#------------------------------------------------------------------------------
#$Date: 2016-02-18 17:37:37 +0200 (Thu, 18 Feb 2016) $
#$Revision: 176729 $
#$URL: svn://www.crystallography.net/cod/cif/1/51/19/1511987.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/
#
# All data on this site have been placed in the public domain by the
# contributors.
#
data_1511987
loop_
_publ_author_name
'Sikora, Magdalena'
'Katrusiak, Andrzej'
_publ_section_title
;
 Pressure-Controlled Neutral--Ionic Transition and Disordering of
 NH···N Hydrogen Bonds in Pyrazole
;
_journal_issue                   20
_journal_name_full               'The Journal of Physical Chemistry C'
_journal_page_first              10661
_journal_paper_doi               10.1021/jp401389v
_journal_volume                  117
_journal_year                    2013
_chemical_formula_moiety         'C3 H4 N2'
_chemical_formula_sum            'C3 H4 N2'
_chemical_formula_weight         68.08
_chemical_melting_point          341
_chemical_name_common            pyrazole
_chemical_name_systematic
; 
pyrazole
;
_space_group_IT_number           60
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2bc 2n'
_symmetry_space_group_name_H-M   'P n a b'
_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            8
_cell_length_a                   6.6851(10)
_cell_length_b                   12.492(2)
_cell_length_c                   8.146(3)
_cell_measurement_reflns_used    358
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      31.29
_cell_measurement_theta_min      3.26
_cell_volume                     680.3(3)
_computing_cell_refinement       'CrysAlisRED (Oxford Diffraction, 2004)'
_computing_data_collection       'CrysAlisCCD (Oxford Diffraction, 2004)'
_computing_data_reduction
'CrysAlisRED (Oxford Diffraction, 2004); REDSHABS (Katrusiak, A.  2003)'
_computing_molecular_graphics    'Mercury (Macrae et al., 2008))'
_computing_publication_material  'SHELXL--97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL--97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS--97 (Sheldrick, 1997)'
_diffrn_ambient_environment      'diamond-anvil cell'
_diffrn_ambient_pressure         550000
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.321
_diffrn_measured_fraction_theta_max 0.321
_diffrn_measurement_device_type  'KM-4 CCD'
_diffrn_measurement_method       'φ- and ω-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  0.0885
_diffrn_reflns_av_sigmaI/netI    0.0299
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       3
_diffrn_reflns_limit_l_min       -3
_diffrn_reflns_number            4371
_diffrn_reflns_theta_full        31.29
_diffrn_reflns_theta_max         31.29
_diffrn_reflns_theta_min         3.26
_exptl_absorpt_coefficient_mu    0.090
_exptl_absorpt_correction_T_max  0.938
_exptl_absorpt_correction_T_min  0.345
_exptl_absorpt_correction_type   integration
_exptl_absorpt_process_details
; 
 Correction for absorption of the diamond-anvil cell and the sample 
 were made using program REDSHABS (Katrusiak, A. (2003) REDSHABS. Adam
 Mickiewicz University Poznań; Katrusiak, A. (2004) Z. Kristallogr.
 219, 461-467).
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.329
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       dipyramidal
_exptl_crystal_F_000             288
_exptl_crystal_size_max          0.26
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.110
_refine_diff_density_min         -0.093
_refine_diff_density_rms         0.026
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.226
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     46
_refine_ls_number_reflns         358
_refine_ls_number_restraints     31
_refine_ls_restrained_S_all      1.186
_refine_ls_R_factor_all          0.0721
_refine_ls_R_factor_gt           0.0624
_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/[σ²(Fo²)+(0.0428P)²+0.3860P] where P=(Fo²+2Fc²)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1407
_refine_ls_wR_factor_ref         0.1452
_reflns_number_gt                314
_reflns_number_total             358
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jp401389v_si_002.cif
_cod_data_source_block           pyrazole_0.55GPa
_cod_depositor_comments
;
The following automatic conversions were performed:
'_atom_site_symetry_multiplicity' tag replaced with
'_atom_site_symmetry_multiplicity'.

