Polymorphism driven optical properties of an anil dye
Safin, Damir A.; Robeyns, Koen; Babashkina, Maria G.; Filinchuk, Yaroslav; Rotaru, Aurelian; Jureschi, Catalin; Mitoraj, Mariusz P.; Hooper, James; Brela, Mateusz; Garcia, Yann; CrystEngComm 18 (2016) 7249–; doi:10.1039/C6CE00266H

data_7224693
_publ_section_title
;
 Polymorphism driven optical properties of an anil dye
;
_journal_issue                   38
_journal_name_full               CrystEngComm
_journal_page_first              7249
_journal_paper_doi               10.1039/C6CE00266H
_journal_volume                  18
_journal_year                    2016
_chemical_formula_moiety         'C26 H22 N2 O4'
_chemical_formula_sum            'C26 H22 N2 O4'
_chemical_formula_weight         426.46
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2015-11-30 deposited with the CCDC.
2016-03-02 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 112.293(9)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   6.7362(6)
_cell_length_b                   24.2039(15)
_cell_length_c                   6.8686(5)
_cell_measurement_reflns_used    3241
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      25.7756
_cell_measurement_theta_min      2.5194
_cell_volume                     1036.17(15)
_computing_cell_refinement
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.19 (release 27-10-2011 CrysAlis171 .NET)
(compiled Oct 27 2011,15:02:11)
;
_computing_data_collection       MAR
_computing_data_reduction
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.19 (release 27-10-2011 CrysAlis171 .NET)
(compiled Oct 27 2011,15:02:11)
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.975
_diffrn_measurement_device_type  'MAR345 image plate'
_diffrn_measurement_method       '132 images, \D\F 1.5\% '
_diffrn_radiation_monochromator  'Zr filter'
_diffrn_radiation_source         'Rigaku UltraX 18 rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0547
_diffrn_reflns_av_sigmaI/netI    0.0421
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       29
_diffrn_reflns_limit_k_min       -28
_diffrn_reflns_limit_l_max       8
_diffrn_reflns_limit_l_min       -8
_diffrn_reflns_number            7641
_diffrn_reflns_theta_full        25.24
_diffrn_reflns_theta_max         25.83
_diffrn_reflns_theta_min         3.31
_exptl_absorpt_coefficient_mu    0.093
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.96948
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.19 (release 27-10-2011 CrysAlis171 .NET)
(compiled Oct 27 2011,15:02:11)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.367
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             448
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.11
_exptl_crystal_size_min          0.11
_refine_diff_density_max         0.185
_refine_diff_density_min         -0.268
_refine_diff_density_rms         0.061
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.074
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     147
_refine_ls_number_reflns         1954
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.074
_refine_ls_R_factor_all          0.0519
_refine_ls_R_factor_gt           0.0411
_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^)+(0.0475P)^2^+0.3181P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0985
_refine_ls_wR_factor_ref         0.1073
_reflns_number_gt                1608
_reflns_number_total             1954
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6ce00266h4.cif
_cod_data_source_block           safin197yel
_cod_depositor_comments
'Adding full bibliography for 7224692--7224693.cif.'
_cod_original_cell_volume        1036.17(13)
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               7224693