3-Benzyl-1-methylimidazolium picrate
Pi, Min; Liu, Xiu-Ling; Xu, Ji-Jun; Jin, Chuan-Ming; Acta Crystallographica Section E 65 (2009) o2386–; doi:10.1107/S1600536809035454

data_2223459
_publ_section_title
;
 3-Benzyl-1-methylimidazolium picrate
;
_journal_coeditor_code           JJ2007
_journal_issue                   10
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o2386
_journal_paper_doi               10.1107/S1600536809035454
_journal_volume                  65
_journal_year                    2009
_chemical_formula_iupac          'C11 H13 N2 +, C6 H2 N3 O7 -'
_chemical_formula_moiety         'C11 H13 N2 +, C6 H2 N3 O7 -'
_chemical_formula_sum            'C17 H15 N5 O7'
_chemical_formula_weight         401.34
_chemical_name_systematic
;
3-Benzyl-1-methylimidazolium picrate
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                63.6190(10)
_cell_angle_beta                 80.1660(10)
_cell_angle_gamma                86.4820(10)
_cell_formula_units_Z            2
_cell_length_a                   9.1322(6)
_cell_length_b                   10.2060(7)
_cell_length_c                   10.8744(7)
_cell_measurement_reflns_used    1924
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      26.51
_cell_measurement_theta_min      2.23
_cell_volume                     894.52(10)
_computing_cell_refinement       '<i>SAINT-Plus</i> (Bruker, 2001)'
_computing_data_collection       '<i>SMART</i> (Bruker, 2001)'
_computing_data_reduction        '<i>SAINT-Plus</i> (Bruker, 2001)'
_computing_molecular_graphics    '<i>SHELXTL</i> (Sheldrick, 2008)'
_computing_publication_material  '<i>SHELXTL</i> (Sheldrick, 2008)'
_computing_structure_refinement  '<i>SHELXL97</i> (Sheldrick, 2008)'
_computing_structure_solution    '<i>SHELXS97</i> (Sheldrick, 2008)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.980
_diffrn_measured_fraction_theta_max 0.980
_diffrn_measurement_device_type  'Bruker SMART APEX CCD area-detector'
_diffrn_measurement_method       '\f and \w'
_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  0.0455
_diffrn_reflns_av_sigmaI/netI    0.0515
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            5623
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         2.23
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.119
_exptl_absorpt_correction_T_max  0.9882
_exptl_absorpt_correction_T_min  0.9864
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(<i>SADABS</i>; Sheldrick, 1996)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.490
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             416
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.353
_refine_diff_density_min         -0.241
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.040
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     320
_refine_ls_number_reflns         3447
_refine_ls_number_restraints     15
_refine_ls_restrained_S_all      1.042
_refine_ls_R_factor_all          0.0737
_refine_ls_R_factor_gt           0.0557
_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^)+(0.0707P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1334
_refine_ls_wR_factor_ref         0.1439
_reflns_number_gt                2610
_reflns_number_total             3447
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            jj2007.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
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_enum 1527 2010-12-29 10:47:43Z saulius 

The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
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_database_code               2223459
_cod_database_fobs_code          2223459