#------------------------------------------------------------------------------
#$Date: 2011-01-02 21:00:31 +0100 (Sun, 02 Jan 2011) $
#$Revision: 5310 $
#$URL: svn://www.crystallography.net/cod/cif/2/2100522.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_2100522
loop_
_publ_author_name
'Damay, F.'
'Carretero-Genevrier, A.'
'Cousson, A.'
'Rodriguez-Carvajal, J.'
'Van Beek, W.'
'Fillaux, F.'
_publ_section_title
; Synchrotron and neutron diffraction study of
 4-methylpyridine-N-oxide at low temperature
;
_journal_coeditor_code           AV5052
_journal_issue                   4
_journal_name_full               'Acta Crystallographica, Section B'
_journal_page_first              627
_journal_page_last               633
_journal_volume                  62
_journal_year                    2006
_chemical_formula_moiety         'C5 D4 N O,(CD3)'
_chemical_formula_sum            'C6 D7 N O'
_chemical_formula_weight         116
_chemical_melting_point          463
_chemical_name_common            N-oxipicoline
_chemical_name_systematic        4-methylpyridine-N-oxide
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  'P 4w'
_symmetry_space_group_name_H-M   'P 41'
_cell_angle_alpha                90.00000
_cell_angle_beta                 90.00000
_cell_angle_gamma                90.00000
_cell_formula_units_Z            32
_cell_length_a                   15.41038(19)
_cell_length_b                   15.41038(19)
_cell_length_c                   19.6800(3)
_cell_measurement_temperature    10
_cell_volume                     4673.61(10)
_computing_molecular_graphics    DIAMOND
_computing_structure_refinement  FULLPROF
_diffrn_ambient_temperature      10
_diffrn_radiation_type           'Constant Wavelength Neutron Diffraction'
_diffrn_radiation_wavelength     1.22530
_exptl_crystal_colour            white
_refine_ls_goodness_of_fit_all   2.35
_refine_ls_number_parameters     36
_refine_ls_number_reflns         8161
_refine_ls_number_restraints     0
_[local]_cod_data_source_file    av5052.cif
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Tetragonal' changed to 'tetragonal'
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 
;
_cod_database_code               2100522
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-y,x,z+1/4
-x,-y,z+1/2
y,-x,z+3/4
loop_
_atom_site_type_symbol
_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_occupancy
N PI1 0.65709 0.84503 0.56893 0.00441 Uiso 1.00000
O PI2 0.66059 0.85044 0.50069 0.00588 Uiso 1.00000
C PI3 0.68840 0.77401 0.59990 0.00224 Uiso 1.00000
C PI4 0.62237 0.91077 0.60447 0.00224 Uiso 1.00000
C PI5 0.68487 0.76816 0.67090 0.00224 Uiso 1.00000
