#------------------------------------------------------------------------------
#$Date: 2013-12-28 13:58:47 +0000 (Sat, 28 Dec 2013) $
#$Revision: 91933 $
#$URL: svn://www.crystallography.net/cod/cif/2/00/63/2006393.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_2006393
loop_
_publ_author_name
'Blake, Alexander J.'
'McNab, Hamish'
.
'Thornley, Craig'
Deceased
_publ_section_title
;
 Four Methyl Azolyl-3-propenoates
;
_journal_issue                   8
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              1093
_journal_page_last               1097
_journal_volume                  53
_journal_year                    1997
_chemical_formula_moiety         'C7 H8 N2 O2'
_chemical_formula_sum            'C7 H8 N2 O2'
_chemical_formula_weight         152.15
_chemical_name_systematic
;
methyl (E)-3-(imidazol-2-yl)propenoate
;
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_audit_creation_method           SHELXL
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   9.706(2)
_cell_length_b                   8.9898(9)
_cell_length_c                   17.714(3)
_cell_measurement_reflns_used    30
_cell_measurement_temperature    277(2)
_cell_measurement_theta_max      14
_cell_measurement_theta_min      13
_cell_volume                     1545.6(4)
_computing_cell_refinement       DIF4
_computing_data_collection       'DIF4 (Stoe & Cie, 1991a)'
_computing_data_reduction        'REDU4 (Stoe & Cie, 1991b)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 1994)'
_computing_publication_material  SHELXL-96
_computing_structure_refinement  'SHELXL-96 (Sheldrick, 1996)'
_computing_structure_solution    'SHELXS-86 (Sheldrick, 1990)'
_diffrn_ambient_temperature      277(2)
_diffrn_measurement_device
;
Stoe Stadi-4 four-circle with Oxford Cryosystems open-flow cryostat
(Cosier & Glazer, 1986).
;
_diffrn_measurement_method       \w-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  0.0000
_diffrn_reflns_av_sigmaI/netI    0.0371
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       0
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            1365
_diffrn_reflns_theta_max         25.02
_diffrn_reflns_theta_min         3.11
_diffrn_standards_decay_%        none
_diffrn_standards_interval_time  120
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.098
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.308
_exptl_crystal_density_meas      'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             640
_exptl_crystal_size_max          0.68
_exptl_crystal_size_mid          0.54
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.16
_refine_diff_density_min         -0.15
_refine_ls_extinction_coef       0.0054(11)
_refine_ls_extinction_method     'SHELXL96 (Sheldrick, 1996)'
_refine_ls_goodness_of_fit_all   1.108
_refine_ls_goodness_of_fit_obs   1.095
_refine_ls_hydrogen_treatment
;
H atoms riding, except for H1 (bound to N1) which was refined freely
;
_refine_ls_matrix_type           full
_refine_ls_number_parameters     104
_refine_ls_number_reflns         1365
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.108
_refine_ls_restrained_S_obs      1.095
_refine_ls_R_factor_all          0.1105
_refine_ls_R_factor_obs          .0438
_refine_ls_shift/esd_max         0.001
_refine_ls_shift/esd_mean        0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_scheme
'calc w = 1/[\s^2^(Fo^2^)+(0.035P)^2^+1.04P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_wR_factor_all         0.1366
_refine_ls_wR_factor_obs         .0969
_reflns_number_observed          747
_reflns_number_total             1365
_reflns_observed_criterion       >2sigma(I)
_[local]_cod_data_source_file    ha1192.cif
_[local]_cod_data_source_block   4
_cod_depositor_comments
;
The following automatic conversions were performed:
'_geom_bond_publ_flag' value 'Yes' changed to 'yes' according to
'/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29 (11 times).

