4'
_chemical_formula_weight         624.91
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_date             2015-12-07
_audit_creation_method
;
Olex2 1.2-alpha
(compiled 2015.09.30 svn.r3233 for OlexSys, GUI svn.r5103)
;
_audit_update_record
;
2015-12-07 deposited with the CCDC.
2016-04-26 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 99.461(7)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   15.2375(10)
_cell_length_b                   7.3024(6)
_cell_length_c                   28.201(3)
_cell_measurement_reflns_used    4275
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      26.5500
_cell_measurement_theta_min      2.6490
_cell_volume                     3095.3(5)
_computing_cell_refinement
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.35 (release 13-08-2014 CrysAlis171 .NET)
(compiled Aug 13 2014,18:06:01)
;
_computing_data_collection       'CrystalClear-SM Expert 3.1 b27 (Rigaku, 2012)'
_computing_data_reduction
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.35 (release 13-08-2014 CrysAlis171 .NET)
(compiled Aug 13 2014,18:06:01)
;
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution
;
Superflip (Palatinus & Chapuis, 2007;Palatinus & van der Lee, 2008;
Palatinus et al., 2012)
;
_diffrn_ambient_temperature      100(2)
_diffrn_detector                 'CCD area detector'
_diffrn_detector_area_resol_mean 0.0350
_diffrn_detector_type            'Rigaku Saturn724+'
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device       'CrystalLogic Kappa (4 circle)'
_diffrn_measurement_device_type  'Kappa Rigaku Saturn724+'
_diffrn_measurement_method       'omega rotation'
_diffrn_radiation_collimation    '0.3 x 1.5 Double Pinhole'
_diffrn_radiation_monochromator  'Synchrotron '
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           Synchrotron
_diffrn_radiation_wavelength     0.6889
_diffrn_reflns_av_R_equivalents  0.0674
_diffrn_reflns_av_unetI/netI     0.0455
_diffrn_reflns_Laue_measured_fraction_full 0.995
_diffrn_reflns_Laue_measured_fraction_max 0.995
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       36
_diffrn_reflns_limit_l_min       -36
_diffrn_reflns_number            14285
_diffrn_reflns_point_group_measured_fraction_full 0.995
_diffrn_reflns_point_group_measured_fraction_max 0.995
_diffrn_reflns_theta_full        24.206
_diffrn_reflns_theta_max         24.206
_diffrn_reflns_theta_min         2.773
_diffrn_source                   Synchrotron
_diffrn_source_type              'Undulator, I19, DLS, RAL'
_exptl_absorpt_coefficient_mu    0.311
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.33752
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.35 (release 13-08-2014 CrysAlis171 .NET)
(compiled Aug 13 2014,18:06:01)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.341
_exptl_crystal_description       lath
_exptl_crystal_F_000             1320
_exptl_crystal_size_max          0.14
_exptl_crystal_size_mid          0.05
_exptl_crystal_size_min          0.01
_refine_diff_density_max         1.054
_refine_diff_density_min         -0.558
_refine_diff_density_rms         0.094
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.142
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     264
_refine_ls_number_reflns         2719
_refine_ls_number_restraints     601
_refine_ls_restrained_S_all      1.028
_refine_ls_R_factor_all          0.0993
_refine_ls_R_factor_gt           0.0878
_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^)+(0.0785P)^2^+35.1703P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2478
_refine_ls_wR_factor_ref         0.2551
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2259
_reflns_number_total             2719
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c6mh00051g2.cif
_cod_data_source_block           compound10rev1
_cod_depositor_comments
'Adding full bibliography for 1543209--1543212.cif.'
_cod_original_cell_volume        3095.2(4)
_cod_database_code               1543211
_shelx_estimated_absorpt_t_max   0.997
_shelx_estimated_absorpt_t_min   0.958
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2. Restrained distances
 C6A-C7A
 1.4 with sigma of 0.01
3. Rigid bond restraints
 All non-hydrogen atoms
 with sigma for 1-2 distances of 0.01 and sigma for 1-3 distances of 0.01
4. Uiso/Uaniso restraints and constraints
All non-hydrogen atoms have similar U: within 1.7A with sigma of 0.04 and sigma
for terminal atoms of 0.08
5. Rigid body (RIGU) restrains
 All non-hydrogen atoms
 with sigma for 1-2 distances of 0.004 and sigma for 1-3 distances of 0.004
6. Others
 Sof(S1A)=Sof(C1A)=Sof(C2A)=Sof(H2A)=Sof(C3A)=Sof(H3A)=Sof(C4A)=Sof(H4A)=
 Sof(C5A)=Sof(H5A)=Sof(C6A)=Sof(C7A)=Sof(H7A)=1-FVAR(1)
 Sof(S1)=Sof(C1)=Sof(C2)=Sof(H2)=Sof(C3)=Sof(H3)=Sof(C4)=Sof(H4)=Sof(C5)=
 Sof(H5)=Sof(C6)=Sof(C7)=Sof(H7)=FVAR(1)
7.a Secondary CH2 refined with riding coordinates:
 C13(H13A,H13B), C14(H14A,H14B), C15(H15A,H15B), C16(H16A,H16B), C17(H17A,H17B)
7.b Aromatic/amide H refined with riding coordinates:
 C2(H2), C3(H3), C4(H4), C5(H5), C7(H7), C2A(H2A), C3A(H3A), C4A(H4A),
 C5A(H5A), C7A(H7A)
7.c Idealised Me refined as rotating group:
 C18(H18A,H18B,H18C)
;
_shelx_res_checksum              28772
_shelx_hkl_checksum              86269
_shelx_shelxl_version_number     2014/7
_olex2_submission_special_instructions 'No special instructions were received'