C PI6 0.61863 0.90537 0.67549 0.00224 Uiso 1.00000
C PI7 0.64984 0.83381 0.71042 0.00224 Uiso 1.00000
C PI8 0.64600 0.82787 0.78536 0.01103 Uiso 1.00000
D PI9 0.71501 0.72447 0.56805 0.01445 Uiso 1.00000
D PI10 0.59885 0.96508 0.57610 0.01445 Uiso 1.00000
D PI11 0.71116 0.70915 0.69359 0.01445 Uiso 1.00000
D PI12 0.58982 0.96047 0.70200 0.01445 Uiso 1.00000
D MI2 0.61945 0.88463 0.80743 0.00000 Uani 1.00000
D MI3 0.60720 0.77515 0.80172 0.00000 Uani 1.00000
D MI4 0.70827 0.81906 0.80703 0.00000 Uani 1.00000
N PJ1 0.91012 0.59303 0.06510 0.00441 Uiso 1.00000
O PJ2 0.91653 0.58600 -0.00292 0.00588 Uiso 1.00000
C PJ3 0.88430 0.52406 0.10153 0.00224 Uiso 1.00000
C PJ4 0.92969 0.66886 0.09497 0.00224 Uiso 1.00000
C PJ5 0.87756 0.53115 0.17232 0.00224 Uiso 1.00000
C PJ6 0.92310 0.67642 0.16574 0.00224 Uiso 1.00000
C PJ7 0.89683 0.60762 0.20614 0.00224 Uiso 1.00000
C PJ8 0.88979 0.61535 0.28084 0.01103 Uiso 1.00000
D PJ9 0.86990 0.46598 0.07401 0.01445 Uiso 1.00000
D PJ10 0.94975 0.72074 0.06247 0.01445 Uiso 1.00000
D PJ11 0.85631 0.47327 0.19958 0.01445 Uiso 1.00000
D PJ12 0.93972 0.73937 0.18753 0.01445 Uiso 1.00000
D MJ2 0.86939 0.55653 0.30360 0.00000 Uani 1.00000
D MJ3 0.94984 0.63213 0.30345 0.00000 Uani 1.00000
D MJ4 0.84451 0.66357 0.29537 0.00000 Uani 1.00000
N PK1 0.91210 0.84290 0.32425 0.00441 Uiso 1.00000
O PK2 0.91424 0.83679 0.25601 0.00588 Uiso 1.00000
C PK3 0.83520 0.84164 0.35628 0.00224 Uiso 1.00000
C PK4 0.98691 0.85011 0.35873 0.00224 Uiso 1.00000
C PK5 0.83273 0.84799 0.42728 0.00224 Uiso 1.00000
C PK6 0.98493 0.85648 0.42974 0.00224 Uiso 1.00000
C PK7 0.90766 0.85557 0.46574 0.00224 Uiso 1.00000
C PK8 0.90531 0.86228 0.54068 0.01103 Uiso 1.00000
D PK9 0.77855 0.83573 0.32524 0.01445 Uiso 1.00000
D PK10 1.04546 0.85063 0.32955 0.01445 Uiso 1.00000
D PK11 0.76866 0.84666 0.45086 0.01445 Uiso 1.00000
D PK12 1.04745 0.86222 0.45537 0.01445 Uiso 1.00000
D MK2 0.89872 0.80076 0.56407 0.00000 Uani 1.00000
D MK3 0.96261 0.89067 0.56036 0.00000 Uani 1.00000
D MK4 0.85273 0.90079 0.55769 0.00000 Uani 1.00000
N PL1 0.90415 0.84708 0.93959 0.00441 Uiso 1.00000
O PL2 0.90530 0.84062 1.00782 0.00588 Uiso 1.00000
C PL3 0.91160 0.77488 0.90188 0.00224 Uiso 1.00000
C PL4 0.89557 0.92558 0.91079 0.00224 Uiso 1.00000
C PL5 0.91042 0.78135 0.83086 0.00224 Uiso 1.00000
C PL6 0.89434 0.93255 0.83980 0.00224 Uiso 1.00000
C PL7 0.90174 0.86047 0.79811 0.00224 Uiso 1.00000
C PL8 0.90047 0.86756 0.72317 0.01103 Uiso 1.00000
D PL9 0.91819 0.71481 0.92860 0.01445 Uiso 1.00000
D PL10 0.88999 0.97995 0.94428 0.01445 Uiso 1.00000
D PL11 0.91669 0.72081 0.80254 0.01445 Uiso 1.00000
D PL12 0.88723 0.99775 0.81892 0.01445 Uiso 1.00000
