Thermally Stable Heterocyclic Imines as New Potential Nonlinear Optical Materials†
Nesterov, Volodymyr V.; Antipin, Mikhail Yu.; Nesterov, Vladimir N.; Moore, Craig E.; Cardelino, Beatriz H.; Timofeeva, Tatiana V.; The Journal of Physical Chemistry B 108 (2004) 8531–; doi:10.1021/jp0367528

data_1506818
_publ_section_title
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 Thermally Stable Heterocyclic Imines as New Potential Nonlinear Optical
 Materials&#x2020;
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_journal_issue                   25
_journal_name_full               'The Journal of Physical Chemistry B'
_journal_page_first              8531
_journal_paper_doi               10.1021/jp0367528
_journal_volume                  108
_journal_year                    2004
_chemical_formula_moiety         'C9 H7 N4 O1.50'
_chemical_formula_sum            'C9 H7 N4 O1.5'
_chemical_formula_weight         195.19
_space_group_IT_number           43
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'F 2 -2d'
_symmetry_space_group_name_H-M   'F d d 2'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            16
_cell_length_a                   24.447(5)
_cell_length_b                   40.453(8)
_cell_length_c                   3.8150(8)
_cell_measurement_reflns_used    24
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      12
_cell_measurement_theta_min      11
_cell_volume                     3772.9(13)
_computing_cell_refinement       'Enraf-Nonius CAD4'
_computing_data_collection       'Enraf-Nonius CAD4 (Enraf-Nonius, 1989)'
_computing_data_reduction        'Siemens SHELXTL (Sheldrick, 1994)'
_computing_molecular_graphics    'Siemens SHELXTL'
_computing_publication_material  SHELXL97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Enraf-Nonius CAD4'
_diffrn_measurement_method       \q/2\q
_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  0.0659
_diffrn_reflns_av_sigmaI/netI    0.0616
_diffrn_reflns_limit_h_max       31
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       51
_diffrn_reflns_limit_k_min       -51
_diffrn_reflns_limit_l_max       0
_diffrn_reflns_limit_l_min       -4
_diffrn_reflns_number            2339
_diffrn_reflns_theta_full        26.97
_diffrn_reflns_theta_max         26.97
_diffrn_reflns_theta_min         2.61
_diffrn_standards_decay_%        3
_diffrn_standards_interval_count 97
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.100
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.374
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1616
_exptl_crystal_size_max          0.45
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.25
_refine_diff_density_max         0.279
_refine_diff_density_min         -0.220
_refine_diff_density_rms         0.064
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   1(3)
_refine_ls_extinction_method     none
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_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     136
_refine_ls_number_reflns         1179
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.091
_refine_ls_R_factor_all          0.0675
_refine_ls_R_factor_gt           0.0519
_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^)+(0.0797P)^2^+0.5023P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1209
_refine_ls_wR_factor_ref         0.1307
_reflns_number_gt                956
_reflns_number_total             1179
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            jp0367528si20030915_041814.cif
_cod_data_source_block           7c.0.5H~2~O
_cod_depositor_comments
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The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' 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_formula_sum        'C9 H7 N4 O1.50'
_cod_database_code               1506818