#------------------------------------------------------------------------------
#$Date: 2012-02-03 17:16:24 +0000 (Fri, 03 Feb 2012) $
#$Revision: 32112 $
#$URL: svn://www.crystallography.net/cod/cif/2/20/36/2203631.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/. The original data for this entry
# were provided by IUCr Journals, http://journals.iucr.org/.
#
# The file may be used within the scientific community so long as
# proper attribution is given to the journal article from which the
# data were obtained.
#
data_2203631
loop_
_publ_author_name
'Tooke, Duncan M.'
'Spek, Anthony L.'
'Reedijk, Jan'
'Kannappan, Ramu'
_publ_section_title
;
 (2-Pyridylmethyl)ammonium nitrate
;
_journal_issue                   5
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o911
_journal_page_last               o912
_journal_volume                  60
_journal_year                    2004
_chemical_formula_iupac          'C6 H9 N2 +, N O3 -'
_chemical_formula_moiety         'C6 H9 N2 +, N O3 -'
_chemical_formula_sum            'C6 H9 N3 O3'
_chemical_formula_weight         171.16
_chemical_name_systematic
;
;
_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   mixed
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.00
_cell_angle_beta                 105.171(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   8.2492(4)
_cell_length_b                   10.4014(5)
_cell_length_c                   9.3850(5)
_cell_measurement_reflns_used    59
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      20.810
_cell_measurement_theta_min      5.498
_cell_volume                     777.20(7)
_computing_cell_refinement       'DIRAX (Duisenberg, 1992)'
_computing_data_collection       'COLLECT (Nonius, 1998)'
_computing_data_reduction        'EvalCCD (Duisenberg et al, 2003)'
_computing_molecular_graphics    'PLATON (Spek, 2003)'
_computing_publication_material  'PLATON '
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-6 (Sheldrick, 1985)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Nonius KappaCCD'
_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  0.0565
_diffrn_reflns_av_sigmaI/netI    0.0339
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            18148
_diffrn_reflns_theta_full        27.44
_diffrn_reflns_theta_max         27.44
_diffrn_reflns_theta_min         2.56
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.119
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.463
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             360
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.188
_refine_diff_density_min         -0.227
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.052
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     118
_refine_ls_number_reflns         1774
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.052
_refine_ls_R_factor_all          0.0777
_refine_ls_R_factor_gt           0.0429
_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^)+(0.0364P)^2^+0.3509P] where P = (Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0847
_refine_ls_wR_factor_ref         0.0972
_reflns_number_gt                1228
_reflns_number_total             1774
_reflns_threshold_expression     I>2\s(I)
_[local]_cod_data_source_file    lh6211.cif
_[local]_cod_data_source_block   I
_[local]_cod_cif_authors_sg_H-M  'P 21/c'
_cod_database_code               2203631
loop_
_symmetry_equiv_pos_as_xyz
'x, y, z'
'-x, y+1/2, -z+1/2'
'-x, -y, -z'
'x, -y+1/2, z+1/2'
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'
O O 0.0106 0.0060 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
_atom_site_adp_type
_atom_site_calc_flag
_atom_site_refinement_flags
_atom_site_occupancy