D ML2 0.89789 0.80594 0.69948 0.00000 Uani 1.00000
D ML3 0.84609 0.90311 0.70566 0.00000 Uani 1.00000
D ML4 0.95641 0.89934 0.70429 0.00000 Uani 1.00000
N PM1 0.65259 0.58745 0.44163 0.00441 Uiso 1.00000
O PM2 0.65923 0.58914 0.50984 0.00588 Uiso 1.00000
C PM3 0.64893 0.51065 0.40957 0.00224 Uiso 1.00000
C PM4 0.64977 0.66260 0.40720 0.00224 Uiso 1.00000
C PM5 0.64202 0.50864 0.33858 0.00224 Uiso 1.00000
C PM6 0.64286 0.66108 0.33622 0.00224 Uiso 1.00000
C PM7 0.63882 0.58394 0.30019 0.00224 Uiso 1.00000
C PM8 0.63152 0.58208 0.22527 0.01103 Uiso 1.00000
D PM9 0.65154 0.45371 0.44056 0.01445 Uiso 1.00000
D PM10 0.65302 0.72103 0.43640 0.01445 Uiso 1.00000
D PM11 0.63927 0.44464 0.31498 0.01445 Uiso 1.00000
D PM12 0.64082 0.72387 0.31064 0.01445 Uiso 1.00000
D MM2 0.59136 0.53072 0.20831 0.00000 Uani 1.00000
D MM3 0.60469 0.64026 0.20584 0.00000 Uani 1.00000
D MM4 0.69266 0.57378 0.20160 0.00000 Uani 1.00000
N PN1 0.66532 0.84687 0.19799 0.00441 Uiso 1.00000
O PN2 0.66450 0.85046 0.26636 0.00588 Uiso 1.00000
C PN3 0.73555 0.81521 0.16615 0.00224 Uiso 1.00000
C PN4 0.59589 0.87503 0.16320 0.00224 Uiso 1.00000
C PN5 0.73664 0.81138 0.09502 0.00224 Uiso 1.00000
C PN6 0.59652 0.87139 0.09205 0.00224 Uiso 1.00000
C PN7 0.66702 0.83942 0.05624 0.00224 Uiso 1.00000
C PN8 0.66793 0.83548 -0.01884 0.01103 Uiso 1.00000
D PN9 0.78822 0.79409 0.19744 0.01445 Uiso 1.00000
D PN10 0.54250 0.89932 0.19224 0.01445 Uiso 1.00000
D PN11 0.79520 0.78513 0.07161 0.01445 Uiso 1.00000
D PN12 0.53855 0.89504 0.06617 0.01445 Uiso 1.00000
D MN2 0.71334 0.87937 -0.04002 0.00000 Uani 1.00000
D MN3 0.68452 0.77288 -0.03680 0.00000 Uani 1.00000
D MN4 0.60664 0.85103 -0.03989 0.00000 Uani 1.00000
N PO1 0.59572 0.09011 0.45173 0.00441 Uiso 1.00000
O PO2 0.58956 0.08190 0.51968 0.00588 Uiso 1.00000
C PO3 0.63162 0.02574 0.41537 0.00224 Uiso 1.00000
C PO4 0.56583 0.16249 0.42185 0.00224 Uiso 1.00000
C PO5 0.63815 0.03407 0.34465 0.00224 Uiso 1.00000
C PO6 0.57214 0.17127 0.35115 0.00224 Uiso 1.00000
C PO7 0.60851 0.10715 0.31083 0.00224 Uiso 1.00000
C PO8 0.61528 0.11618 0.23620 0.01103 Uiso 1.00000
D PO9 0.65388 -0.02980 0.44289 0.01445 Uiso 1.00000
D PO10 0.53813 0.21079 0.45429 0.01445 Uiso 1.00000
D PO11 0.66782 -0.02002 0.31745 0.01445 Uiso 1.00000
D PO12 0.54692 0.23128 0.32936 0.01445 Uiso 1.00000
D MO2 0.55502 0.13274 0.21386 0.00000 Uani 1.00000
D MO3 0.66005 0.16508 0.22210 0.00000 Uani 1.00000
D MO4 0.63620 0.05794 0.21283 0.00000 Uani 1.00000
N PP1 0.65503 0.59892 0.82756 0.00441 Uiso 1.00000
O PP2 0.66032 0.59750 0.75927 0.00588 Uiso 1.00000
C PP3 0.57676 0.60449 0.85719 0.00224 Uiso 1.00000
