Near-Infrared Solid-State Emitters Based on Isophorone: Synthesis, Crystal Structure and Spectroscopic Properties.†
Massin, Julien; Dayoub, Wissam; Mulatier, Jean-Christophe; Aronica, Christophe; Bretonnière, Yann; Andraud, Chantal; Chemistry of Materials 23 (2011) 862–; doi:10.1021/cm102165r

data_4000708
_publ_section_title
;
 Near-Infrared Solid-State Emitters Based on Isophorone: Synthesis,
 Crystal Structure and Spectroscopic Properties.&#x2020;
;
_journal_issue                   3
_journal_name_full               'Chemistry of Materials'
_journal_page_first              862
_journal_paper_doi               10.1021/cm102165r
_journal_volume                  23
_journal_year                    2011
_chemical_formula_moiety         'C23 H25 N9'
_chemical_formula_sum            'C23 H25 N9'
_chemical_formula_weight         427.51
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_audit_creation_date             09-05-20
_audit_creation_method           CRYSTALS_ver_12.86
_cell_angle_alpha                90
_cell_angle_beta                 106.259(5)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   10.920(5)
_cell_length_b                   14.000(5)
_cell_length_c                   15.753(5)
_cell_measurement_reflns_used    0
_cell_measurement_temperature    293
_cell_measurement_theta_max      0
_cell_measurement_theta_min      0
_cell_volume                     2312.0(15)
_computing_cell_refinement       'USER DEFINED CELL REFINEMENT'
_computing_data_collection       'USER DEFINED DATA COLLECTION'
_computing_data_reduction        'USER DEFINED DATA REDUCTION'
_computing_molecular_graphics    'CAMERON (Watkin et al., 1996)'
_computing_publication_material  'CRYSTALS (Betteridge et al., 2003)'
_computing_structure_refinement  'CRYSTALS (Betteridge et al., 2003)'
_computing_structure_solution    'SHELXS 86 (Sheldrick, 1986)'
_diffrn_ambient_temperature      293
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.891
_diffrn_measurement_device       Unknown
_diffrn_measurement_device_type  Serial
_diffrn_measurement_method       \w/2\q
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.175
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            25229
_diffrn_reflns_theta_full        26.428
_diffrn_reflns_theta_max         29.365
_diffrn_reflns_theta_min         3.197
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.079
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  1.0000
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.228
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             904
_exptl_crystal_size_max          0.1
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.79
_refine_diff_density_min         -0.72
_refine_ls_extinction_method     None
_refine_ls_goodness_of_fit_ref   1.1518
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     289
_refine_ls_number_reflns         5650
_refine_ls_number_restraints     62
_refine_ls_R_factor_all          0.1901
_refine_ls_R_factor_gt           0.1265
_refine_ls_shift/su_max          0.053728
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
;
 Method= Modified Sheldrick 
 w=1/[\s^2^(F^2^) + ( 0.20P)^2^ + 0.00P] 
 ,where P=(max(Fo^2^,0) + 2Fc^2^)/3 
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_all         0.3538
_refine_ls_wR_factor_gt          0.3209
_refine_ls_wR_factor_ref         0.3538
_reflns_limit_h_max              14
_reflns_limit_h_min              -14
_reflns_limit_k_max              18
_reflns_limit_k_min              0
_reflns_limit_l_max              21
_reflns_limit_l_min              0
_reflns_number_gt                2344
_reflns_number_total             5664
_reflns_threshold_expression     I>2.0\s(I)
_oxford_diffrn_Wilson_B_factor   0.00
_oxford_diffrn_Wilson_scale      0.00
_oxford_refine_ls_r_factor_ref   0.1901
_oxford_refine_ls_scale          4.3(2)
_oxford_reflns_number_all        5650
_oxford_reflns_threshold_expression_ref I>-10.0\s(I)
_oxford_structure_analysis_title 'jm114a in P 1 21/c 1'
_cod_data_source_file            cm102165r_si_007.cif
_cod_data_source_block           JMdiazide
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      'P 1 21/c 1 '
_cod_database_code               4000708