Unexpected σ Bond Rupture during the Reaction of N-Methyl-1,2,4-triazoline-3,5-dione with Acenaphthylene and Indene.
Breton, Gary W.; Hughes, Joshua S.; Pitchko, Timothy J.; Martin, Kenneth L.; Hardcastle, Kenneth; The Journal of organic chemistry 79 (2014) 8212–8220; doi:10.1021/jo5014096

data_4029852
_publ_section_title
;
 Unexpected \s Bond Rupture during the Reaction of
 N-Methyl-1,2,4-triazoline-3,5-dione with Acenaphthylene and Indene.
;
_journal_issue                   17
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              8212
_journal_page_last               8220
_journal_paper_doi               10.1021/jo5014096
_journal_volume                  79
_journal_year                    2014
_chemical_formula_sum            'C18 H14 N6 O4'
_chemical_formula_weight         378.35
_chemical_name_systematic
; 
 ? 
;
_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
_cell_angle_alpha                90.00
_cell_angle_beta                 94.634(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   13.6957(17)
_cell_length_b                   7.3312(9)
_cell_length_c                   16.043(2)
_cell_measurement_reflns_used    3770
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.75
_cell_measurement_theta_min      2.55
_cell_volume                     1605.5(3)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.958
_diffrn_measured_fraction_theta_max 0.958
_diffrn_measurement_device_type  '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  0.0626
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_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            33371
_diffrn_reflns_theta_full        32.53
_diffrn_reflns_theta_max         32.53
_diffrn_reflns_theta_min         1.88
_exptl_absorpt_coefficient_mu    0.115
_exptl_absorpt_correction_T_max  0.991
_exptl_absorpt_correction_T_min  0.988
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.565
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rod
_exptl_crystal_F_000             784
_exptl_crystal_size_max          0.310
_exptl_crystal_size_mid          0.090
_exptl_crystal_size_min          0.080
_refine_diff_density_max         0.424
_refine_diff_density_min         -0.257
_refine_diff_density_rms         0.062
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.054
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     322
_refine_ls_number_reflns         5577
_refine_ls_number_restraints     9
_refine_ls_restrained_S_all      1.053
_refine_ls_R_factor_all          0.0858
_refine_ls_R_factor_gt           0.0494
_refine_ls_shift/su_max          0.047
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0636P)^2^+0.1037P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1160
_refine_ls_wR_factor_ref         0.1335
_reflns_number_gt                3663
_reflns_number_total             5577
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo5014096_si_003.cif
_cod_data_source_block           breton1
_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/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 2281 2013-09-26 08:29:07Z andrius 

 Adding full bibliography for 4029852--4029854.cif.
;
_cod_original_cell_volume        1605.6(3)
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               4029852