C PP4 0.72814 0.59472 0.86450 0.00224 Uiso 1.00000
C PP5 0.57100 0.60598 0.92824 0.00224 Uiso 1.00000
C PP6 0.72288 0.59618 0.93558 0.00224 Uiso 1.00000
C PP7 0.64405 0.60185 0.96916 0.00224 Uiso 1.00000
C PP8 0.63824 0.60341 1.04416 0.01103 Uiso 1.00000
D PP9 0.52162 0.60758 0.82428 0.01445 Uiso 1.00000
D PP10 0.78794 0.59039 0.83715 0.01445 Uiso 1.00000
D PP11 0.50594 0.61057 0.94980 0.01445 Uiso 1.00000
D PP12 0.78412 0.59261 0.96325 0.01445 Uiso 1.00000
D MP2 0.70022 0.60778 1.06718 0.00000 Uani 1.00000
D MP3 0.60160 0.65694 1.06187 0.00000 Uani 1.00000
D MP4 0.60833 0.54677 1.06359 0.00000 Uani 1.00000
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
MI2 0.01211 0.00142 0.00005 0.00323 -0.00001 0.00002
MI3 0.01003 0.00257 0.00005 -0.00369 -0.00001 -0.00002
MI4 0.00472 0.00884 0.00005 0.00047 0.00002 0.00000
MJ2 0.01211 0.00142 0.00005 0.00323 -0.00001 0.00002
MJ3 0.01003 0.00257 0.00005 -0.00369 -0.00001 -0.00002
MJ4 0.00472 0.00884 0.00005 0.00047 0.00002 0.00000
MK2 0.01211 0.00142 0.00005 0.00323 -0.00001 0.00002
MK3 0.01003 0.00257 0.00005 -0.00369 -0.00001 -0.00002
MK4 0.00472 0.00884 0.00005 0.00047 0.00002 0.00000
ML2 0.01211 0.00142 0.00005 0.00323 -0.00001 0.00002
ML3 0.01003 0.00257 0.00005 -0.00369 -0.00001 -0.00002
ML4 0.00472 0.00884 0.00005 0.00047 0.00002 0.00000
MM2 0.01211 0.00142 0.00005 0.00323 -0.00001 0.00002
MM3 0.01003 0.00257 0.00005 -0.00369 -0.00001 -0.00002
MM4 0.00472 0.00884 0.00005 0.00047 0.00002 0.00000
MN2 0.01211 0.00142 0.00005 0.00323 -0.00001 0.00002
MN3 0.01003 0.00257 0.00005 -0.00369 -0.00001 -0.00002
MN4 0.00472 0.00884 0.00005 0.00047 0.00002 0.00000
MO2 0.01211 0.00142 0.00005 0.00323 -0.00001 0.00002
MO3 0.01003 0.00257 0.00005 -0.00369 -0.00001 -0.00002
MO4 0.00472 0.00884 0.00005 0.00047 0.00002 0.00000
MP2 0.01211 0.00142 0.00005 0.00323 -0.00001 0.00002
MP3 0.01003 0.00257 0.00005 -0.00369 -0.00001 -0.00002
MP4 0.00472 0.00884 0.00005 0.00047 0.00002 0.00000
loop_
_atom_type_symbol
_atom_type_scat_source
N V.F._Sears_Neutron_News_3_26_(1992)
O V.F._Sears_Neutron_News_3_26_(1992)
C V.F._Sears_Neutron_News_3_26_(1992)
D V.F._Sears_Neutron_News_3_26_(1992)
loop_
_geom_angle_atom_site_label_1
_geom_angle_atom_site_label_2
_geom_angle_atom_site_label_3
_geom_angle
_geom_angle_publ_flag
PI3 PI1 PI3 121.5 yes
PI1 PI3 PI4 119.4 yes
PI3 PI4 PI5 122.9 yes
PI4 PI5 PI6 122.2 yes
PI4 PI5 PI4 116.0 yes
PI1 PI3 PI7 117.0 yes
PI3 PI4 PI8 116.6 yes
PI5 PI6 MI2 113.0 yes
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
_geom_bond_publ_flag
PI1 PI2 1.347 yes
PI1 PI3 1.342 yes
PI3 PI4 1.401 yes
PI4 PI5 1.386 yes
PI5 PI6 1.479 yes
PI3 PI7 1.070 yes
PI4 PI8 1.090 yes
PI6 MI2 1.070 yes