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_database_code               2006393
loop_
_symmetry_equiv_pos_as_xyz
'x, y, z'
'-x+1/2, -y, z+1/2'
'-x, y+1/2, -z+1/2'
'x+1/2, -y+1/2, -z'
'-x, -y, -z'
'x-1/2, y, -z-1/2'
'x, -y-1/2, z-1/2'
'-x-1/2, y-1/2, z'
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 .0278(12) .0533(15) .0578(16) .0005(12) -.0010(11) -.0032(13)
C2 .0289(12) .0459(15) .0532(16) -.0036(14) .0027(14) -.0095(15)
N3 .0288(11) .0613(16) .0648(17) .0021(12) -.0013(12) -.0080(15)
C4 .0447(16) .066(2) .0547(18) .0089(17) -.0068(15) -.0060(19)
C5 .0411(17) .063(2) .0560(17) -.0008(16) .0008(15) .0019(17)
C6 .0352(13) .0493(17) .0611(18) -.0066(15) .0081(15) -.0064(15)
C7 .0406(16) .0499(17) .0572(17) -.0052(14) .0045(15) -.0043(15)
C8 .0545(17) .0459(17) .0613(19) -.0051(17) .0058(17) -.0019(15)
O8 .0711(16) .0749(18) .101(2) -.0006(14) .0297(15) .0245(15)
O9 .0601(14) .0674(15) .0674(15) -.0049(12) -.0076(12) .0128(13)
C9 .110(3) .067(2) .072(2) -.014(2) -.021(2) .018(2)
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
_atom_site_thermal_displace_type
_atom_site_calc_flag
_atom_site_refinement_flags
_atom_site_occupancy
_atom_site_disorder_group
_atom_site_type_symbol
N1 .6817(2) .2123(3) .27779(14) .0463(7) Uani d . 1 . N
H1 .604(3) .224(3) .2605(16) .056 Uiso d . 1 . H
C2 .7948(2) .2694(3) .24529(16) .0427(7) Uani d . 1 . C
N3 .9076(2) .2196(3) .27997(15) .0516(7) Uani d . 1 . N
C4 .8617(3) .1289(4) .33612(18) .0550(8) Uani d . 1 . C
H4 .9177 .0788 .3703 .066 Uiso calc R 1 . H
C5 .7224(3) .1224(4) .33488(17) .0533(8) Uani d . 1 . C
H5 .6660 .0673 .3668 .064 Uiso calc R 1 . H
C6 .7958(3) .3726(3) .18357(16) .0485(7) Uani d . 1 . C
H6 .8819 .3981 .1644 .058 Uiso calc R 1 . H
C7 .6885(3) .4353(3) .15092(16) .0492(8) Uani d . 1 . C
H7 .6005 .4128 .1682 .059 Uiso calc R 1 . H
C8 .7048(3) .5398(3) .08804(17) .0539(8) Uani d . 1 . C
O8 .8112(3) .5719(3) .05851(15) .0823(8) Uani d . 1 . O
O9 .5829(2) .5979(2) .06818(12) .0649(7) Uani d . 1 . O
C9 .5836(4) .7025(4) .0057(2) .0827(12) Uani d . 1 . C
H9A .4905 .7280 -.0073 .124 Uiso calc R 1 . H
H9B .6280 .6579 -.0371 .124 Uiso calc R 1 . H
H9C .6326 .7907 .0202 .124 Uiso calc R 1 . H
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_site_symmetry_2
_geom_bond_distance
_geom_bond_publ_flag
N1 C2 . 1.342(3) yes
N1 C5 . 1.354(4) yes
C2 N3 . 1.333(3) yes
C2 C6 . 1.433(4) yes
N3 C4 . 1.361(4) yes
C4 C5 . 1.353(4) yes
C6 C7 . 1.318(4) yes
C7 C8 . 1.465(4) yes
C8 O8 . 1.194(4) yes
C8 O9 . 1.340(4) yes
O9 C9 . 1.452(4) yes
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_
_geom_angle_atom_site_label_1
_geom_angle_atom_site_label_2
_geom_angle_atom_site_label_3
_geom_angle
_geom_angle_publ_flag
C2 N1 C5 108.1(2) yes
N3 C2 N1 110.2(2) yes
N3 C2 C6 124.3(3) yes
N1 C2 C6 125.5(3) yes
C2 N3 C4 105.6(2) yes
C5 C4 N3 110.0(3) yes
C4 C5 N1 106.1(3) yes
C7 C6 C2 127.3(3) yes
C6 C7 C8 121.5(3) yes
O8 C8 O9 123.7(3) yes
O8 C8 C7 125.5(3) yes
O9 C8 C7 110.8(3) yes
C8 O9 C9 116.7(3) yes
loop_
_geom_torsion_atom_site_label_1
_geom_torsion_atom_site_label_2
_geom_torsion_atom_site_label_3
_geom_torsion_atom_site_label_4
_geom_torsion
C5 N1 C2 N3 -0.3(3)
C5 N1 C2 C6 -178.6(3)
N1 C2 N3 C4 -0.3(3)
C6 C2 N3 C4 178.1(3)
C2 N3 C4 C5 0.7(4)
N3 C4 C5 N1 -0.9(4)
C2 N1 C5 C4 0.7(3)
N3 C2 C6 C7 -174.0(3)
N1 C2 C6 C7 4.1(5)
C2 C6 C7 C8 179.8(3)
C6 C7 C8 O8 3.9(5)
C6 C7 C8 O9 -175.0(3)
O8 C8 O9 C9 1.7(5)
C7 C8 O9 C9 -179.3(2)
_journal_paper_doi 10.1107/S0108270197004952