_atom_site_type_symbol
N1 0.30006(17) 0.43664(13) 0.09967(14) 0.0227(3) Uani d . 1 N
N2 0.52094(18) 0.32680(14) -0.02714(16) 0.0212(3) Uani d . 1 N
H2A 0.502(2) 0.4097(19) -0.073(2) 0.032 Uiso d . 1 H
H2B 0.590(2) 0.2819(18) -0.073(2) 0.032 Uiso d . 1 H
H2C 0.578(2) 0.3381(17) 0.073(2) 0.032 Uiso d . 1 H
C1 0.2010(2) 0.49371(18) 0.17383(18) 0.0270(4) Uani d . 1 C
H1 0.2345 0.5751 0.2176 0.032 Uiso calc R 1 H
C2 0.0542(2) 0.44125(18) 0.19013(19) 0.0295(4) Uani d . 1 C
H2 -0.0119 0.4854 0.2435 0.035 Uiso calc R 1 H
C3 0.0050(2) 0.32320(19) 0.12727(19) 0.0314(4) Uani d . 1 C
H3 -0.0961 0.2844 0.1363 0.038 Uiso calc R 1 H
C4 0.1047(2) 0.26232(18) 0.05104(18) 0.0272(4) Uani d . 1 C
H4 0.0739 0.1807 0.0069 0.033 Uiso calc R 1 H
C5 0.2507(2) 0.32224(16) 0.03990(17) 0.0210(4) Uani d . 1 C
C6 0.3627(2) 0.25603(16) -0.04054(18) 0.0248(4) Uani d . 1 C
H6A 0.3888 0.1683 0.0000 0.030 Uiso calc R 1 H
H6B 0.3025 0.2479 -0.1462 0.030 Uiso calc R 1 H
O1 0.66629(15) 0.31660(11) 0.28255(12) 0.0263(3) Uani d . 1 O
O2 0.68263(16) 0.52342(12) 0.26607(14) 0.0349(3) Uani d . 1 O
O3 0.7063(2) 0.43410(13) 0.47739(14) 0.0455(4) Uani d . 1 O
N3 0.68525(17) 0.42684(14) 0.34289(15) 0.0249(3) Uani d . 1 N
loop_
_atom_site_aniso_label
_atom_site_aniso_U_11
_atom_site_aniso_U_22
_atom_site_aniso_U_33
_atom_site_aniso_U_12
_atom_site_aniso_U_13
_atom_site_aniso_U_23
N1 0.0275(8) 0.0202(7) 0.0217(7) 0.0009(6) 0.0089(6) 0.0011(6)
N2 0.0266(8) 0.0185(8) 0.0211(8) 0.0002(6) 0.0105(6) -0.0023(6)
C1 0.0340(10) 0.0246(9) 0.0245(9) 0.0058(8) 0.0116(7) 0.0019(7)
C2 0.0279(10) 0.0372(11) 0.0264(9) 0.0110(8) 0.0124(8) 0.0062(8)
C3 0.0206(9) 0.0426(11) 0.0311(10) -0.0001(8) 0.0072(7) 0.0095(9)
C4 0.0253(9) 0.0281(10) 0.0260(9) -0.0034(8) 0.0028(7) 0.0020(8)
C5 0.0238(8) 0.0205(8) 0.0178(8) 0.0020(7) 0.0036(6) 0.0038(7)
C6 0.0291(9) 0.0205(9) 0.0264(9) -0.0036(7) 0.0103(7) -0.0029(7)
O1 0.0348(7) 0.0205(6) 0.0253(6) -0.0015(5) 0.0110(5) -0.0025(5)
O2 0.0394(8) 0.0256(7) 0.0358(7) -0.0061(6) 0.0031(6) 0.0124(6)
O3 0.0800(11) 0.0351(8) 0.0205(7) -0.0064(7) 0.0118(7) -0.0032(6)
N3 0.0243(8) 0.0248(8) 0.0253(8) -0.0015(6) 0.0061(6) 0.0029(7)
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
N1 C5 1.333(2)
N1 C1 1.342(2)
N2 C6 1.475(2)
N2 H2A 0.96(2)
N2 H2B 0.93(2)
N2 H2C 0.94(2)
C1 C2 1.373(2)
C1 H1 0.9500
C2 C3 1.377(3)
C2 H2 0.9500
C3 C4 1.378(2)
C3 H3 0.9500
C4 C5 1.384(2)
C4 H4 0.9500
C5 C6 1.505(2)
C6 H6A 0.9900
C6 H6B 0.9900
O1 N3 1.2703(18)
O2 N3 1.2334(17)
O3 N3 1.2307(18)
loop_
_geom_angle_atom_site_label_1
_geom_angle_atom_site_label_2
_geom_angle_atom_site_label_3
_geom_angle
C5 N1 C1 116.90(15)
C6 N2 H2A 111.9(11)
C6 N2 H2B 110.3(11)
H2A N2 H2B 107.1(15)
C6 N2 H2C 110.6(11)
H2A N2 H2C 108.5(16)
H2B N2 H2C 108.4(16)
N1 C1 C2 123.81(17)
N1 C1 H1 118.1
C2 C1 H1 118.1
C1 C2 C3 118.46(16)
C1 C2 H2 120.8
C3 C2 H2 120.8
C2 C3 C4 118.90(17)
C2 C3 H3 120.6
C4 C3 H3 120.6
C3 C4 C5 118.82(17)
C3 C4 H4 120.6
C5 C4 H4 120.6
N1 C5 C4 123.12(15)
N1 C5 C6 117.35(14)
C4 C5 C6 119.52(15)
N2 C6 C5 112.02(14)
N2 C6 H6A 109.2
C5 C6 H6A 109.2
N2 C6 H6B 109.2
C5 C6 H6B 109.2
H6A C6 H6B 107.9
O3 N3 O2 121.72(15)
O3 N3 O1 118.72(14)
O2 N3 O1 119.56(13)
loop_
_geom_hbond_atom_site_label_D
_geom_hbond_atom_site_label_H
_geom_hbond_atom_site_label_A
_geom_hbond_site_symmetry_A
_geom_hbond_distance_DH
_geom_hbond_distance_HA
_geom_hbond_distance_DA
_geom_hbond_angle_DHA
_geom_hbond_publ_flag
N2 H2A O2 3_665 0.958(19) 2.155(18) 2.8817(19) 131.7(15) yes
N2 H2A N1 3_665 0.958(19) 2.345(18) 3.037(2) 128.7(13) yes
N2 H2B O1 4_554 0.925(18) 1.931(18) 2.8237(19) 161.4(16) yes
N2 H2B O3 4_554 0.925(18) 2.440(19) 3.110(2) 129.3(15) yes
N2 H2C O1 . 0.942(18) 1.923(18) 2.8412(18) 164.3(16) yes