Crystallization induced green-yellow-orange emitters based on benzoylpyrenes
Rajagopal, Shinaj K.; Reddy, V. Sivaranjana; Hariharan, Mahesh; CrystEngComm 18 (2016) 5089–; doi:10.1039/C6CE00610H

data_7224998
_publ_section_title
;
 Crystallization induced green-yellow-orange emitters based on
 benzoylpyrenes
;
_journal_issue                   27
_journal_name_full               CrystEngComm
_journal_page_first              5089
_journal_paper_doi               10.1039/C6CE00610H
_journal_volume                  18
_journal_year                    2016
_chemical_absolute_configuration rm
_chemical_formula_moiety         'C30 H18 O2'
_chemical_formula_sum            'C30 H18 O2'
_chemical_formula_weight         410.44
_chemical_melting_point          428.15
_chemical_name_common            '1,8 Dibenzoylpyrene'
_chemical_name_systematic        pyrene-1,8-diylbis(phenylmethanone)
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2015-12-03 deposited with the CCDC.
2016-04-27 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 99.8860(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   25.1722(5)
_cell_length_b                   8.4269(2)
_cell_length_c                   19.6579(5)
_cell_measurement_reflns_used    6494
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      28.19
_cell_measurement_theta_min      2.44
_cell_volume                     4107.99(17)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w 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  0.0221
_diffrn_reflns_av_sigmaI/netI    0.0201
_diffrn_reflns_limit_h_max       29
_diffrn_reflns_limit_h_min       -29
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            15377
_diffrn_reflns_theta_full        24.99
_diffrn_reflns_theta_max         24.99
_diffrn_reflns_theta_min         1.64
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.082
_exptl_absorpt_correction_T_max  0.9878
_exptl_absorpt_correction_T_min  0.9838
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.327
_exptl_crystal_density_meas      1.326
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1712
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: CHCl3:Acetone'
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.539
_refine_diff_density_min         -0.489
_refine_diff_density_rms         0.178
_refine_ls_extinction_coef       0.0083(8)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.155
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     290
_refine_ls_number_reflns         3604
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.155
_refine_ls_R_factor_all          0.0711
_refine_ls_R_factor_gt           0.0482
_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^)+(0.0810P)^2^+1.5787P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1237
_refine_ls_wR_factor_ref         0.1600
_reflns_number_gt                2743
_reflns_number_total             3604
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            c6ce00610h2.cif
_cod_data_source_block           di_benzyl_pyr
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
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 4268 2015-11-12 08:31:59Z antanas 

 Adding full bibliography for 7224995--7225000.cif.
;
_cod_original_cell_volume        4107.99(16)
_cod_original_sg_symbol_H-M      'C2/c  '
_cod_database_code               7224998