One-Pot Synthesis and Structure-Property Relationship of Aminomaleimides: Fluorescence Efficiencies in Monomers and Aggregates Easily Tuned by Switch of Aryl and Alkyl.
Zhu, Qiuhua; Ye, Ziwei; Yang, Weijie; Cai, Xiaotie; Tang, Ben Zhong; The Journal of organic chemistry 82 (2017) 1096–1104; doi:10.1021/acs.joc.6b02706

data_4032294
_publ_section_title
;
 One-Pot Synthesis and Structure-Property Relationship of Aminomaleimides:
 Fluorescence Efficiencies in Monomers and Aggregates Easily Tuned by
 Switch of Aryl and Alkyl.
;
_journal_issue                   2
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              1096
_journal_page_last               1104
_journal_paper_doi               10.1021/acs.joc.6b02706
_journal_volume                  82
_journal_year                    2017
_chemical_formula_moiety         'C28 H32 N4 O4'
_chemical_formula_sum            'C28 H32 N4 O4'
_chemical_formula_weight         488.58
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_symmetry_space_group_name_Hall  '-P 1'
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_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                100.20(3)
_cell_angle_beta                 100.72(3)
_cell_angle_gamma                103.43(3)
_cell_formula_units_Z            1
_cell_length_a                   5.3006(11)
_cell_length_b                   9.2682(19)
_cell_length_c                   14.148(3)
_cell_measurement_reflns_used    5300
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      28.00
_cell_measurement_theta_min      1.26
_cell_volume                     646.4(3)
_computing_cell_refinement       RAPID-AUTO
_computing_data_collection       'RAPID-AUTO (Rigaku, 1998)'
_computing_data_reduction        'CrystalStructure (Rigaku/MSC, 2002)'
_computing_molecular_graphics    'ORTEPII (Johnson, 1976)'
_computing_publication_material  SHELXL97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Rigaku/MSC Mercury CCD'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
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_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
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_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            5199
_diffrn_reflns_theta_full        25.20
_diffrn_reflns_theta_max         25.20
_diffrn_reflns_theta_min         3.01
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.085
_exptl_absorpt_correction_T_max  0.993
_exptl_absorpt_correction_T_min  0.985
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(Jacobson, 1998)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.255
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             260
_exptl_crystal_size_max          0.33
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_refine_diff_density_max         0.169
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_refine_ls_number_reflns         2327
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_refine_ls_R_factor_gt           0.0523
_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^)+(0.1084P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1437
_refine_ls_wR_factor_ref         0.1897
_reflns_number_gt                1221
_reflns_number_total             2327
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo6b02706_si_004.cif
_cod_data_source_block           1
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to
/home/data/users/saulius/crontab/automatic-downloads/current/ACS/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 4973 2017-02-22 13:04:09Z antanas 
;
_cod_original_cell_volume        646.4(2)
_cod_original_sg_symbol_Hall     '-P 1 '
_cod_database_code               4032294