Effects of alkyl chain substitution on the crystal structure of benzothiazole-derived squarylium dyes
Ueji, Kan; Ichimura, Shuhei; Tamaki, Yoshinori; Miyamura, Kazuo; CrystEngComm 16 (2014) 10139–; doi:10.1039/C4CE01571A

data_7218121
_publ_section_title
;
 Effects of alkyl chain substitution on the crystal structure of
 benzothiazole-derived squarylium dyes
;
_journal_issue                   43
_journal_name_full               CrystEngComm
_journal_page_first              10139
_journal_paper_doi               10.1039/C4CE01571A
_journal_volume                  16
_journal_year                    2014
_chemical_formula_moiety         'C38 H48 N2 O2 S2'
_chemical_formula_sum            'C38 H48 N2 O2 S2'
_chemical_formula_weight         628.90
_chemical_name_systematic
;
?
;
_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
_cell_angle_alpha                108.135(3)
_cell_angle_beta                 100.865(3)
_cell_angle_gamma                98.281(2)
_cell_formula_units_Z            2
_cell_length_a                   9.3276(14)
_cell_length_b                   13.1420(19)
_cell_length_c                   15.226(2)
_cell_measurement_reflns_used    1001
_cell_measurement_temperature    173
_cell_measurement_theta_max      22.29
_cell_measurement_theta_min      2.52
_cell_volume                     1700.4(4)
_computing_cell_refinement       'SMART (Bruker AXS, 2000)'
_computing_data_collection       'SMART '
_computing_data_reduction        'SAINT (Bruker AXS, 2003)'
_computing_molecular_graphics    'XSHEL (Bruker AXS,2002)'
_computing_publication_material  'XCIF (Bruker AXS, 2001)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      173
_diffrn_detector_area_resol_mean 8.366
_diffrn_measured_fraction_theta_full 0.981
_diffrn_measured_fraction_theta_max 0.867
_diffrn_measurement_device_type  'Bruker APEX CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0619
_diffrn_reflns_av_sigmaI/netI    0.1682
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            10355
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         28.20
_diffrn_reflns_theta_min         1.79
_exptl_absorpt_coefficient_mu    0.192
_exptl_absorpt_correction_T_max  0.9792
_exptl_absorpt_correction_T_min  0.9463
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details
;
XPREP; Bruker AXS 2000
;
_exptl_crystal_colour            'Blue green'
_exptl_crystal_density_diffrn    1.228
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             676
_exptl_crystal_size_max          0.29
_exptl_crystal_size_mid          0.17
_exptl_crystal_size_min          0.11
_refine_diff_density_max         0.295
_refine_diff_density_min         -0.267
_refine_diff_density_rms         0.051
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.690
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     399
_refine_ls_number_reflns         7278
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.690
_refine_ls_R_factor_all          0.1371
_refine_ls_R_factor_gt           0.0515
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0000P)^2^+1.3945P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0827
_refine_ls_wR_factor_ref         0.1129
_reflns_number_gt                3191
_reflns_number_total             7278
_reflns_threshold_expression     >2sigma
_cod_data_source_file            c4ce01571a2.cif
_cod_data_source_block           sq09
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 

 Adding full bibliography for 7218117--7218126.cif.
;
_cod_original_sg_symbol_H-M      'P-1 '
_cod_database_code               7218121