Automatic conversion script
Id: cif_correct_tags 1440 2010-10-19 06:21:57Z saulius 
;
_cod_database_code               1511987
loop_
_symmetry_equiv_pos_as_xyz
'x, y, z'
'-x+1/2, y+1/2, z+1/2'
'x+1/2, -y, z'
'x, y+1/2, -z+1/2'
'-x, -y, -z'
'x-1/2, -y-1/2, -z-1/2'
'-x-1/2, y, -z'
'-x, -y-1/2, z-1/2'
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
_atom_site_adp_type
_atom_site_occupancy
_atom_site_symmetry_multiplicity
_atom_site_calc_flag
_atom_site_refinement_flags
N1 N -0.0044(4) 0.56912(18) 0.6429(9) 0.049(3) Uani 1 1 d U
H1 H 0.0191 0.5285 0.5598 0.058 Uiso 0.50 1 calc PR
N2 N -0.1290(4) 0.6542(2) 0.6437(9) 0.050(3) Uani 1 1 d DU
H2 H -0.1981 0.6781 0.5625 0.061 Uiso 0.50 1 calc PRD
C3 C -0.1232(4) 0.6943(3) 0.7980(11) 0.041(3) Uani 1 1 d U
H3 H -0.1967 0.7530 0.8340 0.050 Uiso 1 1 calc R
C4 C 0.0055(4) 0.63668(19) 0.8932(9) 0.047(3) Uani 1 1 d U
H4 H 0.0376 0.6484 1.0028 0.056 Uiso 1 1 calc R
C5 C 0.0768(5) 0.5581(2) 0.7926(11) 0.051(3) Uani 1 1 d U
H5 H 0.1675 0.5052 0.8229 0.062 Uiso 1 1 calc R
loop_
_atom_site_aniso_label
_atom_site_aniso_U_11
_atom_site_aniso_U_22
_atom_site_aniso_U_33
_atom_site_aniso_U_23
_atom_site_aniso_U_13
_atom_site_aniso_U_12
N1 0.0495(14) 0.0438(13) 0.053(9) -0.004(2) 0.000(3) 0.0004(10)
N2 0.0481(13) 0.0438(13) 0.059(9) 0.003(2) -0.003(2) 0.0009(9)
C3 0.0433(14) 0.0432(15) 0.037(9) -0.002(3) -0.001(3) 0.0024(11)
C4 0.0423(12) 0.0475(14) 0.050(9) -0.006(2) -0.009(3) -0.0029(11)
C5 0.0419(14) 0.0487(15) 0.063(9) -0.001(3) -0.002(3) 0.0057(12)
loop_
_atom_type_symbol
_atom_type_description
_atom_type_scat_dispersion_real
_atom_type_scat_dispersion_imag
_atom_type_scat_source
C C 0.0033 0.0016 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
H H 0.0000 0.0000 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
N N 0.0061 0.0033 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
loop_
_geom_angle_atom_site_label_1
_geom_angle_atom_site_label_2
_geom_angle_atom_site_label_3
_geom_angle
C5 N1 N2 109.1(6)
C5 N1 H1 125.5
N2 N1 H1 125.5
C3 N2 N1 106.1(6)
C3 N2 H2 126.9
N1 N2 H2 126.9
N2 C3 C4 110.5(4)
N2 C3 H3 124.7
C4 C3 H3 124.7
C3 C4 C5 105.0(7)
C3 C4 H4 127.5
C5 C4 H4 127.5
N1 C5 C4 109.3(4)
N1 C5 H5 125.4
C4 C5 H5 125.4
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
N1 C5 1.342(10)
N1 N2 1.350(4)
N1 H1 0.8600
N2 C3 1.354(11)
N2 H2 0.8600
C3 C4 1.363(8)
C3 H3 0.9300
C4 C5 1.365(8)
C4 H4 0.9300
C5 H5 0.9300
